61 21 010 Removing and Installing/Replacing Battery

61 21 010 Remove And Install Or Replace Battery







WARNING:
Observe safety instructions for handling vehicle battery.
Follow 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 or lever safety battery terminal off by force.







Necessary preliminary tasks:
- Remove distribution box







Detach vent (1) in direction of arrow.
Open cover (2) and release nut (3).
Tightening torque 61 21 1AZ.
Detach safety battery terminal towards top, lay to one side and secure.
Release screws (4,6) and remove brackets.
Release screw (5) and remove holder.
Lift battery out of luggage compartment.

Installation:
Make sure battery is correctly seated in associated fixture.







Installation instructions for M-models:
- For crash reasons, battery positive lead must not be routed behind the battery.
- Battery positive lead must not be set against the ICM holder or against the screw connection of the earth cable.







Replacement:
- Read out fault memory, clear fault memory entries if necessary
- On vehicles with IBS (intelligent battery sensor) register battery replacement