12 41 020 Removing and refitting/replacing starter motor (N47 D20 O 1 with SCR)

Necessary preliminary tasks: 

• Switch off ignition.
• Disconnect BATTERY NEGATIVE LEAD .
• Remove front UNDERBODY PROTECTION .
• Remove rear UNDERBODY PROTECTION .
• All-wheel drive vehicles only: 

  Remove REINFORCEMENT PLATE .

Release screws (1).

Remove connecting link (2).

Fig 1: Identifying Connecting Link Screws

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Release cable from cable retainer.

Release screws (1).

Remove cable clip (2).

Partially detach sound insulation on the bottom.

Fig 2: Identifying Cable Clip And Screws

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Release nut (1) and remove cable.

Tightening torque 12 52 1AZ .

Release nut (2) and remove the positive battery cable.

Tightening torque 12 52 3AZ .

Release cable at clamp (3) from starter motor.

Fig 3: Identifying Positive Battery Cable Nut And Starter Motor Clamp

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Release screws (1), (2) and (3).

Remove starter motor.

Installation note: 

Observe screwing sequence. 

Position and secure starter motor. Tighten down screws (1) and (2). Tighten down support screw (3).

Tightening torque 12 41 1AZ .

Fig 4: Identifying Starter Motor Screws

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Installation note: 

Check starter pinion and ring gear for damage.

Replace damaged starter motor.

Assemble engine.

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

• Use BMW diagnosis system to reset the starter counter.