51 48 060 Removing and installing sound insulation on left or right front door

Necessary preliminary tasks:

IMPORTANT: Risk of mixing up plugs for door lock and control unit!
Mark relevant plugs prior to removal.

Disconnect plug connection (1).

Feed door wiring harness (2) out of cable holders (3).

Fig 1: Identifying Plug Connection, Door Wiring Harness And Cable Holders

Courtesy of BMW OF NORTH AMERICA, INC.

Release quick-release couplings.

Remove sound insulation (1).

Installation:

If necessary, replace defective quick-release couplings.

Make sure quick-release couplings are installed in correct position.

Fig 2: Removing Sound Insulation

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Seal on sound insulation must not be damaged.

Fig 3: Identifying Seal Applying Area On Sound Insulation

Courtesy of BMW OF NORTH AMERICA, INC.