61 20 900 Disconnecting and connecting battery negative lead
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Observe SAFETY INSTRUCTIONS for handling vehicle battery.
Follow instructions FOR DISCONNECTING AND CONNECTING BATTERY !
Observe notes on POWER SUPPLY / on intelligent battery sensor (IBS).
Follow instructions FOR DISCONNECTING AND CONNECTING BATTERY !
Observe notes on POWER SUPPLY / on intelligent battery sensor (IBS).
Necessary preliminary tasks
- Remove luggage compartment floor trim panel.
F07 only:
- Remove SPARE WHEEL WELL TRIM PANEL
.
F11 only:
- Raise cargo area floor.
Loosen nut (1).
Tightening torque 61 21 1AZ .
IMPORTANT:
Do not under any circumstances use force to pull off negative terminal.
Detach battery negative lead with IBS towards top, lay to one side and secure.