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

Necessary preliminary tasks: 

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

Unfasten plug connection (2) and disconnect.

Release nuts (1) and remove control unit of electronic immobilizer (3).

Fig 1: Unfastening Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

Carry out coding/programming.

Observe following IDC specifications:

• Programming
• Coding
• If necessary, car & key memory
• CD "CIP"

Fig 2: Identifying Carry Out Coding/Programming

Courtesy of BMW OF NORTH AMERICA, INC.