12 41 041 Replacing Solenoid Switch

WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. 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 And Nut

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

Release screws (1).

Fig 2: Identifying Screws

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

Unhook pin (3).

Installation:

Check pin (3) for wear and apply grease.

Fig 3: Identifying Solenoid Switch And Spring

Courtesy of BMW OF NORTH AMERICA, INC.