Battery in luggage compartment under spare wheel
WARNING: This page is about a different car, the 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW M Roadster, and 2001 BMW M Coupe. However, it is still accessible from the selected car via links, so may be relevant.
Remove spare wheel.
Release screws.
CAUTION:
Do not kink air pipes.
Set air supply system (1) to one side.
Follow instructions for disconnecting and connecting battery. Refer to 12 00... Disconnecting and connecting battery .
Disconnect battery negative lead.
Disconnect supply cable (1) for vehicle electrical system.