Removing MPQ contacts from radio plug:

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.

Press lock (1) in direction of arrow.

Detach secondary lock (2) from radio plug.

Fig 1: Detaching Secondary Lock From Radio Plug

Courtesy of BMW OF NORTH AMERICA, INC.

Feed special tool 61 1 135 past side of contact.

Press special tool 61 1 135 in direction of arrow.

Pull wire (1) with socket contact out of radio plug (2).

Fig 2: Pulling Wire With Socket Contact Out Of Radio Plug

Courtesy of BMW OF NORTH AMERICA, INC.