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Remove and install, replace servomotor (complete) of rear axle differential, right BMW M2 F87

33 10 155

Necessary preliminary tasks:

Remove exhaust system.


Unfasten plug connection (1) and disconnect.

Release screws (2) and place ground strap (3) to one side.

Remove servomotor.


The screws of the servomotor (1) can be reached via the openings in the rear axle support.


Installation note:

Clean sealing surface (1) and apply Loctite 5970 sealing compound.

Installation note:

During installation, it is absolutely essential to make sure that guide (1) on servomotor is seated in groove (2) in rear axle differential.

Position servomotor on rear axle differential.

Screw on ground strap (3).

Tighten down screws (2).

Tightening torque 33 11 3AZ:

Type Thread Tightening specifications Torque
1AZ Oil sump to rear axle differential
F80 / F82 / F83 / F87 M6 12 Nm
2AZ Side lid to rear axle differential
F80 / F82 / F83 / F87 M8 Tighten screws crosswise. 32 Nm
3AZ Complete servomotor on rear axle
F80 / F82 / F83 / F87 M6 10 Nm
4AZ Temperature sensor to oil sump
F80 / F82 / F83 / F87 14 Nm
5AZ Screw plug with O-ring
F80 / F82 / F83 / F87 Replace screw plug. 45 Nm
6AZ Servomotor on input flange
F80 / F82 / F83 / F87 M5 9 Nm

Lock plug connection (1).

Required follow-up work:

Install exhaust system.
Replacement only: Perform start-up.

Categories: 33 Rear axle
Tags: axle differentialbmw m2f87m2servomotor
tisbimmer :
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