12 41 020 Removing and installing or replacing the starter motor (N63 B40/B44 O 1, S63 B44 T 2)

Necessary preliminary work: 

• Switch off ignition.
• Disconnect BATTERY NEGATIVE LEAD .
• Remove right ENGINE SUPPORT ARM .

Release screws (1).

Tightening torque 12 41 1AZ .

Unlock connector (1) and pull off.

Slacken nut (2).

Tightening torque 12 42 2AZ .

Disconnect positive battery cable.

Release screws (3) and detach cable clip from starter motor.

Remove starter motor (4) in direction of travel.

Installation note: 

Check starter pinion and starter ring gear for damage. If necessary, replace damaged components.

Reassemble the vehicle.

Only during starter replacement and on vehicles with MSA (automatic engine start-stop function): 

• Use BMW diagnosis system to reset the starter counter.