Turn off ignition

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2014 BMW Alpina B7L. However, it is still accessible from the selected car via links, so may be relevant.

Remove starter motor.

Release nut (1).

Remove cable lug (2).

Fig 1: Identifying Starter Motor Nut And Cable Lug

Courtesy of BMW OF NORTH AMERICA, INC.

CAUTION: Do not turn cable lug (2) while tightening down - risk of short circuit to starter motor housing.

TIGHTENING TORQUE, 12 41 4AZ .

Release screws (1).

Fig 2: Identifying Starter Motor Housing Screws

Courtesy of BMW OF NORTH AMERICA, INC.

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

Unhook pin (3).

Installation:

Check pin (3) for wear and apply grease.

Fig 3: Identifying Solenoid Switch, Spring And Pin

Courtesy of BMW OF NORTH AMERICA, INC.