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

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 Catches, Comfort Access System And 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 IDC

  Courtesy of BMW OF NORTH AMERICA, INC.