Steering and Wheel Alignment - Tightening Torques

32 00 Steering

		Type	Thread	Tightening specification	Measure
1AZ	Steering gear to front axle carrier	E21			50 Nm
		E21 (power steering)			41 Nm
		E12, E23, E24			42 Nm
		E24 / from 5.82, E28, E31, E32, E34	M12		80 Nm
		E28, E30, E36, E46	M10		42 Nm
		E32/3 / 750iLs	M10 10.9		110 Nm
		E38	M10 8.8	Press steering gear outwards to stop on front axle support and first tighten both front screws.	42 Nm
		E38 / Ball-and-nut steering, E39 / Ball-and-nut steering	M10 10.9		62 Nm
		E39 / Rack-and-pinion steering gear, E52	M10	Replace screws	42 Nm
		E53	M12 10.9
				Jointing torque	50 Nm
				Torque angle	90 °
		E60 / REAR END, E61 / REAR END, E63, E64, E65, E66, E67		Replace screws & nuts
				Jointing torque	56 Nm
				Torque angle	90 °
		E61 / Four Wheel Drive, E60 / Four Wheel Drive	M12	Replace screws & nuts	120 Nm
		E83	M12	Replace screws & nuts	100 Nm
		E85, E86	M10	Replace screws & nuts	42 Nm

STEERING - TIGHTENING TORQUES SPECIFICATION

32 13 Power Steering Gear

		Type	Thread	Measure
6AZ	Ring nut	E30	With 2.5 mm dia. wire	120 Nm
		E30	With 3.5 mm dia. wire	150 Nm
7AZ	Valve housing to case	E30		18 Nm
8AZ	Pressure piece cover	E30		18 Nm
9AZ	Internal lines to steering gear	E30	M10	10 Nm
		E30 / E60 / E61 / E63 / E64 / E67	M12	20 Nm
		E65 / E66	M12	30 Nm
		E60 / E61 / E63 / E64	M18	25 Nm
		E65 / E66	M18	60 Nm
10AZ	Coupling bolt with hexagon socket	E34 (AWD)		20 Nm
11AZ	Pipe (pipe cringe) to steering gear	E30 / E36		8 Nm
12AZ	Servotronic converter to power steering gear	E60 / E61 / E63 / E64 / E65 / E66 / E67 / E83		3 Nm

POWER STEERING GEAR - TIGHTENING TORQUES SPECIFICATION

32 21 Steering Arms

		Type	Thread	Tightening specification	Measure
1AZ	Tie rod to ball joint (castle nut)	E21			60 Nm
2AZ	Tie rod/axial joint to rack	E21, E30		Replace retaining plate	75 Nm
		E34, E36		Replace retaining plate	71 Nm
		E39, E52			71 Nm
		E46, E85 / except S54, E86 / except S54			100 +10 Nm
		E53, E60, E61, E63, E64, E65, E66, E67, E83, E85 / S54, E86 / S54			110 Nm
3AZ	Tie rod end to steering knuckle / swivel bearing	E34 / Four Wheel Drive		Replace nut	50 Nm
		E36		Replace nut	36 Nm
		E38, E39, E52		Replace nut	65 Nm
		E46, E85, E86		Use of impact screwdriver not permitted! Replace nut	65 Nm
		E53, E60 / Four Wheel Drive, E61 / Four Wheel Drive, E67, E83		Replace nut	80 Nm
		E60 / REAR END, E61 / REAR END, E63, E64, E65, E66		Replace nut	165 Nm
4AZ	Tie rod clamping screw	E38, E39			27 Nm
		E12, E23, E24, E28, E30, E31, E32, E34			14 Nm
5AZ	Tie rod end to tie rod (clamping nut)	E34 / Four Wheel Drive, E36, E46, E85, E86			45 Nm
		E39, E52, E53, E60, E61, E63, E64, E65, E66, E67, E83			51 Nm
6AZ	Steering drop arm to steering gear	E32, E34 / Four Wheel Drive			59 Nm
		E23	M26	Tightening value may be exceeded up to correct position to locking plate	At least 180 Nm
		E12, E23, E24, E28	M22	Tightening value may be exceeded up to correct position to locking plate	At least 140 Nm
		E31			70 Nm
		E38, E39		Note direction of screw thread. In direction of travel: from left on LHD or from right on RHD vehicle	61 Nm
7AZ	Steering guide arm to front axle carrier	E39			62 Nm
		E23, E24, E28, E31, E32, E34, E38	M10		42 Nm
		E12, E23, E24	M12		85 Nm
8AZ	Track rod arm to strut	E12, E24 (up to 5.82)		Bolts secured with: Wire	55 Nm
		E23, E24 (from 5.82), E28		Bolts secured with: Loctite No. 270 Clean threads of tapped bores and bolts.	62 Nm
		E31, E32, E34		Bolts secured with: Loctite No. 270 Clean threads of tapped bores and bolts.	110 Nm
		E30 / M3		Bolts secured with: Loctite No. 270 Clean threads of tapped bores and bolts.	30 Nm
9AZ	Tie rod arm to control arm	E12, E23, E24 (up to 5.82)			66 Nm
		E30 / M3			66 Nm
		E24 (from 5.82), E28, E31, E32, E34			93 Nm
10AZ	Leading strut to tie rod arm	E23			93 Nm
11AZ	Trailing strut to tie rod arm	E31, E32, E34			93 Nm

STEERING ARMS - TIGHTENING TORQUES SPECIFICATION

32 31 Steering Column

		Type	Thread	Tightening specification	Measure
1AZ	Universal joint/coupling to steering gear/steering spindle	E12, E24 / until 5.82		Replace clamping screw	25 Nm
		E21, E23, E24 / from 5.82, E28, E30, E31, E32, E34, E46, E52, E60, E61, E63, E64, E65, E66, E67, E83		Recut thread Replace clamping screw	22 Nm
		E36, E38, E39		Recut thread Replace clamping screw	19 Nm
		E53 / Steel joint	M8 10.9	Recut thread Replace clamping screw	24 Nm
		E53 / Aluminum joint	M8 10.9	Recut thread Replace clamping screw	28 Nm
		E85, E86	M8	Recut thread Replace clamping screw	30 Nm
2AZ	Bearing block for steering column adjustment to instrument panel carrier and pedal bearing block	E31, E32, E34	M8		22 Nm
3AZ	Hexagon screw to bearing block for steering column adjustment	E12, E24 / until 5.82	M10 x 115		25 Nm
		E28, E24 / from 5.82	M8 x 110		22 Nm
		E23	M10 x 170		27 Nm
		E31, E32, E34		Observe repair instruction.
		E38, E39, E53	M8	Adjustment lever in clamped position	3.0 Nm
		E46, E83	M8	Value 1	4.0 Nm
				Value 2	4.8 Nm
		E85, E86	M8	Adjusting lever without needle bearing	6 Nm
				Adjusting lever with needle bearing	3.2 Nm
4AZ	Clamp/shackle for outer steering tube	E12, E21, E24, E28			22 Nm
		E23			10 Nm
5AZ	Airbag: Steering column to holder	E23, E24, E28			18 Nm
6AZ	Steering column to instrument panel / support tube	E60, E61, E63, E64, E65, E66, E67, E83, E85, E86			21 Nm
7AZ	Steering column to dashboard	E12, E23, E24, E28			14 Nm
8AZ	Sliding piece (screw/nut)	E46			9.5 Nm
9AZ	Control unit, steering column (CIM) to steering column	E65, E66, E67			2.5 Nm
10AZ	Bracket for sleeve to body	E85, E86	M6		2.4 Nm
		E83	M6		2.8 Nm
11AZ	Cable holder to steering column	E46	M5 (silver)		8.8 Nm
		E46	M5 (black)		4 Nm
12AZ	Electric drive to steering column	E65, E66	M6		8 Nm
		E60, E61, E63, E64			6 Nm
13AZ	Steering spindle to double universal joint / universal joint	E53, E65, E66, E67, E83		Recut thread Replace clamping screw	28 Nm
14AZ	Universal joint with corrugated tube to steering gear	E65, E66, E67		Recut thread Replace clamping screw	22 Nm
15AZ	Bearing block of steering column to bulkhead	E83	M8	Replace nuts	21.4 Nm
16AZ	Steering column to bearing block	E83	M6	Stick in nut again	8.8 Nm
17AZ	Steering spindle middle section to assembly partition wall	E60 / Four Wheel Drive, E61 / Four Wheel Drive			6 Nm

STEERING COLUMN - TIGHTENING TORQUES SPECIFICATION

32 33 Steering Wheel

		Type	Thread	Tightening specification	Measure
1AZ	Steering wheel to steering column	E12, E21, E24, E23, E28, E30	Nut		80 Nm
		E31, E32, E34, E36, E38, E39, E46, E52, E53, E60, E61, E63, E64, E65, E66, E67, E83, E85, E86	Screw		62.5 Nm
2AZ	Retaining plate to steering wheel	E60, E61, E63, E64	M5		6 Nm
3AZ	Voltage regulator to steering wheel	E60, E61	M5x12	Replace screws	3 Nm
4AZ	Engine electric, Lane Departure Warning, to steering wheel	E60, E61	M5x12	Replace screws	4 Nm

STEERING WHEEL - TIGHTENING TORQUES SPECIFICATION

32 41 Pump and Oil Supply

		Type	Thread	Tightening specification	Measure
1AZ	Power steering pump / bearing block of power steering pump to crankcase / oil sump / oil filter unit carrier / A/C compressor carrier	E39 / M5		Observe tightening sequence	25 Nm
		E46 / M57TU, E53 / M57TU, E60 / M57TU / M57T2, E61 / M57TU / M57T2, E65 / M57TU / M57T2, E66 / M57T2, E83 / M47T2 / M57TU / M57T2	M6		8 Nm
		E65 / N62 / N73, E66 / N62 / N73, E67 / N62 / N73	M8	Replace nuts	21 Nm
		E60 / N52 / N53, E61 / N52 / N53, E63 / N52 / N53, E64 / N52 / N53, E65 / N52, E66 / N52, E83 / N52	M10 x 33	Replace aluminum screws Observe repair instruction
				Jointing torque	20 Nm
				Torque angle	90 °
		E60 / N54, E61 / N54	M10	Observe repair instruction	38 Nm
		E36, E38, E39, E46, E52, E53, E60, E61, E63, E64, E65, E66, E67, E83		Note shims	21 Nm
		E85 / S54, E86 / S54	M8		21 Nm
2AZ	Pump bracket on engine support	E38 / M60/1 / M60/2 / M62, E39 / M62			22 Nm
3AZ	Hydraulic line connections to vane pump/power steering pump and steering gear/banjo bolts, steering hydraulics	E38	Banjo bolt M12	Replace sealing rings	33 Nm
		E36, E39, E46, E52	Banjo bolt M14	Replace sealing rings	35 Nm
		E38	Banjo bolt M14	Replace sealing rings	39 Nm
		E60, E61, E63, E64	M14 non-return valve	Replace sealing rings	35 Nm
		E53, E60, E61, E63, E64, E65, E66, E85 / S54, E86 / S54	Banjo bolt M14	Replace sealing rings	33 Nm
		E36, E38, E39, E46, E52	Banjo bolt M16	Replace sealing rings	40 Nm
E60, E61, E63, E64, E65, E66, E83, E85 / S54, E86 / S54			Banjo bolt M16	Replace sealing rings	35 Nm
E36, E38, E39, E46, E53, E60, E61, E63, E64, E83			Cap screw	Replace sealing ring	36 Nm
		E53, E60, E61, E63, E64, E65, E66	Banjo bolt M16	Replace sealing rings	39 Nm
4AZ	Hydraulic line connections to DS controller	E31, E32, E34			40 Nm
5AZ	Mounting of hydraulic line	E60, E61, E63, E64, E65, E66, E67	M6	Screw, nut or rubber - metal body	7.5 Nm
		E60, E61, E65, E66, E67	M8	Screw, nut or rubber - metal body	19 Nm
		E83, E85 / S54, E86 / S54	M6	Screw, nut or rubber - metal body	8 Nm
6AZ	Holder, expansion hose, to vane pump / power steering pump	E60, E61, E63, E64, E65, E66	M6 8.8		7.5 Nm
		E65 / M67	M8-8		19 Nm
7AZ	Mounting hydraulic pump to engine block / oil sump	E65			3 Nm
8AZ	Oil reservoir to body (Dynamic Drive / active front steering)	E60, E61	M6		5.5 Nm
9AZ	Oil reservoir to holder	E60, E61, E63, E64, E67, E83	M6		6 Nm
10AZ	Expansion hose part 1 to part 2	E60, E61, E63, E64, E65, E66			30 Nm
11AZ	Expansion hose mounting	E60	M6		10 Nm
12AZ	Line fastening steering hydraulics	E60	M6		7.5 Nm
		E60	M8		19 Nm
13AZ	Oil tank holder to body	E83	M8		19 Nm
14AZ	Belt pulley to power steering pump	E60, E61, E63, E64, E65, E66, E67	M8 8.8		22 Nm
		E39, E46, E53, E65, E66, E67	M8 10.9		27 Nm
		E83 / M54 / N46	M8		28 Nm
		E83 / M57TU / M57T2 / M47T2, E85 / S54, E86 / S54	M8		22 Nm
15AZ	Bracket, pressure line, Dynamic Drive, to oil sump	E65 / M57TU / M57T2, E66 / M57T2			19 Nm
16AZ	Bracket, pressure line, to steering gear	E60, E61, E63, E64	M8		19 Nm
17AZ	Bracket, hydraulic line, to stabilizer bar mounting	E60, E61, E63, E64	M6		12 Nm
18AZ	Bracket, power steering pump, to crankcase	E63 / N52, E64 / N52	M10	Replace aluminum screws
				Jointing torque	20 Nm
				Torque angle	90 °
19AZ
20AZ	Power steering pump to water pump	E46 / N40 / N42 / N45 / N46	M8		32 Nm
		E83 / N46	M8		28 Nm
21AZ	Bracket, pressure line (ARS), to crankcase	E63 / N52, E64 / N52	M10	Replace aluminum screws
				Jointing torque	20 Nm
				Torque angle	90 °
		E60 / N52, E61 / N52, E63 / N52, E64 / N52, E65 / N52, E66 / N52	M8x17.5	Replace aluminum screw
				Jointing torque	8 Nm
				Torque angle	45 °
22AZ	Pressure line to power steering gear	E85 / S54, E86 / S54	M14	Replace sealing rings	33 Nm
23AZ	Return line to power steering gear	E85 / S54, E86 / S54	M16	Replace sealing rings	35 Nm

PUMP AND OIL SUPPLY - TIGHTENING TORQUES SPECIFICATION

32 43 Electronic Power Steering

		Type	Thread	Tightening specification	Measure
1AZ	Retaining plate, AFS control unit to body	E60 / E61 / E63 / E64	M6		8 Nm
2AZ	AFS yaw sensor to body	E60 / E61 / E63 / E64	M6		8 Nm

ELECTRONIC POWER STEERING - TIGHTENING TORQUES SPECIFICATION

Steering and Wheel Alignment - Tightening Torques BMW M6 E63/E64

32 00 Steering

32 13 Power Steering Gear

32 21 Steering Arms

32 31 Steering Column

32 33 Steering Wheel

32 41 Pump and Oil Supply

32 43 Electronic Power Steering

More articles — Steering

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