61 12 002 Replacing battery positive lead (from battery to luggage compartment connector)

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2008 BMW 335xi, 2008 BMW 335i, 2008 BMW 328xi, 2008 BMW 328i, and 2007 BMW 335xi. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Observe Safety Instructions for handling vehicle battery.

Necessary preliminary tasks:

Remove Right Luggage Compartment Trim Panel
Remove battery cover
Disconnect Terminal Of Battery Negative
Remove Distribution Box
Remove Battery

Open cap (1) and release nut underneath.

Remove cable lug mounting from positive battery lead (2).

WARNING: Risk of short circuits!

When installing, ensure:

Correct screw connection
Correct seating of cable lug mounting on positive batter lead (2)
For tightening torque refer to 61 12 1AZ in 61 12 AUXILIARY CABLES/LEADS .

Fig 1: Identifying Positive Battery Lead And Cap
Courtesy of BMW OF NORTH AMERICA, INC.

Replacement with build date up to 03/2006:

Connect repair cable for battery terminal (1) to safety battery terminal (2).

Install Battery .

Install Distribution Box .

Fig 2: Identifying Battery Terminal Cable And Safety Battery Terminal

Courtesy of BMW OF NORTH AMERICA, INC.

Cut off plug connection (1) and connect to battery terminal repair cable (2).

Follow notes for Repairing Airbag Leads.

Secure battery terminal repair cable (2).

Fig 3: Identifying Plug Connection And Battery Terminal Repair Cable

Courtesy of BMW OF NORTH AMERICA, INC.