Engine - Repair BMW X6 M E71

31 10 001 Completely removing and installing front axle with engine and transmission (N63/S63 E70/E71)

Special tools required

1. «13 5 162»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-special-tools__13-5162-fastener)

Necessary preliminary tasks

1. Position vehicle on vehicle hoist so its weight is centered.
2. Disconnect the «BATTERY»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#general-electrical-system-repair__61-12-013-replacing-negative-battery) .
3. Move «ENGINE COMPARTMENT LID»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#body-equipment-repair__51-00-service-position-of-engine) into service position.
4. Drain «COOLANT»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-00-039-venting-and-filling) .
5. «SUCTION OFF»(/bmw/x6-m/e71-2009-2012/remont/automatic-hvac-system/#heating-and-air-conditioning-repair__64-50-010-drawing-off-evacuating) air conditioning.
6. Remove both intake silencer housings.
7. Remove charge air cooler expansion tank.
8. «REMOVE»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-100-removing-and-installingreplacing) coolant expansion tank.
9. Remove fan cowl with electric fan.
10. «REMOVE»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__17-51-020-removing-and-installing) auxiliary coolant pump for intercooler.
11. Remove complete «PROPELLER SHAFT»(/bmw/x6-m/e71-2009-2012/remont/driveshaft-universal-joints/#propeller-shaft-repair__26-11-000-removing-and-installing) .
12. Remove front right wheel arch cover. See «51 71 038 REMOVING AND INSTALLING/REPLACING FRONT LEFT OR RIGHT WHEEL ARCH COVER (FRONT SECTION)»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#body-equipment-repair__51-71-038-removing-and-installingreplacing) or «51 71 039 REMOVING AND INSTALLING/REPLACING FRONT LEFT OR RIGHT WHEEL ARCH COVER (REAR SECTION)»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#body-equipment-repair__51-71-039-removing-and-installingreplacing) .
13. Release «FEED AND RETURN LINES»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-22-080-removing-and-installingreplacing) for engine oil cooler.
14. Remove brake caliper on left and right.
15. Detach «STEERING SHAFT»(/bmw/x6-m/e71-2009-2012/remont/manual-power-steering/#steering-and-wheel-alignment-repair__32-31-070-removing-and-installingrenewing) from steering box.

Release vacuum line (3) for brake-servo assistance at the vacuum pump.

Scheme 152

Unlock coolant hose (1) and detach from coolant pipe.

Scheme 153

Release screws and remove retaining bracket (1).

Unlock upper section (2) of partition seal in direction of arrow and remove.

Release grommets (3) for wiring harnesses from lower section of partition seal and from electronics box.

Installation note

Make sure grommets are correctly seated so as to prevent ingress of moisture.

Scheme 154

Release engine wiring harness from electronics box and secure on engine against falling off.

Unlock and detach all connectors (1) on DME control unit.

Unlock plug on electronics box fan and disconnect.

Unlock and detach terminal strip (2).

Unlock all plugs on plug strip (3) and detach.

Unlock plug strip (3) and remove towards top.

Scheme 155

Unlock and detach vacuum line (1) from vacuum pump.

Scheme 156

Release screws (1).

Detach line.

Tightening torque: 64 53 5AZ

Installation note

Replace sealing rings and moisten with refrigerant fluid.

Scheme 157

Unlock and disconnect fuel delivery line (1), seal off with special tool 13 5 160.

Seal off fuel delivery line (2) with special tool 13 5 162 .

Scheme 158

Release nut and remove screw (3).

Fix brake caliper (1) with a suitable auxiliary materials (2).

Installation note

Keep wishbone to swivel bearing connection clean and free from oil and grease.

Note direction of insertion of screw.

Screw must rest correctly in groove of ball stud.

Replace self-locking nut.

Tightening torque: 31 12 6AZ

Scheme 159

Release nut (1) and remove screw (2).

Installation note

Replace screw and nut.

Note direction of insertion of screw.

Tighten down screw connection in normal position.

Tightening torque 31 12 3AZ .

Detach plug connection of speed sensor at front left and right.

Scheme 160

Turn steering wheel.

Use two mounting levers on both sides to unlock the drive shaft of the front axle differential.

Scheme 161

Disconnect coolant hose (1) from auxiliary water pump (2).

Scheme 162

Slacken nut (1).

Release holder (2) from support plate (3).

Scheme 163

Disengage engine oil pipe (1) from bracket (2).

Scheme 164

Remove screws (1 to 4).

Detach pressure line of swivel motor (5).

Detach pressure line of swivel motor (6).

Pull off expandable hose for Adaptive Drive (7).

Pull off return line (8).

Installation note

Replace all gaskets.

Scheme 165

Position engine assembly on table top A .

Position transmission on table top B .

Table top is adjustable in a longitudinal direction (see arrow).

Scheme 166

Structure of table lift .

Position retaining elements (2) with fixture (40) on table top B for cross member at coordinates 3/2.

Position retaining elements (3) with fixture (50) on table top B for cross member at coordinates 2/6.

Position an additional retaining element (4) with fixture (80) on table top B under transmission at coordinates 8/5 and 8/6.

Scheme 167

Position retaining elements (1) with fixtures (60) on table top A for front axle support at coordinates 3/2 - 7/2 - 3/7 and 7/7.

Position fixture (5) on table top A for swivel bearing at coordinates 4/1 and 5/8.

Note. Possible mounting points for front axle support and transmission. Note position (1 to 4).

Scheme 168

Secure fixture of swivel bearing (1) on brake disc with wheel studs (2).

Secure adjusting screw (3).

Scheme 169

Release screws.

Tightening torque, 22 32 4AZ .

Scheme 170

Release screws (1, 2).

Installation note

Tighten down first screws (1) and then screws (2).

Tightening torque: 31 10 1AZ .

Scheme 171

With lift truck 81 22 2 184 136 and the aid of another person, carefully remove engine with transmission from below in front axle support combination.

Note. Graphic diagram N63 Hybrid

Scheme 172

Installation note

The inclination of the table lift (1) can be adjusted using adjusting screws (2).

Scheme 173

Note. Reassemble the vehicle.

00 Danger of poisoning if oil is ingested/absorbed through the skin

Danger of poisoning!

Ingesting oil or absorbing through the skin may cause poisoning!

Possible symptoms are

1. Headaches
2. Dizziness
3. Stomach aches
4. Vomiting
5. Diarrhoea
6. Cramps/fits
7. Unconsciousness

Protective measures/rules of conduct

1. Pour oil only into appropriately marked containers.
2. Do not pour oil into drinking vessels (drinks bottles, glasses, cups or mugs).
3. Observe country-specific safety regulations.

First aid measures

1. Do not induce vomiting. If the person affected is still conscious, he/she must rinse out their mouth with water, drink plenty of water and consult a doctor immediately. If the person affected is unconscious, do not administer anything by mouth, place the person in the recovery position and seek immediate medical attention.

11 00 000 Differences among basic engine versions (N63/S63)

Engine generation = N63

Distinguishing features

Displacement = l

Power stage = T/O

T = Top power stage.

O = Upper power stage.

Expansion stage = 0 (new development)

Expansion stage = 1 (TU) (first technical update)

Expansion stage = 2 (TU) (second technical update)

Engine identification

Engine number at the marked surface.

Replacement drives are already assigned a number containing the identification and engine number at the factory.

The old drive number must be imprinted for replacement crankcases.

Magnesium crank cases feature a label, the engine number does not need to be embossed.

M47/M47TU/M47T2

Scheme 174

M57/M57TU/M57T2

Scheme 175

M67/M67TU

Scheme 176

N47/N47S/N47C/N47T/N57/N57S/N57T

Scheme 177

M52/M52TU

Scheme 178

M54

Scheme 179

M56

Scheme 180

N20/N26

Scheme 181

N40/N45/N45T/N43

Scheme 182

N42/N46/N46T

Scheme 183

N51/N52/N52K/N52T/N53/N54/N55

Scheme 184

N62/N62TU

Scheme 185

Position (1) engine number.

Position (2) engine code letters.

N63, N63TU.

S63

N74

S63T0 to engine number 2001 0052 on right side cyl. 1-4.

S63T0 from engine number 2001 0053 on left side cyl. I 5-8.

Scheme 186

E72 Vehicles must be imprinted on the left side cyl. 5-8.

N73

Scheme 187

S54

Scheme 188

S85/S65

Scheme 189

W10/W11

Scheme 190

N12/N13/N14/N16/N18/W16

Scheme 191

W17

Scheme 192

Assemble engine.

11 00... Overview of consumables (Electronic Parts Catalogue)

1.0 SEALING COMPOUND FOR INJECTION

2.0 SEALING COMPOUND FOR APPLICATION

3.0 CLEANING AGENT

4.0 LUBRICANT FOR APPLICATION

5.0 LUBRICANTS TO LOOSEN LOCKED SCREW CONNECTIONS

6.0 LEAK SEARCH SPRAY

11 00 598 Removing and installing engine on front axle E70 E71 (N63/S63)

Special tools required

1. «31 2 247»(/bmw/x6-m/e71-2009-2012/remont/axle-shafts/#front-axle-special-tools__31-2247-shaped-part)
2. «31 2 240»(/bmw/x6-m/e71-2009-2012/remont/axle-shafts/#front-axle-special-tools__31-2240-tool)
3. «31 2 246»(/bmw/x6-m/e71-2009-2012/remont/axle-shafts/#front-axle-special-tools__31-2246-shaped-part)
4. «24 1 380»(/bmw/x6-m/e71-2009-2012/remont/automatic-trans/#automatic-transmission-special-tools__24-1380-device)
5. «11 0 020»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-0020-lifting-gear)

Necessary preliminary work

1. Remove front axle with engine and transmission.

Release screws.

Installation note

Replace screws.

Tightening torque 26 11 9AZ .

Scheme 193

Slide propeller shaft towards rear and remove.

Scheme 194

Installation note

Slide propeller shaft fully towards rear.

Sealing cup (1) must snap audibly into place and rest entirely on dust guard (2).

Scheme 195

Slacken nut (1) two to three thread turns.

If necessary, replace lower section 31 2 242 with lower section 31 2 247 .

Press control arm (2) with special tool 31 2 240 ) off swivel bearing.

Unscrew nut (1) and remove control arm (2) from swivel bearing.

Installation note

Keep wishbone to swivel bearing connection clean and free from oil and grease.

Scheme 196

Replace self-locking nut.

Tightening torque 31 12 4AZ .

Slacken nut (1) two to three thread turns.

If necessary, replace lower section 31 2 242 with lower section 31 2 247 .

Press tension strut (2) with special tool 31 2 240 off swivel bearing.

Unscrew nut (1) and remove tension strut (2) from swivel bearing.

Installation note

Keep tension strut to swivel bearing connection clean and free from oil and grease.

Replace self-locking nut.

Tightening torque 31 12 2AZ .

Scheme 197

Slacken nut (1) two to three thread turns.

If necessary, replace lower section 31 2 242 with lower section 31 2 246 .

Press track rod end (2) with special tool 31 2 240 off swivel bearing.

Unscrew nut (1) and remove track rod end (2) from swivel bearing.

Installation note

Keep track rod end to swivel bearing connection clean and free from oil and grease.

Scheme 198

Replace self-locking nut.

Tightening torque 32 21 3AZ .

Release screws (1).

Slacken nut (2).

Pull off expandable hose (3) of Adaptive Drive 1st part.

Recycling

Catch and dispose of escaping oil with auxiliary materials.

Scheme 199

Release screws (1).

Disconnect line (2) part 1.

Recycling

Catch and dispose of escaping oil with auxiliary materials.

Scheme 200

Release screw and remove oil lines (2).

Tightening torque, 17 22 4AZ .

Installation note

Replace sealing rings.

Recycling

Catch and dispose of escaping oil with auxiliary materials.

Scheme 201

Remove swivel bearing (1) with brake disc and drive shaft (3) with the aid of a workshop crane (2).

Do not bend output shaft (3) too far, note deflection angle.

The illustration shows the procedure on the left swivel bearing; the procedure on the right swivel bearing is identical.

Scheme 202

Screw fixtures (20) onto table lift at a suitable location.

Move screw adapter (30) with plate (80) up against the transmission oil sump (1).

Scheme 203

Remove cover on transmission.

Scheme 204

Crank engine at central bolt.

Release converter bolts (1).

Scheme 205

Press special tool 24 1 380 together and insert into recess in transmission housing.

Scheme 206

Release screw (1).

Release hydraulic lines (2).

Installation note

Replace sealing rings.

Recycling

Catch and dispose of escaping oil with auxiliary materials.

Scheme 207

Release screw (1).

Lay ground strap (2) to one side.

Scheme 208

Unclip the transmission wiring harness from its holders (2 3 4 and 5).

Pull off the transmission wiring harness from the transmission at the holder (1).

Scheme 209

Take off the transmission connector (1).

Unclip the transmission wiring harness from holders (2).

Scheme 210

Release all screws on transmission.

Tightening torque 24 00 1AZ .

Installation note

Screws have different lengths.

Note installation position.

Scheme 211

Slightly raise engine with workshop crane and special tool 11 0 020 .

This simplifies removal and installation of transmission.

Scheme 212

Recycling

Capture emerging transmission oil with a suitable drip tray (1).

Disconnect transmission (2) from engine in the direction of the arrow.

Pictures show N74.

Scheme 213

Unscrew nuts (1).

Raise engine approx. 10 mm with crossmember.

Installation note

Replace self-locking nuts.

Tightening torque 22 11 2AZ .

Scheme 214

Lift engine (1) with workshop crane (2) and special tool 11 0 020 from front axle.

Mount engine on assembly stand.

Scheme 215

00 Risk of injury if oil comes into contact with eyes and skin

Danger of injury!

Contact with eyes or skin may result in injury!

Possible symptoms are

1. Impaired sight
2. Irritation of the eyes
3. Reddening of the skin
4. Rough and cracked skin

Protective measures/rules of conduct

1. Wear protective goggles
2. Wear oil-resistant protective gloves
3. Observe country-specific safety regulations

First aid measures

1. Eye contact: Rinse eyes immediately with plenty of water for at least 15 minutes; if available, use an eye-rinsing bottle. If irritation of the eyes persists, consult a doctor.
2. Skin contact: Wash off with soap and water immediately. If irritation persists, consult a doctor. NOTE: Do not use solvents/thinners.

00 Safety information for working on vehicles with automatic engine start-stop function (MSA)

Observe safety precautions when working on MSA vehicles.

Before carrying out practical work on the engine, always ensure that the MSA functionality is deactivated so as to prevent automatic engine starting while work is being carried out in the engine compartment.

MSA function is deactivated by

Scheme 216

Scheme 217

1. Deactivate MSA by means of button (1) in passenger compartment
2. Open seat belt buckle and driver's door
3. Open engine bonnet/hood and ensure that engine hood/bonnet contact is not in workshop mode Workshop mode A = 10 mm Basic setting (engine hood/bonnet open) B = 7 mm To make sure that the engine hood/bonnet contact is at the basic setting, if necessary press the hood/bonnet contact up to the limit position before starting work and slowly release.

00 Safety instructions for handling oil

Recycling

Observe country-specific waste-disposal regulations.

Measures if oil is unintentionally released

1. Personal precautionary measures: Danger of slipping! Keep noninvolved persons away from the work area. Wear personal protective clothing/equipment.
2. Environmental protection measures: Prevent oil from draining into drain channels, sewerage systems, pits, cellars, water and the ground.
3. Limiting spread: Use oil blocks to prevent the surface spread of oil.
4. Cleaning procedure: Bind and dispose of escaped oil with nonflammable absorbents. NOTE: Do not flush oil away with water or aqueous cleaning agents.

11 00 670 Securing engine in installation position (S63)

Special tools required

1. 00 0 200
2. 00 0 202
3. 00 0 204
4. 00 0 208
5. «00 0 451»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-0451-strip)
6. «00 0 452»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-0452-upholstery)
7. «00 6 000»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-6000-device)
8. «11 0 000»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-0000-lifting-gear)

Observe following instructions relating to special tool

1. Prior to each use, check the special tools for defects, modifications and operational reliability.
2. Damaged/modified special tools must not be used!
3. No changes or modifications may be made to the special tools!
4. Keep special tools dry, clean and free of grease.

Necessary preliminary tasks

1. Secure «ENGINE COMPARTMENT LID IN SERVICE POSITION»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#body-equipment-repair__51-00-service-position-of-engine) .
2. Remove «INTAKE FILTER HOUSING»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-71-000-removing-and-installingreplacing) .
3. «REMOVE»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#body-equipment-repair__51-71-372-removing-and-installingreplacing) trailing links from spring strut dome.
4. Remove «FRONT WHEELS»(/bmw/x6-m/e71-2009-2012/remont/wheel-tire-system/#wheel-and-tires-repair__36-10-300-remove-or-install) .
5. «REMOVE»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#body-equipment-repair__51-71-removing-and-installingreplacing-top) steering box cover at top right.

Assemble cross-member 00 6 000 with special tools 00 0 202, 00 0 204, 00 0 208.

Modification

Replace profile strips with special tools 00 0 451 .

Replace front supports with special tools 00 0 452 .

Note. Ensure that the longer feet of special tool 00 0 452 point to center of vehicle.

Scheme 218

Note. The support points on the left side are shown.

Position cross-member 00 6 000 with a 2nd person helping on designated areas (1, 2).

Note. Make sure that the front supports 00 0 452 are correctly positioned on the carrier supports.

Scheme 219

Secure special tool 11 0 000 to spindle 00 0 202.

Attach suitable chains to special tool 11 0 000 and suspend from both engine suspension lugs.

Scheme 220

Scheme 221

Left engine mount

Slacken nuts (1) from the top.

Right engine mount

Remove COVER from the steering box.

Loosen the nut (1) on the engine mount through the opening in the wheel arch.

Tightening torque 22 11 2AZ .

Raise engine approx. 10 mm with cross member.

Installation note

Replace self-locking nuts.

11 00... Service - engine oil (S63)

Special tools required

1. «11 9 240»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9240-oil-filter-wrench)

Recycling

Catch and dispose of drained engine oil in a suitable collecting vessel.

Observe country-specific waste disposal regulations.

Release screw plug (1) on oil filter cap.

Remove screw plug (2) from oil sump and drain engine oil.

Scheme 222

Release oil filter cover (1) with special tool 11 9 240 .

Tightening torque 11 42 1AZ .

Scheme 223

Installation note

Renew sealing ring (2) and wet with oil.

Check sealing ring (1) and renew, if installed.

Renew oil filter element (3) and slide into the oil filter cover.

Oil filter element (3) must snap audibly into place.

Scheme 224

Insert oil filter element (3) into oil filter cover.

Installation note

Oil filter element (3) must snap audibly into place.

Note. Presentation: without underbody protection and reinforcement plate.

Installation note

Replace sealing rings.

Insert screw plug (2) for oil sump and tighten down.

Tightening torque 11 13 1AZ .

Insert screw plug (1) for oil filter cap and tighten down.

Tightening torque 11 42 2AZ .

Note. Pour in ENGINE OIL .

Start engine and run at idle until oil pressure indicator light goes out.

Switch off engine

Check oil filter cap and screw plugs (1 and 2) for oil filter cap and oil sump for leaks.

Assemble engine.

Checking engine oil level

1. Park vehicle on a horizontal surface.
2. Allow engine to run at operating temperature for three minutes with increased engine speed (approx. 1100 RPM).
3. Read off engine oil level in instrument panel or on Control Display.
4. Top up engine oil if necessary.

11 12 729 Checking cylinder head for water leaks (S63)

Special tools required

1. «00 9 250»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9250-torque-wrench)
2. «11 8 080»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8080-device)
3. «11 8 081»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8081-plate)
4. «11 8 082»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8082-valve)
5. «11 8 083»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8083-screw)

Necessary preliminary tasks

1. Remove «LEFT CYLINDER HEAD»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-105-removing-and-installing) .
2. Remove «RIGHT CYLINDER HEAD»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-106-removing-and-installing) .
3. Remove «ALL VALVES»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-34-552-removing-and-installingreplacing) .

Note. Set of special tools 11 8 080 can be used for cylinder bank 1 to 4 and cylinder bank 5 to 8.

Position special tool 11 8 081 on cylinder head.

Scheme 225

Insert special tool 11 8 083 and tighten in sequence (1 to 10) in several steps.

Tightening torque: 25 Nm

Scheme 226

Remove vent screw (1).

Tightening torque: 11 12 8 AZ .

Installation

Replace sealing ring.

Scheme 227

Screw in special tool 11 8 082 with suitable tool and special tool 00 9 250 to 0.8 Nm.

Connect compressed air hose with pressure gauge.

Immerse cylinder head in a water bath. Inspection pressure 4.0 bar.

Check cylinder head for escaping air (cracks).

Scheme 228

Note. If necessary, add cleaning agent to water bath.

Assemble engine.

11 12 105 Removing and installing left cylinder head (S63)

Special tools required

1. «11 4 470»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4470-tool)
2. 81 22 2 184 136.

Necessary preliminary work

1. Remove «FRONT AXLE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__31-10-001-completely-removing-and) completely with engine and transmission. The graphic shows the removed engine on the lifting table, special tool 81 22 2 184 136. The graphic shows the E72.

Necessary preliminary work

1. Check «TIMING»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-573-adjusting-camshaft-timing) .
2. Remove left «INLET AND EXHAUST ADJUSTMENT UNIT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-047-removing-and-installingreplacing) .

Release screw (1).

Note. Guide rail is loose from cylinder head.

Scheme 229

Release bolts (1) at front from cylinder head.

Scheme 230

Release cylinder head bolts in sequence (10 to 1).

Remove all cylinder head bolts with washers.

Note. For purposes of clarity, the graphic shows the camshafts removed.

Scheme 231

Clean sealing faces of cylinder head and engine block; if necessary, remove gasket debris compound with special tool 11 4 470 . Make sure no gasket remnants drop into oil and cooling channels.

Check CYLINDER HEAD for leaks.

Check cylinder head sealing face for surface evenness.

Coat joint between engine block and timing case cover with Drei Bond 1209 (refer to BMW Parts Service).

Note. Graphic shows an N62 engine by way of example.

Scheme 232

Check fitting sleeves (1) for damage and correct installation position.

Installation note

Renew cylinder head gasket (2) .

Fit new cylinder head gasket (2).

Note. Graphic corresponds to cylinders 1-4.

Scheme 233

Put the cylinder head on.

Do not wash off bolt coating.

Installation note

Fit new cylinder head bolts .

Insert new cylinder head bolts and initially tighten so that they are free of play.

Tighten down cylinder head bolts in sequence 1 - 10.

Tightening torque 11 12 1AZ .

Install and tighten down bolts (1) between cylinder head and timing case cover.

Tightening torque 11 12 2AZ .

Insert screw (1) of guide rail and tighten down.

Tightening torque 11 31 3AZ .

If necessary, install camshafts . See 11 31 032 REMOVE AND INSTALL/REPLACE LEFT INTAKE CAMSHAFT (S63) or 11 31 036 REMOVING AND INSTALLING/REPLACING LEFT EXHAUST CAMSHAFT (S63) .

Install left INLET AND EXHAUST ADJUSTMENT UNITS .

Assemble engine.

11 12 106 Removing and installing right cylinder head (S63)

Special tools required

1. «11 4 470»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4470-tool)
2. 81 22 2 184 136.

Necessary preliminary work

1. Remove «FRONT AXLE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__31-10-001-completely-removing-and) completely with engine and transmission. The graphic shows the removed engine on the lifting table, special tool 81 22 2 184 136. The graphic shows the E72.

Necessary preliminary work

1. Check «TIMING»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-071-checking-camshaft-timing) .
2. Remove «INLET AND EXHAUST ADJUSTMENT UNIT ON RIGHT SIDE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-048-removing-and-installingreplacing) .

Release screw (1).

Note. Guide rail is loose from cylinder head.

Release bolts (1) at front from cylinder head.

Release cylinder head bolts in sequence (10 to 1).

Remove all cylinder head bolts with washers.

Note. Shown without camshafts for purposes of clarity.

Scheme 234

Clean sealing faces of cylinder head and engine block; if necessary, remove gasket debris compound with special tool 11 4 470 . Make sure no gasket debris drops into the oil and coolant ducts.

Threaded bores in engine block must be free of dirt and oil (risk of cracking) .

Check CYLINDER HEAD FOR LEAKS .

Check cylinder head sealing face for surface evenness.

Coat joint between engine block and timing case cover with Drei Bond 1209 (refer to BMW Parts Service).

Note. Illustrations show N62.

Check fitting sleeves (1) for damage and correct installation position.

Fit new cylinder head gasket (2).

Put the cylinder head on.

Do not wash off bolt coating.

Insert new cylinder head bolts and initially tighten so that they are free of play.

Tighten down the cylinder-head bolts in order 1-10.

Tightening torque: 11 12 1 AZ .

Install and tighten down bolts (1) between cylinder head and timing case cover.

Tightening torque: 11 12 2 AZ .

Insert screw (1) of guide rail and tighten down.

Tightening torque: 11 31 3 AZ .

If necessary, install camshafts . See 11 31 034 REMOVING AND INSTALLING/REPLACING RIGHT INLET CAMSHAFT (S63) or 11 31 038 REMOVING AND INSTALLING/RENEWING RIGHT EXHAUST CAMSHAFT (S63) .

Install INLET AND EXHAUST ADJUSTMENT UNIT ON LEFT SIDE .

Assemble engine.

11 12 005 Removing and installing/sealing left cylinder head cover (S63)

Special tools required

1. «11 4 470»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4470-tool)

Necessary preliminary tasks

1. Remove acoustic cover
2. Disconnect «NEGATIVE BATTERY TERMINAL»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#general-electrical-system-repair__61-20-900-disconnecting-and-connecting) .
3. Remove left «CHARGE AIR COOLER»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-51-001-removing-and-installingreplacing) .
4. Remove «INTAKE FILTER HOUSING»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-71-000-removing-and-installingreplacing) .
5. Remove expansion tank . See «17 11 100 REMOVING AND INSTALLING/REPLACING COOLANT EXPANSION TANK (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-100-removing-and-installingreplacing) or «17 13 020 REMOVING AND INSTALLING/REPLACING INTERCOOLER EXPANSION TANK (S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-13-020-removing-and-installingreplacing) .
6. Remove coolant pipe from cylinder head cover (E71 only).
7. Remove coolant valve for heater feed line.
8. Disconnect «FUEL FEED LINE»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-53-332-removing-and-installingreplacing) .
9. Detach wiring harness for injectors and lay to one side.
10. Remove «IGNITION COILS»(/bmw/x6-m/e71-2009-2012/remont/gauges-instrument-panels/#engine-electrical-system-repair__12-13-511-removingreplacing-spark-plugss63) , cylinders 5-8.
11. Remove «INJECTORS»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-53-310-removing-and-installing) , cylinders 5-8.
12. Remove «HIGH-PRESSURE PUMP»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-51-065-removing-and-installingreplacing) .

Unlock vent line at the positions (1) and remove line.

Unfasten screws (2).

Scheme 235

Release screws (1).

Remove holder (2).

Tightening torque 17 10 6AZ . Remove the holder.

Scheme 236

Note. Right side.

Release nut (1) from vacuum reservoir.

Tightening torque 11 65 6AZ .

Lay vacuum reservoir to one side.

Scheme 237

Unclip plug (1) from holder.

Unfasten screws (2).

Tightening torque 11 12 4AZ .

Scheme 238

Note. Left side

Release nut (1) from vacuum reservoir.

Tightening torque 11 65 6AZ .

Lay vacuum reservoir to one side.

Remove connector (2) from holder.

Scheme 239

Unclip plug (1) from holder.

Unfasten screws (2).

Tightening torque 11 12 4AZ .

Unclip all vacuum hoses and oxygen sensor cables.

Take off holder (3).

Scheme 240

Release bolts in sequence (17 to 1).

Remove cylinder head cover.

Scheme 241

Clean sealing surface (1) with special tool 11 4 470 .

Installation note

Replace seal (2) .

Scheme 242

Installation note

Renew profile seal of cylinder head cover .

Scheme 243

Installation note

It is important to join screw (1) for exact positioning of the camshaft sensors.

Fit cylinder head cover.

Position screw (1).

Release screw (1) by 90°.

Scheme 244

Secure cylinder head cover in sequence (1 to 17) in two work steps.

Tightening torque 11 12 3AZ .

Assemble engine.

11 12 006 Removing and installing/sealing right cylinder head cover (S63)

Special tools required

1. «11 4 470»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4470-tool)

Necessary preliminary tasks

1. Remove acoustic cover.
2. Disconnect «NEGATIVE BATTERY TERMINAL»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#general-electrical-system-repair__61-20-900-disconnecting-and-connecting) .
3. Release battery positive terminal.
4. Remove right «INTERCOOLER»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-51-001-removing-and-installingreplacing) .
5. Remove «INTAKE FILTER HOUSING»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-71-000-removing-and-installingreplacing) .
6. Disconnect «FUEL DELIVERY LINE»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-53-332-removing-and-installingreplacing) .
7. Detach wiring harness for injectors and lay to one side.
8. Remove «IGNITION COILS»(/bmw/x6-m/e71-2009-2012/remont/gauges-instrument-panels/#engine-electrical-system-repair__12-13-511-removingreplacing-spark-plugss63) , cylinders 1-4.
9. Remove «INJECTORS»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-53-310-removing-and-installing) , cylinders 1-4.
10. Remove «HIGH PRESSURE PUMP»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-51-070-removing-and-installingreplacing) .

Release screws (1).

Tightening torque 11 12 9AZ .

Release screw (2).

Tightening torque 17 10 8AZ .

Remove oil filler neck.

Cover fill opening with a cloth.

Scheme 245

Release screws (1). Lay expansion tank to one side.

Tightening torque 17 10 7AZ .

Scheme 246

Release screws (1) from expansion tank holder.

Tightening torque 17 10 6AZ .

Scheme 247

Release screw (1) and remove expansion tank holder.

Tightening torque 17 10 6AZ .

Scheme 248

Note. Right side.

Release nut (1) from vacuum reservoir.

Tightening torque 11 65 6AZ .

Lay vacuum reservoir to one side.

Unclip plug (1) from holder.

Unfasten screws (2).

Tightening torque 11 12 4AZ .

Note. Left side

Release nut (1) from vacuum reservoir.

Tightening torque 11 65 6AZ .

Lay vacuum reservoir to one side.

Detach connector (2) from holder

Unclip plug (1) from holder.

Unfasten screws (2).

Tightening torque 11 12 4AZ .

Unclip all vacuum hoses and oxygen sensor cables.

Take off holder (3).

Note. Right side.

Release screws (1) and remove heat shield.

Tightening torque 11 65 3AZ .

Release screws (2) and detach engine vent line.

Tightening torque 11 15 1AZ .

Cover opening.

Scheme 249

Unlock vent line at the positions (1) and remove line.

Unfasten screws (2).

Feed out holder (1) in direction of arrow and remove.

Scheme 250

Release bolts in sequence (17 to 1).

Remove cylinder head cover.

Scheme 251

Clean sealing surface (1) with special tool 11 4 470 .

Installation note

Replace seal (2) .

Scheme 252

Installation note

Renew profile seal of cylinder head cover .

Installation note

It is important to join screw (1) for exact positioning of the camshaft sensors.

Fit cylinder head cover.

Position screw (1).

Release screw (1) by 90°.

Scheme 253

Secure cylinder head cover in sequence (1 to 17) in two work steps.

Tightening torque 11 12 3AZ .

Assemble engine.

11 13 020 Removing and installing/replacing lower oil sump section (S63)

Necessary preliminary tasks

1. Remove «REINFORCEMENT PLATE»(/bmw/x6-m/e71-2009-2012/remont/axle-shafts/#front-axle-repair__31-10-010-removing-and-installingreplacing) .
2. «REMOVE OIL DRAIN PLUG»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-00-service-engine-oil) and drain engine oil.

Unlock plug connection (1) on oil level sensor and disconnect.

Release screws (2) along line.

Tightening torque 11 13 2AZ .

Remove lower oil sump section (3).

Installation

Clean sealing surfaces.

Replace seal.

Replace screws.

Scheme 254

When replacing oil sump bottom section

Convert oil level sensor.

Replace sealing ring.

11 13 010 Removing and installing/replacing upper oil sump section (S63)

Special tools required

1. «11 9 240»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9240-oil-filter-wrench)
2. 11 7 201

Necessary preliminary work

1. Drain off «ENGINE OIL»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-00-service-engine-oil) .
2. Secure engine in «INSTALLATION POSITION»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-00-670-securing-engine-in) .
3. Lower front axle . See «31 11 506 LOWERING/RAISING FRONT AXLE SUPPORT (SWZ00-2040)»(/bmw/x6-m/e71-2009-2012/remont/axle-shafts/#front-axle-repair__31-11-506-loweringraising-front-axle) or «31 11 506 LOWERING/RAISING FRONT AXLE SUPPORT (UNIVERSAL LIFTER)»(/bmw/x6-m/e71-2009-2012/remont/axle-shafts/#front-axle-repair__31-11-506-loweringraising-front-axle) .
4. Remove «FRONT DIFFERENTIAL»(/bmw/x6-m/e71-2009-2012/remont/axle-shafts/#front-axle-repair__31-50-001-removing-and-installingreplacing) .
5. Remove «LOWER OIL SUMP SECTION»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-13-020-removing-and-installingreplacing) .
6. Release «SUPPLY/RETURN LINES»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-22-080-removing-and-installingreplacing) on oil filter.
7. Release holders of supply/return lines on oil sump.
8. Detach plug from oil pressure switch.
9. Unclip wiring harness on oil sump.

Remove oil filter cover with oil filter (1) with special tool 11 9 240 .

Tightening torque: 11 42 1AZ .

Unfasten screws (2).

Remove intake snorkels (1).

Tightening torque: 11 41 1AZ .

Scheme 255

Release all nuts (1) using special tool 11 7 201.

Tightening torque: 11 41 5 AZ .

Remove oil pump drive gear.

Note. Graphic shows engine removed

Scheme 256

Release screw (2).

Unscrew nuts (1).

Remove oil pump.

Installation note

Tightening torque: 11 41 2AZ .

Scheme 257

Release bolts in area of line (1).

Scheme 258

Release bolts in area of line (1).

Scheme 259

Release bolts in area of line (2).

Tightening torque 11 13 2AZ .

Release 4 bolts on transmission side.

Tightening torque 24 00 1AZ .

Remove upper oil sump section (1).

Installation note

Free sealing surfaces of seal debris and clean.

Replace gasket.

Scheme 260

Modify oil pressure switch if replacing oil sump.

Assemble engine.

11 14 110 Removing and installing lower timing case cover (S63)

Special tools required

1. «11 4 470»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4470-tool)

Necessary preliminary work

1. Remove «ENGINE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__31-10-001-completely-removing-and) .
2. Remove both cylinder heads . See «11 12 105 REMOVING AND INSTALLING LEFT CYLINDER HEAD (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-105-removing-and-installing) or «11 12 106 REMOVING AND INSTALLING RIGHT CYLINDER HEAD (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-106-removing-and-installing) .
3. Remove «UPPER OIL SUMP SECTION»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-13-010-removing-and-installingreplacing) .
4. Remove alternator «BELT TENSIONER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-020-replacing-tensioning-device) .
5. Remove «VIBRATION DAMPER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-23-010-removing-and-installingreplacing) .
6. Remove «COOLANT PUMP»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-51-000-removing-and-installingrenewing) .
7. Remove alternator.
8. Remove «AIR CONDITIONING COMPRESSOR»(/bmw/x6-m/e71-2009-2012/remont/automatic-hvac-system/#heating-and-air-conditioning-repair__64-52-523-removing-and-installingreplacing) .
9. Remove hub for «VIBRATION DAMPER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-23-010-removing-and-installingreplacing) .

Release screws along lines (1).

Remove timing case cover (2) towards front.

Clean sealing surfaces with special tool 11 4 470 .

Scheme 261

Note. Check jump guard for damage.

Release screw (1).

Tightening torque 11 14 1AZ .

Remove jump guard (2).

Scheme 262

Clean sealing surfaces with special tool 11 4 470 .

Installation note

Preposition all bolts in timing case cover.

Replace beaded metal gaskets (1, 2 and 3) .

Scheme 263

Fit timing case cover (2).

Initially tighten all bolts to approx. 5 Nm.

Fully tighten all bolts in alternate sequence.

Tightening torque 11 14 2AZ .

Installation note

Wait for PU material to emerge at sealing joints.

Carefully wipe off protruding PU material.

Replace RADIAL SHAFT SEAL in timing case cover at bottom .

Assemble engine.

11 14 080 Removing and installing timing case cover, top left (S63)

Timing case cover, cylinders 5-8

Necessary preliminary tasks

1. Remove both «SOLENOID VALVES»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-715-removing-and-installingreplacing) on left side.

Release screws (1).

Tightening torque 11 14 3AZ .

Remove timing case cover (2).

Installation

Replace seal .

Scheme 264

Assemble engine.

11 14 085 Removing and installing timing case cover, top right (S63)

Gear case cover, cylinders 1-4

Necessary preliminary tasks

1. Remove both «SOLENOID VALVES»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-720-removing-and-installingreplacing) on right side.

Release screws (1).

Tightening torque 11 14 3AZ .

Remove timing case cover (2).

Installation

Replace seal .

Scheme 265

Assemble engine.

11 14 250 Removing and installing/sealing rear coolant end cover (N63)

Special tools required

1. «11 4 470»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4470-tool)

Recycling

Catch and dispose of drained coolant in a suitable container.

Observe country-specific waste-disposal regulations.

Necessary preliminary tasks

1. Remove «FLYWHEEL»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-22-000-removing-and-installingreplacing) .
2. Drain «COOLANT»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-00-008-draining-and-adding) .

Release all screws in area (1).

Tightening torque 11 14 5AZ .

Remove end cover.

Note. Clean sealing surfaces with special tool 11 4 470 .

Scheme 266

Installation

Replace profile seal (1) .

Scheme 267

Assemble engine.

11 14 151 Replacing crankshaft radial seal on transmission side (S63)

Necessary preliminary tasks

1. Drain off «ENGINE OIL»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-00-service-engine-oil) .
2. Remove «FLYWHEEL»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-22-000-removing-and-installingreplacing) .

Release screws (1).

Unfasten screws (2).

Carefully remove end cover with crankshaft radial seal.

Scheme 268

Note. Support sleeve (2) is included in scope of delivery. If the crankshaft radial seal (1) is stored for more than six months without the support sleeve (2), its operational reliability will no longer be guaranteed. Crankshaft radial seal (1) must not be reused in this eventuality! Support sleeve (2) remains in the crankshaft radial seal (1) and is used as a slip sleeve during subsequently described installation.

Scheme 269

When the crankshaft radial seal is installed, only the support sleeve included in the scope of delivery may be used as a slip sleeve.

Scheme 270

Installation

Check dowel sleeves (1) for damage and correct installation position.

Clean sealing face (2) so that it is free from oil and grease.

Coat contact points on joint along oil sump (see arrows) with Drei Bond 1209.

Scheme 271

Installation

Lightly oil running surface of crankshaft.

Fit end cover (1) with support sleeve (2) on crankshaft and push on carefully.

Note. Picture shows (N62TU).

Scheme 272

Insert screws (2) and initially tighten without play.

Insert screws (1) and initially tighten without play.

Tighten down bolts (2) from inside outwards.

Tighten down screws (1) from inside outwards.

Tightening torque 11 14 4AZ .

Assemble engine.

11 14 141 Replacing radial shaft seal in lower timing case cover (S63)

Special tools required

1. «11 9 410»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9410-extractor)
2. «11 9 420»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9420-tool)

Necessary preliminary tasks

1. Removing «VIBRATION DAMPER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-23-010-removing-and-installingreplacing) .

Position all levers (2) horizontally to pull off radial shaft seal (1).

Turn back spindle of special tool 11 9 410 until all levers (2) can be positioned on sealing lip.

Scheme 273

Turn all levers (2) so that they grip behind radial shaft seal (1).

Turn spindle (3) on special tool 11 9 410 to remove radial shaft seal.

Scheme 274

Note. Radial shaft seal (1) may only be supported with "support sleeve" (2).

If the radial shaft seal (1) is stored for more than six months without the support sleeve (2), its operational reliability will no longer be guaranteed.

Radial shaft seal (1) must not be reused in this case!

Scheme 275

Remove support sleeve (2) from radial shaft seal (1).

Fit radial shaft seal (1) on lower gear case cover.

Scheme 276

Using special tool 11 9 420 and central bolt (3), screw radial shaft seal into lower gear case cover until flush.

Scheme 277

Assemble engine.

11 21 531 Replacing all crankshaft main bearing shells (S63)

Special tools required

1. «00 2 590»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-2590-measurement-aid)
2. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
3. «11 6 251»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-6251-dial-gauge)
4. «11 6 252»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-6252-tripod)

A mixed installation is permissible.

Example

An old crankcase with an old crankcase designation and a new crankshaft with a new crankshaft designation.

An old crankshaft with an older crankshaft designation and a new crankcase with a new crankcase designation.

Or a new crankcase with a new crankshaft with new identifications.

Necessary preliminary tasks

1. Remove crankshaft.

Note. Main bearing caps 1 to 5 are marked with punched numbers.

Scheme 278

Observe crankshaft construction stage

1. S: Series
2. B: Repair stage 1
3. C: Repair stage 2

The letters denote the bearing shell classification for the relevant bearing position from 1 to 5 (main bearing cap).

The first letter on the left applies to the first bearing position at the front on the timing chain drive.

Scheme 279

Color assignment on crankshaft 1 to 5

1. Y = yellow
2. G = green
3. V = violet

The letters denote the bearing shell classification for the relevant bearing position from 1 to 5 in the crankcase and is located on the transmission side in the Vee. The first letter on the left applies to the first bearing position at the front on the timing chain drive.

Color assignment in crankcase 1 to 5.

Scheme 280

1. Y = yellow
2. G = green
3. V = violet

The letters denote the bearing shell classification for the relevant bearing position from 1 to 5 (main bearing cap).

The first letter on the left applies to the first bearing position at the front on the timing chain drive.

Color assignment on crankshaft 1 to 5

Scheme 281

Installation note

Install main bearing shells (1) with lubrication groove in crankcase.

Install main bearing shells (2) without lubrication groove in the main bearing caps.

Scheme 282

Note. Main bearing cap number 3 can be identified by the surfaces (1) for the thrust washers of the thrust bearing.

Scheme 283

Turn back thread support bushing into main bearing cap.

Scheme 284

Checking main bearing clearance

To check crankshaft bearing play, use the existing main bearing bolts.

Do not twist crankshaft.

Place special tool 00 2 590 (Plastigage model PG 1) onto the oil-free crankshaft (see arrow).

Scheme 285

Tighten down all collar bolts (M11) of main bearing caps in sequence 1 to 5 to jointing torque.

Tightening torque 11 11 1 AZ .

Scheme 286

Tighten down all collar bolts (M11) of main bearing caps with special tool 00 9 120 with angle of rotation.

Scheme 287

Remove main bearing cap.

Read off main bearing clearance at width of flattened plastic thread with assistance of measurement scale.

Main bearing play.

Scheme 288

1. Remove plastic thread
2. Apply a coat of oil to new bearing shells and crankshaft

Note. Always replace main bearing bolts in main bearing caps with new bolts. Do not wash off bolt coating.

Install crankshaft.

Carefully strike back and front of crankshaft with a plastic hammer to center guide bearing (do not damage crankshaft).

Secure special tool 11 6 252 with magnetic foot on crankcase.

Position special tool 11 6 251 .

Tightening specifications for main bearing

Check axial play.

Check guide bearing shell, crankshaft and crankcase if necessary.

Scheme 289

Assemble engine.

11 21 500 Replacing crankshaft (S63)

Special tools required

1. «00 2 010»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-2010-measurement-aid)
2. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
3. «11 4 350»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4350-torque-wrench)
4. «11 6 251»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-6251-dial-gauge)
5. «11 6 252»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-6252-tripod)
6. «13 5 020»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-special-tools__13-5020-wrench)

Necessary preliminary work

1. Remove «ENGINE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__31-10-001-completely-removing-and) .
2. Mount engine on assembly stand.
3. Remove cylinder head . See «11 12 105 REMOVING AND INSTALLING LEFT CYLINDER HEAD (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-105-removing-and-installing) or «11 12 106 REMOVING AND INSTALLING RIGHT CYLINDER HEAD (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-106-removing-and-installing) .
4. Remove «HUB FOR VIBRATION DAMPER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-23-010-removing-and-installingreplacing) .
5. Removing lower timing case cover.
6. Removing oil pan . See «11 13 010 REMOVING AND INSTALLING/REPLACING UPPER OIL SUMP SECTION (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-13-010-removing-and-installingreplacing) or «11 13 020 REMOVING AND INSTALLING/REPLACING LOWER OIL SUMP SECTION (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-13-020-removing-and-installingreplacing) .
7. Remove «OIL PUMP»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-41-000-removing-and-installingreplacing) .
8. Removing «PISTON»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-25-530-removing-and-installingreplacing) .
9. Remove «FLYWHEEL»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-22-000-removing-and-installingreplacing) .
10. Remove radial shaft seals . See «11 14 151 REPLACING CRANKSHAFT RADIAL SEAL ON TRANSMISSION SIDE (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-151-replacing-crankshaft-radial) or «11 14 141 REPLACING RADIAL SHAFT SEAL IN LOWER TIMING CASE COVER (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-141-replacing-radial-shaft) .
11. Remove «TIMING CHAINS»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-052-replacing-both-timing) .

Installation note

Layout of main bearing caps.

All numbers must be read from the cylinder bank (5 to 8) (see arrows).

Scheme 290

Main bearing caps (1 to 5) opposite the output end on the timing chain drive.

Release oil pump spacer bolts (1) with special tool 13 5 020 .

Scheme 291

Release main bearing taper screw connection (1).

Release oil pump spacer pins (2).

Scheme 292

Release all thread support bushings (1).

Scheme 293

Release collar bolts (M8) in sequence 10 to 1.

Scheme 294

Release collar bolts (M11) in sequence 10 to 1.

Remove main bearing caps 1 to 5.

Lift out crankshaft and set down safely (secure against turning).

Release screw for oil nozzle (1).

Tightening torque: 11 11 8 AZ .

Scheme 295

Installation note

Check oil nozzle (1) for clear passage with compressed air.

Observe fastening on oil nozzle.

Scheme 296

Installation note

Observe fastening in crankcase.

Scheme 297

Replace CRANKSHAFT MAIN BEARING SHELLS .

Installation note

Observe arrangement of main bearing caps.

All numbers must be read from the cylinder bank (5 to 8) (see arrows).

Main bearing caps (1) is opposite the output end on the timing chain drive.

Turn back all thread support bushings hand-tight.

Installation note

Coat all bearing points with engine oil.

Install crankshaft.

Fit bearing caps (1 to 5).

Set down bearing caps positioned from 1 to 5.

Insert all collar bolts (M11) hand-tight.

Secure collar bolts (M11) in sequence (1 to 10).

Installation note

For a better overview of the screw connection quality, mark the head of all collar bolts after joining with a line (1) using an oil-proof marker pen.

Check angle tightening.

Scheme 298

Secure collar bolt (1) with special tool 00 9 120 .

Tightening torque: 11 11 1AZ .

Insert all collar bolts (M8) hand-tight.

Secure collar bolts (M8) in sequence (1 to 10).

Installation note

For a better overview of the screw connection quality, mark the head of all collar bolts after joining with a line (1) using an oil-proof marker pen.

Check angle tightening.

Secure collar bolt (1) with special tool 00 9 120 .

Scheme 299

Secure all threaded support sleeves (1) with special tool 11 4 350 .

Tightening torque: 11 11 3 AZ .

Scheme 300

Secure main bearing taper screw connection (1).

Tightening torque: 11 11 4 AZ .

Secure oil pump spacer pins (2).

Tightening torque: 11 11 5 AZ .

Check crankshaft. See CRANKSHAFT AND BEARINGS .

Determine crankshaft breakaway torque with special tool 00 2 010 .

Rotate crankshaft at central bolt using special tool 00 2 010 .

If the breakaway torque is too high, it will be necessary to correct the bearing clearance . See CRANKSHAFT AND BEARINGS .

Scheme 301

Secure special tool 11 6 252 to crankcase with magnetic base.

Slide crankshaft in direction of arrow forwards as far as it will go.

Set special tool 11 6 251 to zero.

Slide crankshaft (1) in direction of arrow towards rear and determine value.

Check axial play See CRANKSHAFT AND BEARINGS .

Assemble engine.

11 22 000 Removing and installing/replacing flywheel (S63)

Special tools required

1. «11 9 260»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9260-holder)

Necessary preliminary tasks

1. Remove «AUTOMATIC TRANSMISSION»(/bmw/x6-m/e71-2009-2012/remont/automatic-trans/#automatic-transmission-repair__24-00-023-removing-and-installing) .

Secure flywheel (1) with special tool 11 9 260 .

Scheme 302

Release flywheel screws in area (1).

Remove flywheel (2).

Installation

Clean threads on flywheel screws in crankshaft.

Flywheel (2) is secured with an alignment pin.

Fit flywheel (2).

Fit new flywheel screws .

Tightening torque 11 22 1AZ .

Scheme 303

11 22 510 Removing and installing/replacing flywheel, gearbox removed (S63)

Special tools required

1. «11 9 260»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9260-holder)

Secure flywheel (1) with special tool 11 9 260 .

Release flywheel screws in area (1).

Remove flywheel (2).

Installation

Clean threads on flywheel screws in crankshaft.

Flywheel (2) is secured with an alignment pin.

Fit flywheel (2).

Fit new flywheel screws .

Tightening torque 11 22 1AZ .

11 23 010 Removing and installing/replacing vibration damper (S63)

Special tools required

1. «00 9 140»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9140-torque-angle-measuring-dial)
2. «11 3 460»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-3460-washer)
3. «11 8 090»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8090-holder)
4. «11 9 453»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9453-needle)
5. «11 9 454»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9454-socket-waf-46)

Necessary preliminary tasks

1. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing)
2. Remove A/C compressor «DRIVE BELT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-050-replacing-ac-compressor) .
3. Remove alternator «DRIVE BELT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-010-replace-alternator-drive) .
4. Remove belt pulley for A/C system.

Release screw (1).

Tightening torque 11 28 1AZ .

Remove belt tensioner with idler pulley (2).

Scheme 304

Secure special tool 11 8 090 with three screws (1) to vibration damper.

Secure special tool 11 8 090 with belt tensioner bolt (2) to timing case cover.

Tightening torque 11 28 1AZ .

Note. A 3/4 inch tool is needed to release the central bolt.

Release central bolt on vibration damper.

Scheme 305

Secure central bolt with special tool 00 9 140 or 11 3 460 .

Position special tool 11 3 460 on special tool 11 8 090 .

Adjust special tool 11 9 453 on special tool 11 9 454 using clamping screw to 0° on scale.

Tightening torque 11 23 1AZ .

Scheme 306

Assemble engine.

11 25 530 Removing and installing/replacing all pistons (S63)

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. «11 5 440»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-5440-assembly-tool)
3. «11 7 280»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-7280-pliers)
4. «11 8 151»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8151-assembly-tool)
5. «11 8 152»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8152-fitting-aid)

Necessary preliminary work

1. Remove «ENGINE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__31-10-001-completely-removing-and) .
2. Mount engine on assembly stand.
3. Remove both cylinder heads . See «11 12 105 REMOVING AND INSTALLING LEFT CYLINDER HEAD (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-105-removing-and-installing) or «11 12 106 REMOVING AND INSTALLING RIGHT CYLINDER HEAD (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-106-removing-and-installing) .
4. Remove oil sump . See «11 13 010 REMOVING AND INSTALLING/REPLACING UPPER OIL SUMP SECTION (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-13-010-removing-and-installingreplacing) or «11 13 020 REMOVING AND INSTALLING/REPLACING LOWER OIL SUMP SECTION (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-13-020-removing-and-installingreplacing) .
5. Remove «OIL PUMP»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-41-000-removing-and-installingreplacing) .

Unscrew connecting rod bearing cap.

Note. Connecting rods and connecting rod bearing caps are denoted with the same pairing letters. The stamped dates are always arranged in opposite directions. Set down connecting rod bearing caps in order.

Scheme 307

Note. To install and remove the connecting rods, it is essential for the crankshaft to be exactly in alignment with the cylinder bore (see dashed line).

Position crankshaft at central bolt.

Insert special tool 11 8 152 into connecting rod.

Screw special tool 11 5 440 into connecting rod with bolt (1).

Scheme 308

Remove connecting rod with piston from cylinder head side.

Lift out retaining ring and press out piston pin.

Scheme 309

If necessary, replace connecting rods.

Note. The connecting rods can also be replaced individually. The gudgeon pin must be able to be pressed through the liner by hand with little force and must not display any significant play.

Scheme 310

Prior to installation, measure piston installation clearance: Measure piston diameter with micrometer at measuring point A from lower edge of piston and offset by 90° to piston pin axis.

Measuring point A . See PISTONS WITH RINGS AND PINS .

Scheme 311

Adjust micrometer to cylinder bore of engine block. Set internal calliper on micrometer to zero. Measure bottom, center and top of cylinder bore in direction of travel and direction of engine rotation.

DIAMETER OF CYLINDER BORE .

Piston installation clearance . See PISTONS WITH RINGS AND PINS .

Total permissible wear tolerance . See PISTONS WITH RINGS AND PINS .

Scheme 312

Note. The pistons and connecting rods of cylinders 1 to 8 are identical.

Arrow on piston crown (cyl. 1 to 4) points upwards, bolt connection on connecting rod points at an angle to right.

Scheme 313

Arrow on piston crown (cyl. 5 to 8) points upwards, bolt connection on connecting rod points at an angle to left.

Note. For purposes of clarity, pistons are shown removed.

The connecting rods are correctly mounted on the piston when the bolt connections on the connecting rods are parallel to each other (see arrow).

Scheme 314

Install retaining ring.

Scheme 315

Installation

Piston circlip (1) is correctly installed when the opening points upwards.

See graphic.

It must still be possible for the piston pin to moved easily.

Scheme 316

Insert special tools 11 8 151 and 11 8 152 into connecting rod.

Install connecting rod bearing.

Scheme 317

Lightly coat pistons and piston rings with oil.

Offset the contact points of the piston rings by approx. 120° to each other but do not position above the piston pin boss.

Note. Picture shows S85.

Scheme 318

Keep piston rods compressed with special tool 11 7 280 .

Install piston so that arrow points to camshaft drive.

Press in piston only with finger force (do not knock in!).

Scheme 319

Press in piston (1) only with finger force (do not knock in!).

Scheme 320

The direction arrow on the piston crown must point to the camshaft drive (direction of travel towards front).

Note. Graphics show N63.

Scheme 321

Attach crankshaft journal to connecting rod.

Remove special tools 11 5 440 and 11 8 152 .

Note. For purposes of clarity, the pairing letters (1) are shown on the removed connecting rod.

Scheme 322

Apply light coat of oil to connecting rod bearing shells.

Fit bearing cap so that pairing letters match up.

Install new connecting rod bolts.

Scheme 323

Tighten down connecting rod bolts (1) with special tool 00 9 120 .

TIGHTENING TORQUE 11 24 1 AZ .

Scheme 324

Assemble engine.

11 28 010 Replace alternator drive belt (S63)

Special tools required

1. «11 3 340»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-3340-pin)

Installation

If the drive belt is to be reused, mark direction of travel and reinstall drive belt in same direction of rotation.

Necessary preliminary tasks

1. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) .

Slowly and carefully pretension belt tensioner (1) in direction of arrow up to stop.

Secure special tool 11 3 340 in dowel hole (2).

Belt tensioner in assembly position.

Scheme 325

Remove drive belt.

Note. On vehicles which do not have a power steering pump, an idler pulley (3) is fitted in place of the power steering pump.

Put on the drive belt.

Remove special tool 11 3 340 from dowel hole (2).

Slowly relieve tension on belt tensioner (1).

Installation

Make sure drive belt is in correct installation position.

Scheme 326

Assemble engine.

11 28 050 Replacing A/C compressor drive belt with belt tensioner (S63)

Installation

If the drive belt is to be reused, mark direction of travel and reinstall drive belt in same direction of rotation.

Necessary preliminary tasks

1. Remove alternator «DRIVE BELT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-010-replace-alternator-drive) .

Note. Observe direction of engine rotation.

Crank engine at central bolt until marking (see arrow) is reached on vibration damper.

Release screws (1).

Tightening torque 11 28 2AZ .

Scheme 327

Note. Observe direction of engine rotation.

Crank engine at central bolt until marking (see arrow) is reached on vibration damper.

Scheme 328

Remove elasto-belt.

Assemble engine.

11 28 020 Replacing tensioning device for alternator drive belt (S63)

Special tools required

1. «11 0 390»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-0390-pin) .

Necessary preliminary tasks

1. Remove alternator «DRIVE BELT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-010-replace-alternator-drive) .

If necessary, remove special tool 11 0 390 .

Release screw (1).

Tightening torque 11 28 1AZ .

Remove belt tensioner with idler pulley (2).

11 31 573 Adjusting camshaft timing on left side (S63)

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 890»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9890-gauge)
5. «11 9 891»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9891-handle)
6. «11 9 892»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9892-bridge)
7. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
8. «11 9 894»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9894-adapter)

(cylinder bank 5 to 8)

Necessary preliminary tasks

1. Remove «LEFT TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-080-removing-and-installing) .
2. «CHECK CAMSHAFT TIMING ON LEFT SIDE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-070-checking-camshaft-timing) .

Get special tool 11 9 890 ready for securing camshafts.

Note. Special tool 11 9 891 Knurled screw. Special tool 11 9 892 Press-down bar. Special tool 11 9 893 Gap gauge for inlet and exhaust camshafts. Special tool 11 9 894 spacer.

Scheme 329

Release central bolts (1 and 2) of inlet and exhaust adjustment units.

Installation

Replace central bolts after releasing.

Scheme 330

Installation

Coat contact face of new central bolt (1) with copper paste.

Scheme 331

Position special tool 11 9 893 on inlet and exhaust camshafts.

The special tool 11 9 893 must rest without a gap on cylinder head; if necessary, adjust camshaft at hexagon heads.

Screw special tool 11 9 894 into cylinder head.

Scheme 332

Position special tool 11 9 892 on special tool 11 9 893 .

Both special tools 11 9 891 are secured with special tool 11 9 893 .

Note. Tighten down special tool 11 9 891 by hand.

Scheme 333

Secure central bolt (1) of intake camshaft adjuster with special tool 00 9 120 .

new Secure central bolt (2) of intake camshaft adjuster with special tool 00 9 120 .

Tightening torque: 11 36 1AZ .

Remove special tools 11 9 190 and 11 8 570 .

Crank engine at central bolt twice in direction of engine rotation until engine returns to 150° before cylinder no. 1 firing TDC position .

Secure vibration damper with special tool 11 9 190 at 150° before cylinder no. 1 firing TDC position 1 .

Scheme 334

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Scheme 335

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Scheme 336

Remove all special tools.

Assemble engine.

11 31 574 Adjusting camshaft timing on right side (S63)

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 890»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9890-gauge)
5. «11 9 891»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9891-handle)
6. «11 9 892»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9892-bridge)
7. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
8. «11 9 894»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9894-adapter)

(cylinder bank 1 to 4)

Necessary preliminary tasks

1. Remove «RIGHT TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-085-removing-and-installing) .
2. «CHECK CAMSHAFT TIMING ON RIGHT SIDE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-071-checking-camshaft-timing) .

Get special tool 11 9 890 ready for securing camshafts.

Note. Special tool 11 9 891 Knurled screw. Special tool 11 9 892 Press-down bar. Special tool 11 9 893 Gap gauge for inlet and exhaust camshafts. Special tool 11 9 894 spacer.

Release central bolts (1 and 2) of inlet and exhaust adjustment units.

Installation

Replace central bolts after releasing.

Installation

Coat contact face of new central bolt (1) with copper paste.

Position special tool 11 9 893 on inlet and exhaust camshafts.

The special tool 11 9 893 must rest without a gap on cylinder head; if necessary, adjust camshaft at hexagon heads.

Screw special tool 11 9 894 into cylinder head.

Scheme 337

Position special tool 11 9 892 on special tool 11 9 893 .

Both special tools 11 9 891 are secured with special tool 11 9 893 .

Note. Tighten down special tool 11 9 891 by hand.

Scheme 338

Secure central bolt (1) of intake camshaft adjuster with special tool 00 9 120 .

new Secure central bolt (2) of intake camshaft adjuster with special tool 00 9 120 .

Tightening torque: 11 36 1AZ .

Remove special tools 11 9 190 and 11 8 570 .

Crank engine at central bolt twice in direction of engine rotation until engine returns to 150° before cylinder no. 1 firing TDC position .

Secure vibration damper with special tool 11 9 190 at 150° before cylinder no. 1 firing TDC position 1 .

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Scheme 339

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Scheme 340

Remove all special tools.

Assemble engine.

11 31 070 Checking camshaft timing on left side (S63)

Special tools required

1. «00 9 250»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9250-torque-wrench)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
5. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

Cylinders 5-8

Necessary preliminary tasks

1. Remove left «CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-005-removing-and-installingsealing) .
2. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) with electric fan.
3. Remove «BELT PULLEY»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-050-replacing-ac-compressor) for A/C system.
4. Remove left «CHAIN TENSIONER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-094-removing-hydraulic-chain) .

Mount special tool 11 9 900 at position of chain tensioner.

Preload hexagon socket screw with special tool 00 9 250 to 0.6 Nm .

Note. Graphic corresponds to cylinders 1-4.

Scheme 341

Note. Marking (MP = Mounting Position) is important for installing special tool 11 8 570 .

MP = 150° before cylinder no. 1 firing TDC position .

Scheme 342

Position special tool 11 8 570 with dihedron on vibration damper in such a way that it can be secured with bolt (1) at the MP marking.

Note. Setting groove on crankcase, see arrow.

Scheme 343

Crank engine at central bolt.

Secure vibration damper with special tools 11 8 570 and 11 9 190 at 150° before cylinder no. 1 firing TDC position .

With cylinder no. 1 at 150° before firing TDC position, cams on exhaust camshaft (A) at cylinder no. 5 point at an angle to the left.

Cams on inlet camshaft (E) point at an angle downwards.

Note. For purposes of clarity, the graphic shows the inlet and exhaust adjustment units removed.

Scheme 344

Checking locking of inlet and exhaust adjustment units in initial position

Gripping hexagon head (2) of camshafts with a fork wrench (1), carefully try to rotate camshafts against direction of rotation.

The inlet and exhaust adjustment units are locked in the initial position when the camshafts are non-positively connected to the adjustment units.

Scheme 345

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

If necessary, adjust camshaft TIMING on left side.

Remove all special tools.

Assemble engine.

11 31 071 Checking camshaft timing on right side (S63)

Special tools required

1. «00 9 250»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9250-torque-wrench)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
5. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

Cylinders 1-4

Necessary preliminary tasks

1. Remove right «CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-006-removing-and-installingsealing) .
2. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) with electric fan.
3. Remove «BELT PULLEY»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-050-replacing-ac-compressor) for A/C system.
4. Remove right «CHAIN TENSIONER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-095-removing-hydraulic-chain) .

Mount special tool 11 9 900 at position of chain tensioner.

Preload hexagon socket screw with special tool 00 9 250 to 0.6 Nm .

Note. Marking (MP = Mounting Position) is important for installing special tool 11 8 570 .

MP = 150° before cylinder no. 1 firing TDC position .

Position special tool 11 8 570 with dihedron on vibration damper in such a way that it can be secured with bolt (1) at the MP marking.

Note. Setting groove on crankcase, see arrow.

Crank engine at central bolt.

Secure vibration damper with special tools 11 8 570 and 11 9 190 at 150° before cylinder no. 1 firing TDC position .

With cylinder no. 1 at 150° before firing TDC position, cams on exhaust camshaft (A) at cylinder no. 1 point at an angle upwards.

Cams on inlet camshaft (E) point at an angle downwards.

Note. For purposes of clarity, the graphic shows the inlet and exhaust adjustment units removed.

Scheme 346

Checking locking of inlet and exhaust adjustment units in initial position

Gripping hexagon head (2) of camshafts with a fork wrench (1), carefully try to rotate camshafts against direction of rotation.

The inlet and exhaust adjustment units are locked in the initial position when the camshafts are non-positively connected to the adjustment units.

Note. Graphic corresponds to cylinders 5-8.

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head. If necessary, adjust camshaft TIMING on right side.

Remove all special tools.

Assemble engine.

11 31 032 Remove and install/replace left intake camshaft (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)

(cylinder bank 5 to 8)

Necessary preliminary tasks

1. Remove «LEFT CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-005-removing-and-installingsealing) .
2. Check «TIMING»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-070-checking-camshaft-timing) .
3. Remove «LEFT INLET ADJUSTMENT UNIT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-047-removing-and-installingreplacing) .

Rotate left inlet camshaft at dihedron with a fork wrench (1) into a suitable position.

Release bolts of camshaft bearings in sequence (10 to 1) in 1/2 turns.

Set down all bearing caps in a tidy and orderly fashion on special tool 11 4 480 .

Intake camshaft

Scheme 347

Note. Rocker arms (1) are freely accessible after inlet camshaft has been removed. Do "not" remove rocker arm (1) on intake side.

Scheme 348

If necessary, replace plain compression rings (1).

Press compression ring (1) on one side into groove, pull up on other side and remove catch.

Scheme 349

Carefully pull plain rectangular compression ring (1) apart and remove towards front.

Ends of compression rings (1) point upwards.

Make sure compression rings (1) are engaged at ends.

Note. Inlet camshaft of cylinder bank 5 to 8 is marked with "E 5-8".

Scheme 350

Align all rocker arms (1) straight.

Coat all bearing points with engine oil.

Insert inlet camshaft.

Scheme 351

Insert inlet camshaft (1) so that cams point to side at cylinder 5 as shown in picture.

Scheme 352

All bearing caps are marked

Scheme 353

1. L = Cylinders 1-4.
2. R = Cylinders 5-8.
3. E = Intake side
4. A = Exhaust side
5. 1 = designation from 1 to 5

Insert all bolts.

Tighten down bolts in sequence (1 to 10) in 1/2 turns.

Tightening torque: 11 31 6 AZ .

Tightening torque: 11 31 7 AZ .

Install INLET ADJUSTMENT UNITS .

Adjust VALVE TIMING .

Assemble engine.

11 31 038 Removing and installing/renewing right exhaust camshaft (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)

Cylinders 1-4

Necessary preliminary tasks

1. Remove right high-pressure pump.
2. Remove right «CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-006-removing-and-installingsealing) .
3. Remove right «EXHAUST ADJUSTMENT UNIT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-048-removing-and-installingreplacing) .

Rotate exhaust camshaft (2) at dihedron with a fork wrench into a suitable position.

Note. The intake camshaft of cylinder bank 5-is marked "E 5-8".

Release bolts of camshaft bearings in sequence (10 to 1) in 1/2 turns.

Set all bearing caps down in special tool 11 4 480 in a neat and orderly fashion.

Remove roller tappet from bearing caps (2 and 3) of high-pressure pump and lay down in special tool 11 4 480 .

Remove left exhaust camshaft and lay down in special tool 11 4 480 .

Scheme 354

Align all rocker arms (1) straight.

If necessary, replace plain compression rings (1).

Press compression ring (1) on one side into groove, pull up on other side and remove catch.

Carefully pull plain rectangular compression ring (1) apart and remove towards front.

Ends of compression rings (1) point upwards.

Make sure compression rings (1) are engaged at ends.

Coat all bearing points with engine oil.

Scheme 355

Install exhaust camshaft (1).

Turn exhaust camshaft (1) until cams point to side at cylinder no. 1 as shown in graphic.

Scheme 356

All bearing caps are marked with letters and numbers

Scheme 357

1. L = Cylinder bank 1-4.
2. R= Cylinder bank 5-8.
3. E = Intake side
4. A = Exhaust side
5. 1 = Marking, bearing point, from 1 to 5

Insert all bolts.

Tighten down bolts in sequence (1 to 10) in 1/2 turns.

Tightening torque 11 31 6AZ .

Tightening torque 11 31 7AZ .

Install right INLET AND EXHAUST ADJUSTMENT UNITS .

Adjust VALVE TIMING .

Assemble engine.

11 33 052 Removing and installing/replacing all rocker arms on left side (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)

(cylinder bank 5 to 8)

Necessary preliminary tasks

1. Remove «LEFT INLET CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-032-remove-and-installreplace) .
2. Remove left «EXHAUST CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-036-removing-and-installingreplacing) .

Remove rocker arm (1) and set down in a tidy and orderly fashion in special tool 11 4 480 .

Install rocker arm (1).

Align all rocker arms (1) straight.

Assemble engine.

11 31 036 Removing and installing/replacing left exhaust camshaft (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)

(cylinder bank 5 to 8)

Necessary preliminary tasks

1. Remove «LEFT CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-005-removing-and-installingsealing) .
2. Check «TIMING»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-070-checking-camshaft-timing) .
3. Remove «LEFT INLET ADJUSTMENT UNIT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-047-removing-and-installingreplacing) .

Rotate exhaust camshaft (2) at dihedron with a fork wrench into a suitable position.

Release bolts of camshaft bearings in sequence (10 to 1) in 1/2 turns.

Set down all bearing caps in a tidy and orderly fashion on special tool 11 4 480 .

Remove roller tappet from bearing cap (2 and 3) of high-pressure pump and set down on special tool 11 4 480 .

Remove left exhaust camshaft and set down on special tool 11 4 480 .

Scheme 358

Note. Rocker arms (1) are freely accessible after exhaust camshaft has been removed. Do "not" remove rocker arms (1) on exhaust side.

If necessary, replace plain compression rings (1).

Press compression ring (1) on one side into groove, pull up on other side and remove catch.

Carefully pull plain rectangular compression ring (1) apart and remove towards front.

Ends of compression rings (1) point upwards.

Make sure compression rings (1) are engaged at ends.

Note. Exhaust camshaft of cylinder bank 5 to 8 is marked with "A 5-8".

Align all rocker arms (1) straight.

Coat all bearing points with engine oil.

Install exhaust camshaft (1).

Insert exhaust camshaft (1) so that cams point to side at cylinder 5 as shown in picture.

Scheme 359

All bearing caps are marked

1. L = Cylinders 1-4.
2. R = Cylinders 5-8.
3. E = Intake side
4. A = Exhaust side
5. 1 = designation from 1 to 5

Insert all bolts.

Tighten down bolts in sequence (1 to 10) in 1/2 turns.

Tightening torque: 11 31 6 AZ .

Tightening torque: 11 31 7 AZ .

Insert tappets for high-pressure pump.

Install INLET ADJUSTMENT UNITS .

Adjust VALVE TIMING .

Assemble engine.

11 31 034 Removing and installing/replacing right inlet camshaft (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray) .

(cylinder bank 1 to 4)

Necessary preliminary tasks

1. Remove right «CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-006-removing-and-installingsealing) .
2. Check «TIMING»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-071-checking-camshaft-timing) .
3. Remove «RIGHT INLET ADJUSTMENT UNIT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-048-removing-and-installingreplacing) .

Rotate right inlet camshaft (2) at dihedron with a fork wrench (1) into a suitable position.

Note. Illustration shows cyl. 5 to 8.

Release bolts of camshaft bearings in sequence (10 to 1) in 1/2 turns.

Set down all bearing caps in a tidy and orderly fashion on special tool 11 4 480 .

Intake camshaft

Scheme 360

Note. Rocker arms (1) are freely accessible after inlet camshaft has been removed.

Do "not" remove rocker arm (1) on intake side.

If necessary, replace plain compression rings (1).

Press compression ring (1) on one side into groove, pull up on other side and remove catch.

Carefully pull plain rectangular compression ring (1) apart and remove towards front.

Ends of compression rings (1) point upwards.

Make sure compression rings (1) are engaged at ends.

Note. Inlet camshaft of cylinder bank 5 to 8 is marked with "E 5-8".

Align all rocker arms (1) straight.

Coat all bearing points with engine oil.

Scheme 361

Insert inlet camshaft.

Insert inlet camshaft (1) so that cams point to side at cylinder 1 as shown in picture.

Scheme 362

All bearing caps are marked with letters and numbers

1. L = Cylinder bank 1-4.
2. R = Cylinder bank 5-8.
3. E = Intake side
4. A = Exhaust side
5. 1 = designation, bearing point, from 1 to 5

Insert all bolts.

Tighten down bolts in sequence (1 to 10) in 1/2 turns.

Tightening torque: 11 31 6 AZ .

Tightening torque: 11 31 7 AZ .

Install INLET ADJUSTMENT UNITS .

Adjust VALVE TIMING .

Assemble engine.

11 33 054 Removing and installing/replacing rocker arms on right side (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)

(cylinder bank 1 to 4)

Necessary preliminary tasks

1. Remove «INLET AND EXHAUST ADJUSTMENT UNIT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-048-removing-and-installingreplacing) on right side.
2. Remove right «INLET CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-034-removing-and-installingreplacing) .
3. Remove right «EXHAUST CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-038-removing-and-installingrenewing) .

Remove rocker arm (1) and set down in neat order in special tool 11 4 480 .

Install rocker arm (1).

Align all rocker arms (1) straight.

Assemble engine.

11 31 094 Removing hydraulic chain tensioner for timing chains on left side (S63)

Special tools required

1. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

Necessary preliminary tasks

1. Remove «TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-080-removing-and-installing) at top left.

Crank engine back at central bolt (1) against direction of engine rotation by approx. 90°.

Scheme 363

Piston (1) of chain tensioner must be pressed in against oil pressure in housing (see arrow).

Scheme 364

If the chain tensioner piston is retracted over its full length, a 3.5 mm drill bit or a suitable lock pin must be positioned.

Scheme 365

Release screws (1).

Tightening torque 11 31 5AZ .

Remove chain tensioner (2).

Scheme 366

Chain tensioner arrangement

Scheme 367

1. Piston
2. Expansion element
3. Compression spring
4. Housing

Installation

Replace all gaskets and sealing rings .

Assemble engine.

11 31 095 Removing hydraulic chain tensioner for timing chains on right side (S63)

Special tools required

1. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

Necessary preliminary tasks

1. Remove «TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-085-removing-and-installing) at top right.

Crank engine back at central bolt (1) against direction of engine rotation by approx. 180°.

Scheme 368

Piston (1) of chain tensioner must be pressed in against oil pressure in housing (see arrow).

If the chain tensioner piston is retracted over its full length, a 3.5 mm drill bit or a suitable lock pin must be positioned.

Release screws (1).

Tightening torque 11 31 5AZ .

Remove chain tensioner (2).

Chain tensioner arrangement

1. Piston
2. Expansion element
3. Compression spring
4. Housing

Installation

Replace all gaskets and sealing rings .

Assemble engine.

11 31 052 Replacing both timing chains (S63)

Special tools required

1. «00 2 300»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-2300-assembly-stand)
2. «11 2 001»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-2001-bell-housing)
3. «11 2 002»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-2002-plate)
4. «11 2 003»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-2003-spindle)
5. «11 2 007»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-2007-synchronising-key)

Necessary preliminary tasks

1. Remove lower «TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-110-removing-and-installing) .
2. To facilitate removal and installation of timing chains, turn engine over with special tool. «00 2 300»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-2300-assembly-stand) .

Timing drive, cylinders 1 to 4 .

Remove guide rail (5) from bearing bolt.

Remove timing chain (3) with tensioning rail (4) from bearing bolt.

Timing drive, cylinders 5 to 8 .

Remove guide rail (1) from bearing bolt.

Remove timing chain (2) with tensioning rail (6) from bearing bolt.

Scheme 369

Timing drive, cylinders 1 to 4 .

Release bearing bolts (2) with a suitable tool.

Tightening torque: 11 31 1 AZ .

Timing drive, cylinders 5 to 8 .

Release bearing bolts (1).

Tightening torque: 11 31 2 AZ .

Scheme 370

Attach special tools 11 2 001 and 11 2 002 to the crankshaft.

Insert special tool 11 2 007 and remove sprocket wheel with special tool 11 2 003 .

Installation note

Check sprocket wheels for wear, replace if necessary.

Heat sprocket wheel to 60 °C .

Scheme 371

Installation note

Make sure Woodruff key (1) is installed in correct position in crankshaft (2).

Scheme 372

Installation note

Maintain tension of timing chains when installing timing case cover.

Observe sparking protection on timing case cover.

Make sure timing chain (1) is correctly installed when placing it in guide rail (3).

Assemble engine.

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)

(cylinder bank 5 to 8)

Necessary preliminary tasks

1. Remove «LEFT INLET CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-032-remove-and-installreplace) .
2. Remove left «EXHAUST CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-036-removing-and-installingreplacing) .

Remove rocker arm (1) and set down in a tidy and orderly fashion in special tool 11 4 480 .

Install rocker arm (1).

Align all rocker arms (1) straight.

Assemble engine.

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)

(cylinder bank 1 to 4)

Necessary preliminary tasks

1. Remove «INLET AND EXHAUST ADJUSTMENT UNIT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-36-048-removing-and-installingreplacing) on right side.
2. Remove right «INLET CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-034-removing-and-installingreplacing) .
3. Remove right «EXHAUST CAMSHAFT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-038-removing-and-installingrenewing) .

Remove rocker arm (1) and set down in neat order in special tool 11 4 480 .

Install rocker arm (1).

Align all rocker arms (1) straight.

Assemble engine.

11 34 552 Removing and installing/replacing all valves (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)
2. «11 8 840»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8840-basket)
3. «11 9 006»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9006-insert)
4. «11 9 008»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9008-shaped-part)

Necessary preliminary tasks

1. Remove «LEFT CYLINDER HEAD»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-105-removing-and-installing) .
2. Remove «RIGHT CYLINDER HEAD»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-106-removing-and-installing) .
3. Remove camshafts . See «11 31 032 REMOVE AND INSTALL/REPLACE LEFT INTAKE CAMSHAFT (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-032-remove-and-installreplace) , «11 31 034 REMOVING AND INSTALLING/REPLACING RIGHT INLET CAMSHAFT (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-034-removing-and-installingreplacing) , «11 31 036 REMOVING AND INSTALLING/REPLACING LEFT EXHAUST CAMSHAFT (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-036-removing-and-installingreplacing) or «11 31 038 REMOVING AND INSTALLING/RENEWING RIGHT EXHAUST CAMSHAFT (S63).»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-038-removing-and-installingrenewing)

Mount cylinder head (1) on special tool 11 9 000.

Scheme 373

Prepare special tool 11 9 008 on special tool 11 9 006 .

Scheme 374

Position special tool 11 9 006 with silicone cushion on cylinder head.

Slide locks (1) in direction of arrow and pretension with eccentric shaft.

Scheme 375

Press down valve spring with special tool 11 8 840 .

Scheme 376

Remove valve cotters (1) with a magnet.

Place valve springs and valve keys on special tool 11 4 480 in an orderly manner.

Scheme 377

Scheme 378

Arrangement

Scheme 379

1. Valve
2. Valve stem seal with spring plate, bottom
3. Valve spring
4. Top plate spring
5. Valve keys

Release special tool 11 9 006 from cylinder head.

Remove all valves and place on special tool 11 4 480 in an orderly manner.

Assemble engine.

11 34 715 Replacing all valve springs (S63)

Special tools required

1. «11 4 480»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-4480-oddments-tray)
2. «11 8 840»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8840-basket)
3. «11 9 000»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9000-device)
4. «11 9 006»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9006-insert)
5. «11 9 008»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9008-shaped-part)

Necessary preliminary tasks

1. Remove «LEFT CYLINDER HEAD»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-105-removing-and-installing) .
2. Remove «RIGHT CYLINDER HEAD»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-106-removing-and-installing) .
3. Remove camshafts . See «11 31 032 REMOVE AND INSTALL/REPLACE LEFT INTAKE CAMSHAFT (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-032-remove-and-installreplace) , «11 31 034 REMOVING AND INSTALLING/REPLACING RIGHT INLET CAMSHAFT (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-034-removing-and-installingreplacing) , «11 31 036 REMOVING AND INSTALLING/REPLACING LEFT EXHAUST CAMSHAFT (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-036-removing-and-installingreplacing) or «11 31 038 REMOVING AND INSTALLING/RENEWING RIGHT EXHAUST CAMSHAFT (S63).»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-038-removing-and-installingrenewing)

Mount cylinder head (1) on special tool 11 9 000 .

Prepare special tool 11 9 008 on special tool 11 9 006 .

Position special tool 11 9 006 with silicone cushion on cylinder head.

Slide locks (1) in direction of arrow and pretension with eccentric shaft.

Press down valve spring with special tool 11 8 840 .

Remove valve cotters (1) with a magnet.

Place valve springs and valve keys on special tool 11 4 480 in an orderly manner.

Arrangement

1. Valve
2. Valve stem seal with spring plate, bottom
3. Valve spring
4. Top plate spring
5. Valve keys

Assemble engine.

11 34 560 Replacing all valve stem seals (S63)

Special tools required

1. «11 1 380»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-1380-holding-sleeve)
2. «11 6 370»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-6370-tool)
3. «11 6 380»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-6380-bush)

Necessary preliminary tasks

1. Remove all «VALVE SPRINGS»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-34-715-replacing-all-valve) .

Press special tool 11 6 370 onto the valve stem seal.

Withdraw valve stem seal by turning and simultaneously unscrewing special tool 11 6 370 .

Scheme 380

Installation

Lubricate valve stem with oil and insert valve.

Installation sleeve 11 1 380 is included in the delivery specification for the valve stem seals.

Fit special tool 11 1 380 .

Coat new valve stem seal (1) with oil and install.

Scheme 381

Note. For use on the N63 engine, special tool 11 6 380 must be reworked according to the sketch with a Ø 6.2 mm drill bit to a depth of A = approx. 45 mm.

This modification has already been taken into account for reordering.

Scheme 382

Manually press on valve stem seal as far as it will go with special tool 11 6 380 .

Scheme 383

Assemble engine.

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 890»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9890-gauge)
5. «11 9 891»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9891-handle)
6. «11 9 892»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9892-bridge)
7. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
8. «11 9 894»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9894-adapter)

(cylinder bank 5 to 8)

Necessary preliminary tasks

1. Remove «LEFT TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-080-removing-and-installing) .
2. «CHECK CAMSHAFT TIMING ON LEFT SIDE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-070-checking-camshaft-timing) .

Get special tool 11 9 890 ready for securing camshafts.

Note. Special tool 11 9 891 Knurled screw.

Special tool 11 9 892 Press-down bar.

Special tool 11 9 893 Gap gauge for inlet and exhaust camshafts.

Special tool 11 9 894 spacer.

Release central bolts (1 and 2) of inlet and exhaust adjustment units.

Installation

Replace central bolts after releasing.

Installation

Coat contact face of new central bolt (1) with copper paste.

Position special tool 11 9 893 on inlet and exhaust camshafts.

The special tool 11 9 893 must rest without a gap on cylinder head; if necessary, adjust camshaft at hexagon heads.

Screw special tool 11 9 894 into cylinder head.

Position special tool 11 9 892 on special tool 11 9 893 .

Both special tools 11 9 891 are secured with special tool 11 9 893 .

Note. Tighten down special tool 11 9 891 by hand.

Secure central bolt (1) of intake camshaft adjuster with special tool 00 9 120 .

new Secure central bolt (2) of intake camshaft adjuster with special tool 00 9 120 .

Tightening torque: 11 36 1AZ .

Remove special tools 11 9 190 and 11 8 570 .

Crank engine at central bolt twice in direction of engine rotation until engine returns to 150° before cylinder no. 1 firing TDC position .

Secure vibration damper with special tool 11 9 190 at 150° before cylinder no. 1 firing TDC position 1 .

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Remove all special tools.

Assemble engine.

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 890»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9890-gauge)
5. «11 9 891»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9891-handle)
6. «11 9 892»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9892-bridge)
7. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
8. «11 9 894»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9894-adapter)

(cylinder bank 1 to 4)

Necessary preliminary tasks

1. Remove «RIGHT TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-085-removing-and-installing) .
2. «CHECK CAMSHAFT TIMING ON RIGHT SIDE»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-071-checking-camshaft-timing) .

Get special tool 11 9 890 ready for securing camshafts.

Note. Special tool 11 9 891 Knurled screw.

Special tool 11 9 892 Press-down bar.

Special tool 11 9 893 Gap gauge for inlet and exhaust camshafts.

Special tool 11 9 894 spacer.

Release central bolts (1 and 2) of inlet and exhaust adjustment units.

Installation

Replace central bolts after releasing.

Installation

Coat contact face of new central bolt (1) with copper paste.

Position special tool 11 9 893 on inlet and exhaust camshafts.

The special tool 11 9 893 must rest without a gap on cylinder head; if necessary, adjust camshaft at hexagon heads.

Screw special tool 11 9 894 into cylinder head.

Position special tool 11 9 892 on special tool 11 9 893 .

Both special tools 11 9 891 are secured with special tool 11 9 893 .

Note. Tighten down special tool 11 9 891 by hand.

Secure central bolt (1) of intake camshaft adjuster with special tool 00 9 120 .

new Secure central bolt (2) of intake camshaft adjuster with special tool 00 9 120 .

Tightening torque: 11 36 1AZ .

Remove special tools 11 9 190 and 11 8 570 .

Crank engine at central bolt twice in direction of engine rotation until engine returns to 150° before cylinder no. 1 firing TDC position .

Secure vibration damper with special tool 11 9 190 at 150° before cylinder no. 1 firing TDC position 1 .

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Remove all special tools.

Assemble engine.

Special tools required

1. «00 9 250»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9250-torque-wrench)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
5. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

Cylinders 5-8

Necessary preliminary tasks

1. Remove left «CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-005-removing-and-installingsealing) .
2. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) with electric fan.
3. Remove «BELT PULLEY»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-050-replacing-ac-compressor) for A/C system.
4. Remove left «CHAIN TENSIONER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-094-removing-hydraulic-chain) .

Mount special tool 11 9 900 at position of chain tensioner.

Preload hexagon socket screw with special tool 00 9 250 to 0.6 Nm .

Note. Graphic corresponds to cylinders 1-4.

Note. Marking (MP = Mounting Position) is important for installing special tool 11 8 570 .

MP = 150° before cylinder no. 1 firing TDC position .

Position special tool 11 8 570 with dihedron on vibration damper in such a way that it can be secured with bolt (1) at the MP marking.

Note. Setting groove on crankcase, see arrow.

Crank engine at central bolt.

Secure vibration damper with special tools 11 8 570 and 11 9 190 at 150° before cylinder no. 1 firing TDC position .

With cylinder no. 1 at 150° before firing TDC position, cams on exhaust camshaft (A) at cylinder no. 5 point at an angle to the left.

Cams on inlet camshaft (E) point at an angle downwards.

Note. For purposes of clarity, the graphic shows the inlet and exhaust adjustment units removed.

Checking locking of inlet and exhaust adjustment units in initial position

Gripping hexagon head (2) of camshafts with a fork wrench (1), carefully try to rotate camshafts against direction of rotation.

The inlet and exhaust adjustment units are locked in the initial position when the camshafts are non-positively connected to the adjustment units.

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

If necessary, adjust camshaft TIMING on left side.

Remove all special tools.

Assemble engine.

Special tools required

1. «00 9 250»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9250-torque-wrench)
2. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
3. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
4. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
5. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

Cylinders 1-4

Necessary preliminary tasks

1. Remove right «CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-006-removing-and-installingsealing) .
2. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) with electric fan.
3. Remove «BELT PULLEY»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-050-replacing-ac-compressor) for A/C system.
4. Remove right «CHAIN TENSIONER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-095-removing-hydraulic-chain) .

Mount special tool 11 9 900 at position of chain tensioner.

Preload hexagon socket screw with special tool 00 9 250 to 0.6 Nm .

Note. Marking (MP = Mounting Position) is important for installing special tool 11 8 570 .

MP = 150° before cylinder no. 1 firing TDC position .

Position special tool 11 8 570 with dihedron on vibration damper in such a way that it can be secured with bolt (1) at the MP marking.

Note. Setting groove on crankcase, see arrow.

Crank engine at central bolt.

Secure vibration damper with special tools 11 8 570 and 11 9 190 at 150° before cylinder no. 1 firing TDC position .

With cylinder no. 1 at 150° before firing TDC position, cams on exhaust camshaft (A) at cylinder no. 1 point at an angle upwards.

Cams on inlet camshaft (E) point at an angle downwards.

Note. For purposes of clarity, the graphic shows the inlet and exhaust adjustment units removed.

Checking locking of inlet and exhaust adjustment units in initial position

Gripping hexagon head (2) of camshafts with a fork wrench (1), carefully try to rotate camshafts against direction of rotation.

The inlet and exhaust adjustment units are locked in the initial position when the camshafts are non-positively connected to the adjustment units.

Note. Graphic corresponds to cylinders 5-8.

Fit special tool 11 9 893 on exhaust camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

Fit special tool 11 9 893 on intake camshaft and check timing adjustment.

Note. Timing is correctly adjusted when special tool 11 9 893 rests without a gap on cylinder head.

If necessary, adjust camshaft TIMING on right side.

Remove all special tools.

Assemble engine.

11 36 715 Removing and installing/replacing both solenoid valves on left side (S63)

Solenoid valves, cylinders 5-8

Necessary preliminary tasks

1. Read out fault memory in DME control unit.
2. Switch off ignition.
3. Unlock hose on tank venting valve and disconnect.
4. Remove left «CHARGE AIR COOLER»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-51-001-removing-and-installingreplacing) .
5. Carefully press pipe to one side.

Note. Solenoid valve (4) controls the inlet adjustment unit.

Solenoid valve (2) controls the exhaust adjustment unit.

Unlock plug connections of solenoid valves (2 and 4) and disconnect.

Installation note

Plug connections must snap audibly into place!

Scheme 384

Release screws (1 and 3).

Tightening torque 11 36 3AZ .

Pull out solenoid valves (2 and 4).

Installation note

Replace O-rings (1 and 2) on solenoid valve .

Installation note

To install solenoid valves, coat both O-rings with engine oil.

If the solenoid valve is to be reused, the filter strainer (see arrow) must be cleaned.

Scheme 385

Note. If a filter element is clogged with dirt, the filter element (filter strainer) may be removed.

Release filter elements (1) at contact edges.

Scheme 386

Bend open welding spots on filter element (1) with a screwdriver (2) in direction of arrow until welding spots are opened.

Scheme 387

Avoid damaging, e.g. notches or scratches, the solenoid valve housing (see arrows).

Scheme 388

Carefully insert solenoid valves (2 and 4) up to stop.

Ensure correct installation position.

Insert screws (1 and 3) and tighten down.

Tightening torque 11 36 3AZ .

Assemble engine.

Delete fault memory.

Check function of DME control unit.

11 36 720 Removing and installing/replacing both solenoid valves on right side (S63)

Solenoid valves, cylinders 1-4

Necessary preliminary tasks

1. Read out fault memory in DME control unit
2. Turn off ignition
3. Remove right «INTERCOOLER»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-51-001-removing-and-installingreplacing) .
4. Release holder for electropneumatic pressure converter (EPPC) and carefully press to one side

Note. Solenoid valve (4) controls the inlet adjustment unit.

Solenoid valve (2) controls the exhaust adjustment unit.

Unlock plug connections of solenoid valves (2 and 4) and disconnect.

Installation

Plug connections must snap audibly into place!

Scheme 389

Unfasten screws (1 and 3).

Tightening torque 11 36 3AZ .

Pull out solenoid valves (2 and 4).

Installation

Replace O-rings (1 and 2) on solenoid valve .

Installation

To install solenoid valves, coat both O-rings with engine oil.

If the solenoid valve is to be reused, the filter strainer (see arrow) must be cleaned.

Note. If a filter element is clogged with dirt, the filter element (filter strainer) may be removed.

Release filter elements (1) at contact edges.

Bend open welding spots on filter element (1) with a screwdriver (2) in direction of arrow until welding spots are opened.

Avoid damaging, e.g. notches or scratches, the solenoid valve housing (see arrows).

Carefully insert solenoid valves (2 and 4) up to stop.

Ensure correct installation position.

Insert screws (1 and 3) and tighten down.

Tightening torque 11 36 3AZ .

Assemble engine.

Delete fault memory.

Check function of DME control unit.

11 36 047 Removing and installing/replacing inlet and exhaust adjustment units on left side (S63)

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. «00 9 250»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9250-torque-wrench)
3. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
4. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
5. «11 9 890»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9890-gauge)
6. «11 9 891»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9891-handle)
7. «11 9 892»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9892-bridge)
8. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
9. «11 9 894»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9894-adapter)
10. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

(cylinder bank 5 to 8)

Necessary preliminary tasks

1. Read fault memory and make a documentary record
2. Remove «LEFT CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-005-removing-and-installingsealing) .
3. Remove «LEFT TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-080-removing-and-installing) .
4. Check timing . See «11 31 070 CHECKING CAMSHAFT TIMING ON LEFT SIDE (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-070-checking-camshaft-timing) or «11 31 071 CHECKING CAMSHAFT TIMING ON RIGHT SIDE (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-071-checking-camshaft-timing) .

To release central bolts, use special tool 11 9 890 or grip at hexagon head of camshaft.

Scheme 390

Release central bolts (1 and 2) of inlet and exhaust adjustment units.

Installation

Replace central bolts after releasing.

Scheme 391

Installation

Coat contact face of central bolt (1) with copper paste.

Release hexagon socket screw.

Release special tool 11 9 900 at knurled screws and remove.

Release screws (1).

Remove upper tensioning rail (2).

Note. Shown without special tools for purposes of clarity.

Scheme 392

Remove central bolt (2) of inlet adjustment unit.

Installation

Replace central bolts after releasing.

Detach inlet adjustment unit (1) in direction of arrow from inlet camshaft.

Scheme 393

Feed out inlet adjustment unit (2) from timing chain (1).

Lift out inlet adjustment unit (2).

Scheme 394

Remove central bolt (1) of exhaust adjustment unit.

Installation

Replace central bolts after releasing.

Detach exhaust adjustment unit (1) in direction of arrow from exhaust camshaft.

Scheme 395

Feed out exhaust adjustment unit (2) from timing chain (1).

Lift out exhaust adjustment unit (2).

Scheme 396

Intake and exhaust adjustment units are different.

Mixing up the inlet and exhaust adjustment units will cause damage to the engine.

Scheme 397

1. Inlet adjustment unit (1) is marked with ON
2. Exhaust adjustment unit (2) is marked with OFF

Installation

Coat contact face of central bolt (1) with copper paste.

Note. Position of adjustment units in relation to timing chain can be freely selected.

Feed adjustment unit into timing chain and position on camshafts.

Insert central bolts (1 and 2) on adjustment units without gaps.

Release central bolts (1 and 2) by 90° .

Fit sliding rail (2) and secure with screws (1).

Tightening torque: 11 31 4AZ .

Scheme 398

Get special tool 11 9 890 ready for securing camshafts.

Place special tool 11 9 893 on exhaust camshaft.

Fit special tool 11 9 893 on intake camshaft.

Installation

Align exhaust and intake camshafts so that special tools 11 9 893 lie on the cylinder head without any gap.

Screw special tool 11 9 894 into cylinder head.

Press special tool 11 9 892 down with special tool 11 9 891 .

Screw in special tool 11 9 900 .

Pretension timing chain with special tool 11 9 900 .

Preload hexagon socket screw with special tool 00 9 250 to 0.6 Nm .

Check special tools 11 9 190 for correct seating.

Tighten down central screw (1 and 2) of the adjustment units with special tool 00 9 120 .

Tightening torque 11 36 1AZ .

Remove special tools 11 9 190 and 11 8 570 .

Crank engine at central bolt twice in direction of rotation until engine returns to 150° before cylinder no. 1 firing TDC position .

Mount special tool 11 8 570 on vibration damper with a bolt.

Secure special tool 11 9 190 in 150° firing TDC position cylinder 1 .

Check timing . See 11 31 070 CHECKING CAMSHAFT TIMING ON LEFT SIDE (S63) or 11 31 071 CHECKING CAMSHAFT TIMING ON RIGHT SIDE (S63) again.

Remove all special tools.

11 36 048 Removing and installing/replacing inlet and exhaust adjustment units on right side (S63)

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. «00 9 250»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9250-torque-wrench)
3. «11 8 570»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8570-tool)
4. «11 9 190»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9190-mandrel)
5. «11 9 890»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9890-gauge)
6. «11 9 891»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9891-handle)
7. «11 9 892»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9892-bridge)
8. «11 9 893»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9893-gauge)
9. «11 9 894»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9894-adapter)
10. «11 9 900»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9900-device)

(cylinder bank 1 to 4)

Necessary preliminary tasks

1. Read fault memory and make a documentary record
2. Remove «RIGHT CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-006-removing-and-installingsealing) .
3. Remove «RIGHT TIMING CASE COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-14-085-removing-and-installing) .
4. Check «TIMING»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-31-070-checking-camshaft-timing) .

To release central bolts, use special tool 11 9 890 or grip at hexagon head of camshaft.

Release central bolts (1 and 2) of inlet and exhaust adjustment units.

Installation

Replace central bolts after releasing.

Installation

Coat contact face of central bolt (1) with copper paste.

Release hexagon socket screw.

Release special tool 11 9 900 at knurled screws and remove.

Release screws (1).

Remove upper tensioning rail (2).

Remove central bolt (1) of exhaust adjustment unit.

Installation

Replace central bolts after releasing.

Scheme 399

Detach exhaust adjustment unit (1) in direction of arrow from exhaust camshaft.

Scheme 400

Feed out exhaust adjustment unit (2) from timing chain (1).

Lift out exhaust adjustment unit (2).

Scheme 401

Remove central bolt (1) of inlet adjustment unit.

Installation

Replace central bolts after releasing.

Scheme 402

Detach inlet adjustment unit (1) in direction of arrow from inlet camshaft.

Scheme 403

Feed out inlet adjustment unit (2) from timing chain (1).

Lift out inlet adjustment unit (2).

Intake and exhaust adjustment units are different.

Mixing up the inlet and exhaust adjustment units will cause damage to the engine.

1. Inlet adjustment unit (1) is marked with ON
2. Exhaust adjustment unit (2) is marked with OFF

Installation

Coat contact face of central bolt (1) with copper paste.

Note. Position of adjustment units in relation to timing chain can be freely selected.

Feed adjustment unit into timing chain and position on camshafts.

Insert central bolts (1 and 2) on adjustment units without gaps.

Release central bolts (1 and 2) by 90° .

Fit sliding rail (2) and secure with screws (1).

Tightening torque: 11 31 4AZ .

Get special tool 11 9 890 ready for securing camshafts.

Place special tool 11 9 893 on exhaust camshaft.

Fit special tool 11 9 893 on intake camshaft.

Installation

Align exhaust and inlet camshafts in such a way that special tools 11 9 893 rest without a gap on the cylinder head.

Screw special tool 11 9 894 into cylinder head.

Press special tool 11 9 892 down with special tool 11 9 891 .

Screw in special tool 11 9 900 .

Pretension timing chain with special tool 11 9 900 .

Preload hexagon socket screw with special tool 00 9 250 to 0.6 Nm .

Check special tools 11 9 190 for correct seating.

Tighten down central screw (1 and 2) of the adjustment units with special tool 00 9 120 .

Tightening torque 11 36 1AZ .

Remove special tools 11 9 190 and 11 8 570 .

Crank engine at central bolt twice in direction of rotation until engine returns to 150° before cylinder no. 1 firing TDC position .

Mount special tool 11 8 570 on vibration damper with a bolt.

Secure special tool 11 9 190 at 150° before cylinder no. 1 firing TDC position .

Check timing . See 11 31 070 CHECKING CAMSHAFT TIMING ON LEFT SIDE (S63) or 11 31 071 CHECKING CAMSHAFT TIMING ON RIGHT SIDE (S63) again.

Remove all special tools.

11 41 000 Removing and installing/replacing oil pump (S63)

Special tools required

1. «00 9 120»(/bmw/x6-m/e71-2009-2012/remont/oem-general-information/#maintenance-and-general-information-special-tools__00-9120-torque-angle-measuring-dial)
2. 11 7 201
3. «11 8 920»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-8920-holder)
4. «11 9 280»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__11-9280-holder)
5. «51 0 342»(/bmw/x6-m/e71-2009-2012/remont/door-locks-anti-theft-systems/#body-equipment-special-tools__51-0342-steel-tape-measure)
6. «2 213 485»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-special-tools__2213485-measurement-aid)

Necessary preliminary work

1. «DRAIN ENGINE OIL»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-00-service-engine-oil) .
2. «REMOVE UPPER OIL SUMP SECTION»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-13-010-removing-and-installingreplacing) .

Unscrew nuts (2).

Tightening torque: 11 41 1 AZ .

Remove intake pipe (1).

Installation note

Replace O-ring.

Release all nuts (1) using special tool 11 7 201.

TIGHTENING TORQUE 11 41 5 AZ .

Remove oil pump drive gear.

Note. Picture shows engine removed.

Unscrew nuts (1).

Release screws, remove oil pump (1) with aid of a second person.

Installation note

Replace screws.

TIGHTENING TORQUE 11 41 2AZ .

Detach oil lines (1) upwards in direction of arrow.

Scheme 404

Installation note

Replace sealing rings (1).

Apply light coat of oil to sealing ring (1).

Coat sealing ring (2) with suitable lubricant.

Scheme 405

Installation note

Replace O-ring (1) for oil feed line.

Scheme 406

Fit oil lines (1) in direction of arrow.

Installation note

If the oil pump is renewed, the oil deflector must be converted.

Release screws (1).

Tightening torque: 11 41 6 AZ .

Modify oil deflector (2).

Scheme 407

Fit special tool 11 8 920 on special tool 11 9 280 .

Scheme 408

Scheme 409

Position special tool 11 8 920 on sprocket.

Slacken nut (1).

Scheme 410

Installation note

Check mounting flats on pump shaft (1) for damage.

Scheme 411

Grip pump with assistance of a second person.

Secure nut (1) with special tool 00 9 120 .

Tightening torque: 11 41 4

Scheme 412

Join and secure nuts (1).

Tightening torque 11 41 2 AZ .

Install oil pump drive gear.

Secure all nuts (1) with special tool 11 7 201.

TIGHTENING TORQUE 11 41 5 AZ .

Adjust oil pump timing chain .

Pretension oil pump adjusting sleeve (1) with a hexagon socket wrench.

Adjustment value 10 mm +2 .

Scheme 413

Minimally preload timing chain (1) with special tool 51 0 342 .

Read off measured value A on special tool 51 0 342 and note down.

Scheme 414

Using a screwdriver (1), preload timing chain to minimal extent in direction of arrow.

Read off measured value B on special tool 51 0 342 and note down.

Measured value A minus measured value B results in the adjustment value.

Adjustment value 10 mm +2 .

Scheme 415

Procedure on installed engine

Upper oil sump has been installed .

Position drag pointer (1) of special tool 2 213 485 on oil pump chain.

Scheme 416

Installation note

Attachment point (1) N63/S63.

Attachment point (2) N74.

Scheme 417

Push drag pointer (1) to the left and right until value has been determined.

Adjustment value 10 mm +2 .

Scheme 418

Adjust oil pump timing chain .

Pretension oil pump adjusting sleeve (1) with a hexagon socket wrench.

Adjustment value 10 mm +2 .

Note. Graphic without top oil sump

Join and secure screw (2).

Tightening torque 11 41 2 AZ .

Assemble engine.

11 42 260 Oil return cover (S63)

Necessary preliminary tasks

1. Remove both exhaust turbochargers . See «11 65 030 REMOVING AND INSTALLING/REPLACING EXHAUST TURBOCHARGER, LEFT, CYLINDERS 5-8 (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-65-030-removing-and-installingreplacing) or «11 65 025 REMOVING AND INSTALLING/RENEWING EXHAUST TURBOCHARGER, RIGHT, CYLINDERS 1-4 (S63)»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-65-025-removing-and-installingrenewing)
2. Remove «HEAT SHIELD»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-65-185-removing-and-installingrenewing) at bottom.

Release screws (1).

Tightening torque: 11 42 8AZ .

Remove oil return cover (2).

Installation

Replace oil return cover.

Replace both O-rings.

Scheme 419

Assemble engine.

11 51 000 Removing and installing/renewing coolant pump (S63)

Recycling

Catch and dispose of drained coolant in a suitable container.

Observe country-specific waste disposal regulations.

Installation note

1. All screws, nuts, bolts and hose clamps removed during the repair must be replaced.
2. Retaining elements on chassis and suspension and steering parts must be replaced.

Necessary preliminary tasks

1. Drain «COOLANT»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-00-008-draining-and-adding) .
2. Remove «DRIVE BELT»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-28-010-replace-alternator-drive) .
3. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) .
4. «REMOVE AUXILIARY WATER PUMP»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-53-090-removing-and-installingreplacing) .

Unlock and detach plug connections (1).

Unlock and detach all coolant hoses on coolant pump.

Unfasten screws (2).

Tightening torque 11 51 1AZ .

Lift out coolant pump with a swivelling movement.

Installation note

Replace gasket .

Scheme 420

Note. Remove coolant thermostat from faulty coolant pump. Convert coolant thermostat to new coolant pump.

Tightening torque 11 53 1AZ .

Installation note

Replace sealing ring .

Assemble engine.

Vent COOLING SYSTEM and check for water leaks.

17..... Removing and installing/replacing coolant pipe on cylinder head cover on left (S63)

Recycling

Catch and dispose of drained coolant.

Observe country-specific waste-disposal regulations.

Necessary preliminary tasks

1. Remove «LEFT INTER COOLER»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-51-001-removing-and-installingreplacing) .
2. Drain «COOLANT»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-00-008-draining-and-adding) .

Slacken nut (1).

Tightening torque 13 71 9AZ .

Remove vacuum reservoir (2) and place to one side.

Scheme 421

Unlock coolant hose (1) and detach from coolant pipe.

Release screws (1).

Tightening torque 17 10 3AZ .

Unclip coolant pipe (2) from holder (3).

Scheme 422

Unlock coolant hose (1) on coolant pump and detach.

Scheme 423

Pull off lug (1) on coolant pipe from crankcase.

Feed out coolant pipe (2) and remove.

Scheme 424

Assemble engine.

Check cooling system for leaks.

11 53 000 Removing and installing/replacing coolant thermostat (S63)

Recycling

Catch and dispose of drained coolant in a suitable container.

Observe country-specific waste disposal regulations.

Necessary preliminary tasks

1. Remove «COOLANT PUMP»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-51-000-removing-and-installingrenewing) .

Unlock plug connection (1) and pull off.

Unlock and detach coolant hose (2).

Unfasten nut.

Release screws.

Tightening torque 11 53 1AZ .

Remove coolant thermostat (3).

Scheme 425

Note. The coolant thermostat is integrated in the housing cap and can only be replaced as a complete unit.

Clean sealing surfaces.

Installation note

Replace sealing ring (1) .

Scheme 426

Assemble engine.

Top up COOLANT .

Vent COOLING SYSTEM and check for water leaks.

11 53 090 Removing and installing/replacing supplementary coolant pump for exhaust turbocharger (S63)

Recycling

Catch and dispose of drained coolant in a suitable container.

Observe country-specific waste-disposal regulations.

Necessary preliminary tasks

1. Remove «FAN COWL»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) .

Release screws (1).

Scheme 427

Release hose clamps (2) with a suitable tool.

Disconnect plug connection (not shown).

Installation

Plug connection must snap audibly into place!

Lift out auxiliary coolant pump.

Assemble engine.

Top up COOLANT .

VENTING INSTRUCTIONS must be observed without fail .

11 61 065 Removing and installing/replacing left intake plenum (S63)

Special tools required

1. 00 0 200

Necessary preliminary tasks

1. Remove complete front panel.
2. Remove complete cooling core with condenser . See «64 53 551 REMOVING AND INSTALLING OR REPLACING CAPACITOR FOR HEATING AND AIR CONDITIONING SYSTEM»(/bmw/x6-m/e71-2009-2012/remont/automatic-hvac-system/#heating-and-air-conditioning-repair__64-53-551-removing-and-installing) , «17 11 000 REMOVING AND INSTALLING RADIATOR (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-000-removing-and-installing) , «17 51 020 REMOVING AND INSTALLING OR REPLACING SUPPLEMENTARY COOLANT PUMP FOR INTER COOLER (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__17-51-020-removing-and-installing) , «17 11 150 REMOVING AND INSTALLING/REPLACING ENGINE OIL COOLER (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-150-removing-and-installingreplacing) , «17 11 370 REMOVING AND INSTALLING/REPLACING COOLING COIL FOR POWER STEERING (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-370-removing-and-installingreplacing) , «17 11 035 REMOVING AND INSTALLING/RENEWING FAN COWL WITH ELECTRIC FAN (S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) or «17 13 020 REMOVING AND INSTALLING/REPLACING INTERCOOLER EXPANSION TANK (S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-13-020-removing-and-installingreplacing) .
3. Remove «POWER STEERING PUMP»(/bmw/x6-m/e71-2009-2012/remont/manual-power-steering/#steering-and-wheel-alignment-repair__32-41-037-removing-and-installingreplacing) with holder.
4. Remove «CYLINDER HEAD COVER»(/bmw/x6-m/e71-2009-2012/remont/mechanical/#engine-repair__11-12-005-removing-and-installingsealing) .
5. Remove left «INJECTION PIPE»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-53-205-removing-and-installingreplacing) .

Detach engine ventilation hose (1).

Unscrew nuts (2).

Tightening torque: 11 61 1 AZ .

Scheme 428

Fit special tool 00 0 200.

Scheme 429

Release nuts on left and right engine support arms.

Raise engine.

Release THROTTLE VALVE (1).

Release screw (2).

Tightening torque: 11 61 2 AZ .

Installation note

Replace all profile seals.

Scheme 430

Assemble engine and vehicle.

Check air intake system for leaks.

11 61 068 Removing and installing/replacing right intake plenum (S63)

Necessary preliminary tasks

1. Remove complete front panel.
2. Remove complete cooling core with condenser . See «64 53 551 REMOVING AND INSTALLING OR REPLACING CAPACITOR FOR HEATING AND AIR CONDITIONING SYSTEM»(/bmw/x6-m/e71-2009-2012/remont/automatic-hvac-system/#heating-and-air-conditioning-repair__64-53-551-removing-and-installing) . «17 11 000 REMOVING AND INSTALLING RADIATOR (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-000-removing-and-installing) , «17 51 020 REMOVING AND INSTALLING OR REPLACING SUPPLEMENTARY COOLANT PUMP FOR INTER COOLER (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__17-51-020-removing-and-installing) , «17 11 150 REMOVING AND INSTALLING/REPLACING ENGINE OIL COOLER (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-150-removing-and-installingreplacing) , «17 11 370 REMOVING AND INSTALLING/REPLACING COOLING COIL FOR POWER STEERING (N63, S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-370-removing-and-installingreplacing) , «17 11 035 REMOVING AND INSTALLING/RENEWING FAN COWL WITH ELECTRIC FAN (S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-11-035-removing-and-installingrenewing) or «17 13 020 REMOVING AND INSTALLING/REPLACING INTERCOOLER EXPANSION TANK (S63)»(/bmw/x6-m/e71-2009-2012/remont/cooling-system-mechanical/#cooling-system-repair__17-13-020-removing-and-installingreplacing) .
3. Remove right «INJECTION PIPE»(/bmw/x6-m/e71-2009-2012/remont/fuel-system/#fuel-system-repair__13-53-208-removing-and-installingreplacing) .

Remove THROTTLE VALVE (2).

Release screw (1).

Tightening torque: 11 61 2 AZ .

Installation note

Replace all profile seals.

Scheme 431

Detach engine ventilation hose (1).

Unscrew nuts (2).

Tightening torque: 11 61 1 AZ .

Scheme 432

Assemble engine and vehicle.

Check intake system for leaks.

Scheme 433