61 12 004 Replacing Battery Positive Lead (From Luggage Compartment Connector to Engine Bulkhead Connector)

61 12 004 - Replacing battery positive lead (from luggage compartment connector to engine bulkhead connector)





Important!
Read and comply with notes on handling wiring harnesses 61 00 ... Notes on Handling Wiring Harnesses and Cables and cables.





Necessary preliminary tasks:
- Remove battery 61 21 010 Removing and Installing/Replacing Battery
- Remove fuel tank
- Partially remove front right wheel arch trim 51 71 039 Removing and Installing/Replacing Front Left or Right Wheel Arch Cover (Rear Section)
- Remove cover from electronics box





Work is shown on the E82 N52N by way of example. There may be differences in detail in the case of other vehicle models.





Unclip covers (1) and release nuts underneath. Tightening torque 61 12 1AZ Specifications.
Disconnect battery positive leads (2).





Turn clamping rings (1) in direction of arrow and remove.

Installation Note:
Make sure clamping rings (1) are correctly seated.





Remove battery positive lead (1) from luggage compartment floor (2).





Release bolt (1) and nut (2).
Remove cover (3).





Release holder (1) from body.
Feed out battery positive leads (2) and vent line (4) from holder (1).
Release retaining clips (3) and remove vent line (4) from cover (5).
Release all nuts and remove cover (5).





Release attachment points for battery positive lead (1) from body.






Note:
Electronics box shown removed for purposes of clarity.

Unclip cover cap (1).
Release nuts underneath.
Tightening torque 61 12 4AZ Specifications.
Remove positive battery cable.





Release wiring harness holder (1).
Feed out battery positive lead in direction of arrow.