12 41 020 Removing and installing/replacing the starter motor (N55 Hybrid)

WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: High-voltage system - danger to life!

The following points must be strictly observed prior to starting work :

Observe SAFETY INFORMATION for handling hybrid cars.

Necessary preliminary tasks:

Switch off ignition.
Disconnect battery negative lead . See 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD or 61 20 900 DISCONNECTING AND CONNECTING BATTERY EARTH LEAD .
Detach the BATTERY EARTH LEAD from the auxiliary battery.
Remove INTAKE PLENUM .

Unlock connector (1) and remove.

Release nuts (2) and disconnect positive battery cables.

Tightening torque 12 42 2AZ .

Release screws (3).

Tightening torque 12 41 1AZ .

Remove starter motor (4).

Fig 1: Identifying Starter Motor, Screws And Connector

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Check starter pinion and ring gear for damage. Replace starter motor if necessary.

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

Use BMW diagnosis system to reset the starter counter.