12 41 041 Replacing solenoid switch

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 128i, and 2009 BMW 128i. However, it is still accessible from the selected car via links, so may be relevant.

Turn off ignition.

Remove starter motor.

Release nut (1).

Remove cable lug (2).

Fig 1: Identifying Cable Lug & Nut

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 , see 12 41 4AZ in 12 41 STARTER MOTOR WITH MOUNTING .

Release screws (1).

Fig 2: Identifying 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 With Pin

Courtesy of BMW OF NORTH AMERICA, INC.