61 21 010 Removing and installing or replacing battery
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WARNING:
Observe Safety Instructions For Handling Vehicle Battery.
Notes and instructions on Intelligent Battery Sensor IBS .
Necessary preliminary tasks:
- 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!
- On vehicles from build date 12/2006 or when IBS is replaced since 12/2006, battery crash element has bee removed without replacement (IBS2006 replaces IBS20 from 12/2006 IBS2004)
Detach vent (1) in direction of arrow.
Release nut (6) of safety battery terminal (2).
For tightening torque refer to 61 21 1AZ in 61 21 BATTERY WITH TERMINAL .
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.
Fig 2: Identifying Safety Battery Terminal, Battery Crash Element, Threaded Pin, Nut, Vent And Bar Fasteners
Installation:
Make sure battery is correctly seated in associated fixture.
Replacing version with intelligent battery sensor (IBS):
- Register battery replacement
- Read out fault memory, clear if necessary