Removing MPQ contacts from contact carrier
WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 335xi, and 2010 BMW 335i. However, it is still accessible from the selected car via links, so may be relevant.
Remove contact carrier (1) with MQS contacts from the radio plug.
Raise lock (2) on radio plug.
Remove contact carrier (3) from radio plug.
Press lock (1) in direction of arrow.
Pull secondary lock (2) in the direction of the arrow and out of contact carrier (3) completely.
Press special tool 61 1 135 against inside of contact in contact carrier (2).
Remove wire with female contact (1) from contact carrier (2).