Starter Motor: Service and Repair
12 41 020 Removing And Installing/replacing Starter Motor (N63, S63)
Necessary preliminary tasks:
- Turn off ignition
- Disconnect battery negative lead
- Remove right engine support arm
Unlock plug (1) and remove.
Slacken nut (2).
Tightening torque 12 42 2AZ.
Detach starter positive cable.
Release screws (1).
Tightening torque 12 41 1AZ.
Disengage cable (2) from holder.
Pull out starter in direction of travel, feed out and remove.
Installation:
Check starter pinion and ring gear for damage. Replace damaged parts if necessary.
Reassemble the vehicle.