61 21 010 Removing and Installing/Replacing Battery

61 21 010 Removing and installing or replacing battery







WARNING:
Observe safety instructions for handling vehicle battery.
Notes and instructions on Intelligent Battery Sensor IBS .







To ensure the correct safety and convenience functions, install only the original battery (battery size and type) stored in the vehicle order. Observe note on battery replacement .







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 been removed without replacement (IBS2006 replaces IBS2004 from 12/2006)







Necessary preliminary tasks:
- Remove flap in luggage compartment panel on right
- Disconnect battery negative lead
- Remove distribution box







Unlock positive terminal cover (1).
Slacken nut (2) of safety battery terminal (3).
Tightening torque 61 21 1AZ .

Detach safety battery terminal (3) towards top, lay to one side and secure.







Detach vent (1) in direction of arrow.
Release threaded pin (2) and remove holder with battery crash element (3).
Fold back both bar fasteners (4) 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