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

WARNING: This page is about a different car, the 2006 BMW X3, 2005 BMW X3, and 2004 BMW X3. 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, refer to 12 00... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY
Remove TRIM PANEL FOR PEDAL ASSEMBLY .

Unfasten plug connection (1) and disconnect.

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

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

Fig 1: Removing Electronic Immobilizer

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Carry out programming/coding. Refer to DIAGNOSIS PROGRAMMING/CODING .