Cylinder Heads
The cylinder heads of the X 25 XE and X 30 XE are identical in design apart from the different compression chamber diameters.
| .P. E5496.tif | 18 | 16 | tiff;; |
· Service
The cylinder head gaskets do not require retightening.
Contents
Wiring diagrams Section: DOHC Petrol Engine- Air Mass Meter, 6 Cylinder Petrol (Motronic)
- Heat Exchanger Cover, Engine Oil and Engine Vent Housing
- Engine Oil Leaks
- Air Mass Meter, Simtec 56.5
- Altered Toothed Belt Assembly Sequence
- Time Allowance
- Time Allowances
- Altered Assembly Sequence for Oil Pump V-B, Cal., O-B + Sintra (V6 DOHC Petrol)
- Air Mass Meter, Z18XE, Z20LEL, Y22XE, Z22XE
- Marking of Engine Blocks or Short Blocks
- Engines with Two-Part Oil Pans (Alum. Upper Part, Sheet Metal Lower)
- Sealing of Heat Exchanger Cover with New Silicone Sealing Compound
- V6 Engine Toothed Belt Cover
- Battery / Starter, Petrol (Current Measurement)
- Battery / Starter (Voltage Measurement)
- Modified Tightening Torque for Oil Pump
- Camshaft Sensor, Simtec 56.5
- Camshaft Sensor, Motronic 2.8.3
- Oil Leak Between Cylinder Block Oil Pan and Oil Pump
- Engine Does Not Start
- Compression 4-cylinder, Unsynchronised
- Compression 6-cylinder, Unsynchronised
- Crankshaft Impulse Sensor, Petrol and Z19DT
- Crankshaft Sensor (Hall Type), Simtec 56.5
- X 20 XEV DOHC Petrol Engine
- Exhaust Gas Recirculation Valve, Multec S and Motronic (MY 2000)
- Idle Speed Actuator, Motronic
- Idle Speed Actuator, Simtec
- Ignition Primary, Motronic 2.8.1
- Ignition, Primary, X20XEV, X20XER
- Ignition, Secondary
- Injector (Multi-Point Fuel Injection), All Except Z22YH
- Knock Sensor
- Secondary Air System
- Engine Identification
- Information on Octane Specifications
- Modifications in Model Year 97.5
- Oxygen Sensor Behind Catalytic Converter, Y22XE
- Oxygen Sensor, Motronic 2.8.1 and Trionic 8
- Oxygen Sensor, Simtec 70
- Oxygen Sensor, Simtec 71 Except Z18XE MY2004
- Pedal Position, Omega-B Y22XE
- Y 26 SE, Y 32 SE DOHC V6 Engines
- Throttle Valve Potentiometer, Motronic M1.5.5 and Simtec (MY 2000)
- Throttle Valve Potentiometer, Motronic 2.8.1 (MY 2000)
- Camshaft Sensor, F9Q, Y26SE, Y32SE, Z32SE, ZD3
- Camshaft Sensor, Simtec 70/71/81
- Noise Reduction, X 25 XE and X 30 XE Engines
- Pedal Position Double Signal, Motronic (MY2001)
- Pedal Position Double Signal, Omega-B Z22SE (MY 2001)
- Throttle Valve Potentiometer (Double Signal), Multec/trionic (MY 2001,MY 2002 and MY 2003), Simtec (MY 2001 and MY 2002)
- Throttle Valve Potentiometer (Double Signal), Motronic (As of MY2001)
- Modification V6 DOHC Petrol Engine
- Rough Engine Running and Vibrations
- Pedal Position Double Signal, All Petrol (MY 2002, MY 2003 and MY 2004)
- Exhaust Gas Recirculation Valve, All Petrol (MY 2002, MY 2003 and MY2004)
- X 30 XE V6 DOHC Petrol Engine
- Exhaust Gas Recirculation Valve, Motronic1.5.5 and Motronic 3.11 (MY2002 and MY 2003)
- Oil Deficiency Warning Although Measurable Oil Level at Dipstick Is Approx. 5 Mm Above Min. Mark
- Engine Misfiring on Snowy or Dirty Roads, Especially at Low Temperatures
- All OHC and Dohc-Ii Petrol Engines
- Oil Pan X20XEV and X17DT
- Engine, Engine Attaching Parts
- Torque and Power Curves (Y 22 XE)
- Exhaust Manifold, Y 22 XE
- Crank Drive / Cylinder Block, Y 22 XE
- Crankshaft, Y 22 XE
- Piston, Y 22 XE
- Engine Management System, Simtec 71, Y 22 XE
- Engine Compartment Survey, Y 22 XE
- Engine Control Unit, Y 22 XE
- Electronic Accelerator Pedal, Y 22 XE
- Throttle Valve Module (Electronic Accelerator Pedal), Y 22 XE
- Accelerator Pedal with Pedal Sensor (Electronic Accelerator Pedal), Y 22 XE
- Emergency Operation Modes (Electronic Accelerator Pedal), Y 22 XE
- Ignition Module, Y 22 XE
- Oxygen Sensors, Y 22 XE
- Block Diagram, Y 22 XE
- DOHC Petrol Engine X20XEV
- Engine-Specific Char. Data X20XEV
- Perspective View - Intake Side
- Perspective View - Exhaust Side
- Air Cleaner and Intake System
- Cylinder Head
- Camshaft, Camshaft Drive and Valves
- Exhaust and Fuel System - Exhaust and Fuel System, Y 22 XE - Catalytic Converter, Y 22 XE
- Cylinder Block and Crank Drive
- Engine Code Number
- Controlled Canister Purge System, Y 22 XE
- Oil Circuit
- Auxiliary Drive
- Bracket for Auxiliary Aggregates
- Recommended Torque Values (DOHC Petrol Engine)
- New Special Service Tools (DOHC Petrol Engine)
- V6 DOHC Petrol Engines X25XE and X30XE
- Engine-Specific Characteristic Data (V6 DOHC Petrol Engine)
- Output and Torque Progression X25XE
- Output and Torque Progression X30XE
- Perspective View X25XE and X30XE
- DOHC Ii Petrol Engine - Z 22 XE - All Vehicle Types
- Cross Section X25XE and X30XE
- Engine Specifications - Z 22 XE - All Vehicle Types
- Cylinder Heads
- DOHC Ii Petrol Engine - Y 26 SE - All Vehicle Types
- Engine Specifications - Y 26 SE - All Vehicle Types
- Engine Control Unit Me 3.1.1 - Y 26 SE - All Vehicle Types
- Dual-Mass Flywheel
- Injectors (Ev 6 C ) - Y 26 SE - All Vehicle Types
- Ignition Module - Y 26 SE - All Vehicle Types
- Engine, Engine Attaching Parts (Electronic Immobiliser (2nd Generation))
- Cylinder Head Gasket - Z 26 SE - All Vehicle Types
- Auxiliary Drive / Ribbed V-Belt Routing
- Piston - Z 26 SE - All Vehicle Types
- Recommended Torque Values
- Block Diagram - Z 26 SE - All Vehicle Types
- Special Service Tools
- Damage to Con-Rod Bearing of Cylinder 1 After Replacement of Oil Pump/new Seal
- Oil in the Water Circuit.
- V6 Engine Oil Leaks
- Oil Level Warning (Check Control) - No Function
- Poor Handling
- Starting Difficulties, Engine Stalls During Driving, Engine Jerks ...
- Engine-Gasket Exhaust Manifold Leaking
- V6 DOHC Petrol Engines X 25 XE, Y 26 SE, X 30 XE, Y 32 SE (Engine Identification/engine Number)
- How to Check the Ribbed V-Belt Tension
- How to Check the Compression
- How to Check the Pressure Loss
- How to Measure the Oil Temperature
- How to Check the Oil Pressure
- How to Measure the Oil Consumption
- How to Check the Timing
- How to Adjust the Timing
- How to Check the Toothed Belt Tension
- How to Adjust the Toothed Belt Tension
- How to Remove and Install the Air Intake Pipe
- How to Remove and Install the Air Cleaner Housing
- How to Remove and Install the Pre-Volume Chamber
- How to Remove and Install the Ribbed V-Belt
- How to Remove and Install the Ribbed V-Belt Tension Roller
- How to Remove and Install the Front Toothed Belt Cover
- How to Remove and Install the Toothed Belt
- How to Remove and Install the Toothed Belt Tension Roller
- How to Remove and Install the Toothed Belt Guide Rollers
- How to Remove and Install the Rear Toothed Belt Cover
- How to Remove and Install (X 25 XE the Spark Plugs (X 30 XE))
- How to Remove and Install Install the Cylinder Head Covers
- How to Remove and Install the Camshaft Sprockets
- How to Replace the Seal Ring - Camshaft
- How to Remove and Install the Camshafts
- How to Remove and Install (X 25 XE the Exhaust Manifold for Cylinders 1-3-5 (X 30 XE))
- How to Remove and Install (X 25 XE the Exhaust Manifold for Cylinders 2-4-6 (X 30 XE))
- How to Remove and Install the Cylinder Head for Cylinders 1-3-5 and 2-4-6
- Cylinder Head, Disassemble and Assemble and Assemble
- Exhaust Valve, Disposal (X 30 XE)
- Cylinder Head, Overhaul; Valve, Grind Valve, Grind
- Cylinder Head, Overhaul; Valve, Grind in In
- How to Check the Cylinder Head, Overhaul; Valve Stem Play
- Cylinder Head, Overhaul; Valve Guide, Ream
- Cylinder Head, Overhaul; Valve Seat, Cut Cut
- How to Check for Plane Surface the Cylinder Head
- How to Replace the Crankshaft Needle Bearing
- How to Remove and Install the Drive Disc
- How to Remove and Install the Flywheel
- How to Replace the Seal Ring - Rear Crankshaft
- How to Remove and Install Remove and Install the Piston with Con-Rod
- How to Replace (X 25 XE) the Piston
- How to Replace (Y 26 SE the Piston (X 30 XE, Y 32 SE))
- How to Remove and Install the Piston Rings
- How to Check (Determine Bearing Play with Plastigage) the Con-Rod Bearing Play
- How to Check (Determine Bearing Clearance with Micrometer and Inside Micrometer) the Con-Rod Bearing Clearance
- How to Remove and Install the Crankshaft
- How to Check the Crankshaft (Crankshaft End Play, Check)
- How to Check the Crankshaft (Crankshaft Radial Runout, Check)
- How to Check (Determine Bearing Play with Plastigage) Plastigage) the Crankshaft Bearing Play
- How to Check (Determine Bearing Clearance with Micrometer and Inside Micrometer) Instrument) the Crankshaft Bearing Clearance
- How to Check for Plane Surface the Cylinder Block
- Engine Oil with Oil Filter Change
- How to Replace the Bypass Valve
- How to Remove and Install the Lower Part of Oil Pan Housing
- How to Remove and Install the Dynamic Oil Level Control
- How to Remove and Install the Upper Part of Oil Pan Housing
- How to Remove and Install the Oil Baffle Plate
- How to Replace the Seal Ring - Oil Pump, Replace / Seal Ring - Crankshaft, Front
- How to Remove and Install the Oil Pump
- How to Check the Oil Pump
- How to Remove and Install the Oil Pressure Regulating Valve
- How to Remove and Install the Safety Valve
- How to Remove and Install Remove and Install the Engine Vent Housing
- How to Remove and Install the Heat Exchanger
- How to Check for Leaks the Engine ((CO Content in Cooling System))
- How to Remove and Install the Coolant Intake Pipe
- How to Remove and Install (Without AC) the Auxiliary Component Main Bracket
- How to Remove and Install (With Air Conditioning) the Auxiliary Component Bracket
- How to Remove and Install the Engine Damping Blocks
- How to Remove and Install (Up to MY 2001) the Engine
- How to Repair Using Short-Block the Engine
- How to Remove and Install (X 25 XE the Intake Plenum (X 30 XE))
- How to Remove and Install the Intake Bridge
- How to Remove and Install the Intake Flange
- How to Remove and Install the Intake Plenum Switchover Valve
- How to Remove and Install the Camshaft Sensor
- Special Service Tools (V6 DOHC Engine) (V6 DOHC Engine)
- Coolant Circuit - V6 Cooling System
- Ribbed V-Belt - Toothed Belt - V6 Toothed Belt - V6
- Oil Circuit - V6 Oil Circuit
- Checking and Adjustment Values - V6 Adjustment Values - V6
- Cylinder Head - V6 Cylinder Head
- Crank Drive, Cylinder Block (V6 Block - V6)
- Recommended Torque Values - V6 (V6)
- Sealants, Lubricants and Locking Compounds (V6)
- DOHC Ii Petrol Engines (X 20 XEV, Y 22 XE, Z 22 XE) (Engine Identification/engine Number)
- How to Remove and Install the Cylinder Head Cover
- How to Remove and Install Install the Camshaft Sprockets
- How to Remove and Install the Cylinder Head
- How to Remove and Install (X 20 XEV) the Exhaust Manifold
- How to Remove and Install the Intake Manifold
- Cylinder Head, Disassemble and Assemble
- How to Remove and Install the Hydraulic Valve Lifter
- How to Check and Adjust the Tooth Backlash - Balancer Shaft Unit / Crankshaft
- How to Replace the Con-Rod Bearing
- How to Check (Determine Bearing Clearance with Plastigage) the Con-Rod Bearing Clearance
- How to Replace the Piston
- How to Check the Crankshaft Out-Of-Round, Check Runout
- How to Replace the Oil Circuit - Oil Filter
- How to Remove and Install Install the Oil Pan (One-Piece)
- How to Remove and Install the Lower Part of Oil Pan
- How to Replace the Safety Valve
- How to Remove and Install the Coolant Flange
- How to Remove and Install the Coolant Flange (Dis Ignition Module Adapter)
- How to Remove and Install the Auxiliary Units Support
- How to Remove and Install the Fuel Pressure Regulator
- How to Remove and Install the Injectors
- How to Remove and Install the Hot Film Mass Air Flowmeter
- How to Remove and Install (Without AC) the Crankshaft Pulse Pick-Up
- How to Check the Fuel Pressure
- How to Remove and Install (X 20 XEV) the Oxygen Sensor
- How to Remove and Install (X 20 XEV) the Idle Speed Stepper Motor
- How to Remove and Install Remove and Install the Fuel Pump Relay
- How to Remove and Install the Reverse Polarity Protection Relay
- How to Remove and Install (X 20 XEV) the Intake Air Temperature Sensor
- How to Remove and Install the Coolant Temperature Sensor
- How to Remove and Install (X 20 XEV) the Engine Control Unit
- How to Remove and Install (X 20 XEV) the Tank Vent Valve
- Special Tools - DOHC Ii (DOHC Engine)
- Sealing, Lubricating and Locking Material (DOHC Ii)
- Torque Guideline Values - DOHC Ii (DOHC Engine)
- How to Remove and Install the Crankshaft Bearing Bridge
- Main Data - V6
- Engine Management - V6
- How to Remove and Install the Upper Part of Oil Pan
- Main Information - DOHC Ii
- Checking and Adjusting Values - DOHC Ii Adjustment Values - DOHC Ii
- Ribbed V-Belts - Toothed Belts - DOHC Ii Toothed Belt - DOHC Ii
- Coolant Circuit - DOHC Ii DOHC Ii
- Oil Circuit - DOHC Ii
- Cylinder Head - DOHC Ii
- Crank Drive, Cylinder Block (DOHC Ii Block - DOHC Ii)
- How to Remove and Install the Balancer Shaft Unit (Differential)
- How to Remove and Install the Piston with Con-Rod
- Engine Management - DOHC Ii DOHC Ii
- Starter - DOHC Ii
- Alternator - DOHC Ii
- How to Remove and Install (With AC) the Crankshaft Pulse Pick-Up
- How to Remove and Install (As of MY 1999) the Oil Filter Housing
- How to Remove and Install (Y 22 XE the Exhaust Manifold (Z 22 XE))
- How to Remove and Install the Crankcase Ventilation Flange
- How to Remove and Install (Y 22 XE the Engine Control Unit (Z 22 XE))
- How to Remove and Install (Y 22 XE the Tank Vent Valve (Z 22 XE))
- How to Remove and Install (Y 22 XE) the Accelerator
- How to Remove and Install (Y 22 XE the Immobiliser Control Unit (Z 22 XE) (Y22XE, Z22XE))
- How to Remove and Install Install the Alternator
- Illustration Ducts
- How to Remove and Install 2001) the Engine
- How to Remove and Install the Automatic Transmission with Torque Converter from Engine
- How to Remove and Install (Z 22 XE) the Accelerator Pedal Module
- How to Remove and Install (Y 26 SE the Spark Plugs (Y 32 SE))
- How to Remove and Install (Y 26 SE the Exhaust Manifold for Cylinders 1-3-5 (Y 32 SE))
- How to Remove and Install (Y 26 SE the Exhaust Manifold for Cylinders 2-4-6 (Y 32 SE))
- Manual Transmission from Engine, Detach and Reattach
- How to Remove and Install (Y 26 SE the Intake Plenum (Y 32 SE))
- How to Remove and Install (Y 26 SE the Dis Ignition Module for Cylinders 1-3-5 (Y 32 SE) Se))
- How to Remove and Install (Y 26 SE the Dis Ignition Module for Cylinders 2-4-6 (Y 32 SE) Se))
- How to Remove and Install (Y 26 SE the Throttle Body (Y 32 SE))
- How to Remove and Install (Y 26 SE the Accelerator Pedal Module (Y 32 SE))
- Attaching Parts from Cylinder Head, Detach and Reattach
- How to Adjust (Modified Toothed Belt Drive) the Timing
- How to Adjust (Modified Toothed Belt Drive) the Toothed Belt Tension
- How to Remove and Install (Modified Toothed Belt Drive) the Toothed Belt
- Check and Align Cylinder Head and Attached Parts - Overhaul Cylinder Head Cylinder Head
- How to Remove and Install (Modified Toothed Belt Drive) the Lower Toothed Belt Guide Roller
- Check and Align Cylinder Head and Attaching Parts - Overhaul Cylinder Head Cylinder Head
- How to Replace (With Cylinder Head Installed) the All Valve Stem Seals
- How to Remove and Install the Spark Plugs
- How to Replace (Cylinder Heads Installed) the Valve Stem Seals
- ABS
- ABS 5.3
- ABS 5.3/TC/ESP
- ABS 5/TC, ABS 5.3/TC
- Accessories
- Adhesive Foiles
- Air Conditioning
- Airbag
- Antenna
- Anti-Theft Warning System-M
- Automatic Transmission Rear Wheel Drive
- Battery
- Board Computer
- Body Equipment
- Brake Hydraulics, Brake Lines
- Brakes
- Car Level Control
- Central Door Locking System
- Central Locking with Atws (Electronic)
- Check Control
- Clutch
- Clutch and Transmission
- Communication / Navigation
- Connector pinouts
- Cooling System
- Corrosion Protection
- Diesel Engine
- DOHC Diesel Engine
- DOHC Petrol Engine
- Ecc Electronic Climate Control
- Electrical Equipment and Instruments
- Electrical Socket Front/ Rear
- Electrical Window Winders
- Electronic Cruise Control
- Electronic Ride Control
- Electronic Traction Control
- Engine and Engine Aggregates
- Engine Electrics
- Exhaust System
- Fittings, Hinges, Locks
- Frame
- Front End
- Front Wheel Brake
- Front Wheel Suspension
- Front Wheel Suspension, Wheels and Tyres
- Fuel and Exhaust System
- Fuel Injection Systems
- Fuel System
- Fuse Box
- General Vehicle Information
- Glass, Window Guides, Window Winders
- Headlamps, Lamps and Horn
- Heating, Ventilation
- Heating, Ventilation, Air Conditioning (HVAC)
- Immobiliser
- Instruments, Telltales
- Maintenance, Body and Chassis Sheet Metal Parts, Frame
- Manual Transmission Rear Wheel Drive
- Mid (Multi Info Display)
- OHC Petrol Engine
- Other Accessories
- Outside Rear View Mirror
- Paint
- Painting Repair Operations
- Painting Repair System
- Parkpilot
- Power Steering
- Radiator Grille
- Radio
- Radio Interference Suppression
- Rear Axle and Rear Wheel Suspension
- Rear Axle Rear Wheel Drive
- Rear End
- Rear Wheel Brake
- Removing and Installing Assemblies Remove
- Roof Luggage Carrier (Railing)
- Seat Heating Systems
- Seats, Upholstery, Inner Trim Panels
- Secondary Air Injection
- Service Brake, Parking Brake
- Sheet Metal Parts (Bolted)
- Sheet Metal Parts (Cement and Seal)
- Sheet Metal Parts (Welded)
- Sliding Roof
- Steering
- Steering Damper
- Steering Gear
- Steering Linkage
- Steering Wheel - Steering Column
- Switches, Control Unit, Relays, Ignition Lock
- TID (Triple Info Display)
- Trailer Hitch
- Trim Panels, Radiator Grille, Spoiler
- Trim Strips, Lettering, Coverings
- Turbo-Charging
- Wheels and Tyres
- Windscreen Wash/wipe System, Heated Screen
- Wiring Harnesses
- Xenon Control Unit (Headlamp Range Control)
- Zf Servotronic Steering