Necessary preliminary tasks
WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 335xi, and 2010 BMW 335i. However, it is still accessible from the selected car via links, so may be relevant.
- Remove FLAP in luggage compartment panel on right
- Disconnect BATTERY NEGATIVE LEAD
- Remove DISTRIBUTION BOX
Unlock positive terminal cover (1) and remove.
IMPORTANT:
Do not under any circumstances pull/lever safety battery terminal off by force.
Battery crash element must be reinstalled!
Battery crash element must be reinstalled!
- On vehicles from build date 12/2006 or when IBS is replaced since 12/2006, battery crash element has been removed without replacement (IBS2006 replaces IBS2004 from 12/2006)
Detach vent (1) in direction of arrow.
Release nut (6) of safety battery terminal (2).
Tightening torque 61 21 1AZ .
Detach safety battery terminal (2) towards top, lay to one side and secure.
Release threaded pin (5) and remove holder with battery crash element (4).
Fold back both bar fasteners (3) and pull battery towards rear out of associated fixture.
Lift out battery.
Installation:
Make sure battery is correctly seated in associated fixture.
Replacement:
- Read out fault memory, clear if necessary
- On vehicles with IBS (intelligent battery sensor) REGISTER BATTERY REPLACEMENT