61 35 001 Removing and installing (replacing)trailer module

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2005 BMW 745i, 2005 BMW 745Li, 2004 BMW 745i, 2004 BMW 745Li, and 2003 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.

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).

Fig 1: Disconnecting Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

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

Replacement:

Carry out coding/programming.

Observe following IDC specifications:

Programming
Coding
Car & Key Memory
CD "CIP"

Fig 2: View Of Control Unit

Courtesy of BMW OF NORTH AMERICA, INC.