Home/BMW/M3/BMW M3 E90 (2007-2013)/Repair manual/Mechanical - Hydraulic/Brakes - Tightening Torques - e92/e93
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Brakes - Tightening Torques - e92/e93 BMW M3 E90

34 00 Testing and bleeding brakes

TypeThreadMeasure
1AZ Vent valveE87 / E90 / E91 / E92 / E93Wrench size 9 mm7-11 Nm
E87 / E90 / E91 / E92 / E93Wrench size 11 mm12-18 Nm

TIGHTENING SPECIFICATIONS - TESTING AND BLEEDING BRAKES

34 11 Front Brake

TypeThreadTightening specificationMeasure
1AZ Brake disc to wheel hubE81 / E82 / E87 / E90 / E91 / E92 / E9316 Nm
2AZ Brake anchor plate to swivel bearingE81 / E82 / E87 / E90 / E91 / E92 / E93M12x1.5110 Nm
3AZ Guard plate to swivel bearingE81 / E87 / E90 / E91 / E92 / E93M612 Nm
4AZ Guide screw (socket head cap screw)E81 / E82 / E87 / E90 / E91 / E92 / E93WAF 730 Nm
5AZ Guide screw (hexagon screw)E81 / E87 / E90WAF 13Replace screws35 Nm

TIGHTENING SPECIFICATIONS - FRONT BRAKE

34 21 Rear Brake

TypeThreadTightening specificationMeasure
1AZ Brake disc to wheel hubE81 / E82 / E87 / E90 / E91 / E92 / E9316 Nm
2AZ Brake caliper to wheel carrierE81 / E82 / E87 / E90 / E91 / E92 / E9365 Nm
3AZ Protective plate to wheel carrierE81 / E82 / E87 / E90 / E91 / E92 / E93M612 Nm
E81 / E82 / E87 / E90 / E91 / E92 / E93M815 Nm
4AZ Guide screw (socket head cap screw)E81 / E82 / E87 / E90 / E91 / E92 / E93WAF 730-5 Nm
5AZ Guide screw (hexagon screw)E81 / E87 / E90 / E91WAF 13Replace screws35±3 Nm

TIGHTENING SPECIFICATIONS - REAR BRAKE

34 31 Brake Master Cylinder

TypeThreadTightening specificationMeasure
1AZ Brake master cylinder to brake booster (vacuum)E81 / E87 / E90 / E91 / E92 / E93M8Replace self-locking nuts21±3 Nm

TIGHTENING SPECIFICATIONS - BRAKE MASTER CYLINDER

34 32 Brake Lines

TypeThreadTightening SpecificationMeasure
1AZ Brake line screws / union screwsE81 / E82 / E87 / E90 / E91 / E92 / E93M12 x 112 Nm
M3Blue union screw connection in steel (brake hose)24 ± 2 Nm
2AZ Brake hose to brake caliper, frontE81 / E82 / E87 / E90 / E91 / E92 / E9324 ± 2 Nm
3AZ Brake hose to brake caliper, rearE81 / E82 / E87 / E90 / E91 / E92 / E9324 ± 2 Nm

TIGHTENING SPECIFICATIONS - BRAKE LINES

34 33 Brake Booster

TypeThreadTightening specificationMeasure
1AZ Brake booster to pedal assembly consoleE87 / E90 / E91 / E92 / E93M8Retighten 1x after 5 minutes on brake booster22 Nm

TIGHTENING SPECIFICATIONS - BRAKE BOOSTER

34 41 Parking Brake

TypeThreadMeasure
1AZ Handbrake lever to bodyE81 / E87 / E90 / E91 / E92 / E9321 Nm
2AZ Spring clip to wheel carrierE81 / E87 / E90 / E91 / E92 / E93M68 Nm
3AZ Support Duo-Servo to wheel carrier, rearE81 / E87 / E90 / E91 / E92 / E93M815 Nm
4AZ Guide tube to bodyE81 / E87 / E90 / E91 / E92 / E93M68 Nm
5AZ Bracket, centre consoleE81 / E87 / E90 / E91 / E92 / E93M68 Nm

TIGHTENING SPECIFICATIONS - PARKING BRAKE

35 11 Pedal Assembly Console

TypeThreadTightening specificationMeasure
1AZ Bearing pedestal to brake assembly and bodyE81 / E87 / E90 / E91 / E92 / E93M8Retighten 1x on brake booster after 5 min21 Nm
E81 / E87 / E90 / E91 / E92 / E93M68 Nm

TIGHTENING SPECIFICATIONS - PEDAL ASSEMBLY CONSOLE

34 51 Slip control system (DSC)

TypeMeasure
1AZ Control unit on hydraulic unitE81 / E87 / E90 / E91 / E93 / MK605+1 Nm
E90 / E91 / E92 / E93 / MK60E52±1 Nm
2AZ DSC sensor to holderE81 / E87 / E90 / E91 / E92 / E938 Nm
3AZ Bracket, DSC sensor, to bodyE81 / E87 / E90 / E91 / E92 / E938 Nm
4AZ Pulse generator to swivel bearing/wheel carrierE81 / E87 / E90 / E91 / E92 / E938 Nm
5AZ Bracket to hydraulic unitE81 / E87 / E90 / E91 / E92 / E938 Nm
6AZ Bracket, hydraulic unit to bodyE81 / E87 / E90 / E91 / E92 / E938 Nm

TIGHTENING SPECIFICATIONS - SLIP CONTROL SYSTEM (DSC)

TypeMeasure
1AZ Control unit on hydraulic unitE81 / E87 / E90 / E91 / E93 / MK605+1 Nm
E90 / E91 / E92 / E93 / MK60E52±1 Nm
2AZ DSC sensor to holderE81 / E87 / E90 / E91 / E92 / E938 Nm
3AZ Bracket, DSC sensor, to bodyE81 / E87 / E90 / E91 / E92 / E938 Nm
4AZ Pulse generator to swivel bearing/wheel carrierE81 / E87 / E90 / E91 / E92 / E938 Nm
5AZ Bracket to hydraulic unitE81 / E87 / E90 / E91 / E92 / E938 Nm
6AZ Bracket, hydraulic unit to bodyE81 / E87 / E90 / E91 / E92 / E938 Nm

TIGHTENING SPECIFICATIONS - SLIP CONTROL SYSTEM (DSC)