61 12 013 Replacing battery negative lead

WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2010 BMW M5, 2009 BMW M5, 2008 BMW M5, 2007 BMW M5, and 2007 BMW 530xi. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Observe SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY . Read and comply with notes and instructions on Intelligent Battery Sensor .

Necessary preliminary tasks:

Remove LUGGAGE COMPARTMENT TRIM PANEL ON RIGHT SIDE WALL

Security version:

Remove equipment holder in luggage compartment

Slacken nut (1) on negative battery terminal.

Tightening torque: 5 Nm

IMPORTANT: Do not under any circumstances use force to pull off pole shoe. Do not under any circumstances release socket-head cap screw of IBS.

Pull off negative battery cable with intelligent battery sensor (IBS) in upward direction.

Disconnect plug connection (2).

Disconnect plug connection (3).

Release nut (4) and battery negative lead (5).

Tightening torque:

M8: 15 Nm
M6: 5 Nm

Fig 1: Identifying Battery Negative Lead, Plug Connection And Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: Carry out PROGRAMMING/CODING .