61 12 002 Replacing positive battery cable (from battery to luggage compartment connector)
WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Observe safety instructions for handling vehicle battery. Refer to 61 00 ... SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY .
Necessary Preliminary Tasks:
- Remove left luggage compartment wheel arch trim. Refer to 51 47 151 REMOVING AND INSTALLING / REPLACING LEFT LUGGAGE COMPARTMENT WHEEL ARCH TRIM .
- Remove right luggage compartment wheel arch trim. Refer to 51 47 161 REMOVING AND INSTALLING/REPLACING RIGHT LUGGAGE COMPARTMENT WHEEL ARCH TRIM .
- Disconnect battery negative lead. Refer to 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD .
Lever out clips (1).
Release plastic nuts (2).
Remove underlay for luggage compartment floor panel (3).
Disconnect plug connection (1).
Disconnect plug connection (3) of IBS cable.
Unlock cable lug mounting and fold back.
Unscrew nut (2).
Tightening torque, refer to 61 21 4AZ in GENERAL ELECTRICAL SYSTEM - TIGHTENING TORQUE - E60 .
Remove positive battery cable.
Unscrew nut (5).
Tightening torque, refer to 61 21 1AZ in GENERAL ELECTRICAL SYSTEM - TIGHTENING TORQUE - E60 .
IMPORTANT:
Do not under any circumstances pull/lever safety battery terminal (4) off by force.
Pull safety battery terminal (4) upwards and remove.
Open cable lug mounting (1).
Release screw (2).
Unclip and remove positive battery cable (3).
WARNING:
Risk of short circuits! During installation, make sure that:
- Cable lug mounting (1) is correctly seated on positive battery cable (3).
- Screw is properly connected.
Unclip positive battery cable (1) from cable guides (2) and remove.