61 35 950 Removing And Installing (Replacing) Control Unit For Comfort Access System

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove flap in luggage compartment panel on right . See 51 47 172 REMOVING AND INSTALLING / REPLACING FLAP IN LUGGAGE COMPARTMENT TRIM, LEFT OR RIGHT .
Disconnect battery negative lead . See 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD .

Unlock plug connection (1) and disconnect.

Open catches (2) in direction of arrow and remove control unit for comfort access system (3) towards top.

Fig 1: Identifying Plug Connection, Catches And Comfort Access System

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 IDC
Courtesy of BMW OF NORTH AMERICA, INC.