Power Supply and Grounds
WARNING: This page does not describe the selected car, but rather 43 other vehicles, including the 2006 BMW M3, 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW M3, and 2005 BMW 330xi. However, it is still accessible from the selected car via links, so may be relevant.
The GS 20 receives:
- KL 30 (constant battery power).
- KL 15 (terminal 15 of the ignition switch).
- KL 87 (operating power from the Engine Control Main Relay).
- KL 31 (ground connection for the control module electronics and peripheral component operation).