61 12 180 Replacing wiring harness on function carrier on left or right front door

Overview of function carrier components: 

Fig 1: Overview Of Function Carrier Components

Courtesy of BMW OF NORTH AMERICA, INC.

Necessary preliminary tasks: 

• Remove function carrier in front door refer to 51 21 035 REMOVING AND INSTALLING/REPLACING FUNCTION CARRIER ON LEFT OR RIGHT FRONT DOOR
• Remove control unit in front door, refer to 61 35 220 REMOVING AND INSTALLING (REPLACING) CONTROL UNIT FOR LEFT OR RIGHT FRONT DOOR 
• Disconnect sensor plug connection for front door, refer to 65 77 740 REMOVING AND INSTALLING (REPLACING) LEFT FRONT DOOR SENSOR
• Remove speaker, refer to 65 13 070 REMOVING AND INSTALLING/REPLACING SPEAKER (MID-RANGE SPEAKER, DOOR AT FRONT)

Build date up to 09/2004:

• Disconnect light module plug connection, refer to 63 99 486 REPLACING LIGHT MODULE FOR FRONT LEFT OR RIGHT OUTSIDE DOOR HANDLE LIGHTING (UP TO 09/2004)

Unclip wiring harness (1).

Fig 2: Removing Wiring Harness

Courtesy of BMW OF NORTH AMERICA, INC.

Feed out wiring harness (1) with rubber grommet (2) and remove.