12 41 041 Replacing the engagement solenoid switch (M4 2021-2023)

Preliminary work needed:

Slacken nut (1).

Remove cable head (2).

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IMPORTANT: Do not twist cable head (2) when tightening, risk of short circuit to starter motor housing.
Tightening torque 12 41 1AZ .

Unscrew the screws (1).

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Remove the solenoid switch (1) and the spring (2).

Detach the bolt (3).

Installation note:

Check the bolt (3) for wear and grease the bolt.

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