61 21 010 Remove and install or replace battery

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Observe SAFETY INFORMATION for handling the battery.

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 .

Necessary preliminary tasks:

Remove POWER DISTRIBUTION BOX

Fold back cover (1) as shown.

Slacken nut (2).

Tightening torque 61 21 1AZ .

IMPORTANT: Do not under any circumstances pull/lever safety battery terminal off by force.

Detach safety battery terminal towards top, lay to one side and secure.

Fig 1: Identifying Battery Back Cover And Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) and remove holder (2).

Tightening torque 61 21 5AZ .

Detach vent hose from battery.

Pull out battery.

Installation note:

Make sure battery is correctly seated in mounting.

Fig 2: Identifying Battery Screw And Holder

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Vehicles with intelligent battery sensor (IBS)

NOTE: If Check Control message is present:

Delete fault memory