61 35 910 Removing and installing/replacing control unit of electronic immobilizer

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW M3, 2005 BMW M3, 2004 BMW M3, 2003 BMW M3, and 2002 BMW M3. 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). Refer to 61 35 ... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

Necessary preliminary tasks:

Disconnect battery negative lead
Remove trim panel for pedal assembly, refer to 51 45 185 REMOVING AND INSTALLING/REPLACING TRIM FOR PEDAL ASSEMBLY .

Unfasten plug connection (1) and disconnect.

Fig 1: Removing Control Unit Of Electronic Immobilizer

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Secure control unit of electronic immobilizer (3) against falling out.

Release screws (2) and remove control unit of electronic immobilizer (3).

Replacement:

Carry out programming/coding. Refer to Diagnosis Programming/Coding .