27 10 700 Removing and installing/replacing control unit for transfer box (ATC 700)

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2014 BMW X6, 2013 BMW X6, 2012 BMW X6, 2011 BMW X6, and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection) . See 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

Replacement:

Before and after replacement, execute the "Repair" service function with the BMW diagnosis system.

Necessary preliminary tasks:

Raise luggage compartment floor trim

Release screws (1).

Remove battery cover (2) towards top.

Fig 1: Identifying Screws And Battery Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect connector (1).

Unscrew nuts.

Remove control unit.

Fig 2: Identifying Connector And Nuts

Courtesy of BMW OF NORTH AMERICA, INC.