61 35 001 Removing And Installing (Replacing) Trailer Module

Necessary Preliminary Tasks: 

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

Disconnect plug connection (1).

Unlock catch (2) in direction of arrow and pull out trailer module (3) towards top.

Fig 1: Plug Connection, Catch, Trailer Module And Removal Direction

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

Carry out coding/programming.

Observe following IDC specifications:

• Programming.
• Coding.
• Car & Key Memory.
• CD "CIP".
  Fig 2: Lifting Trailer Module Out Of Mounting For Control Units

  Courtesy of BMW OF NORTH AMERICA, INC.