52 16 405 Replacing Backrest Cover For Left or Right Front Seat (M3 Sports Seat)

52 16 405 Replacing Backrest Cover For Left Or Right Front Seat (M3 Sports Seat)

Special tools required:







Necessary preliminary tasks:
- Remove front seat
- Remove seat side airbag
- Remove trim cover
- Remove inner cover
- Remove trim cover for outer fitting

Detach backrest cover (1) from backrest frame.







Disengage bracing (2).

Installation:
Bracing (2) must be fitted under side airbag .







Detach backrest cover (1) from backrest frame.







Detach backrest cover from metal retainer.

Lever out welt in marked area.

Unfasten plug connection (1) and disconnect.







Disconnect cable tie (2) for seat heating.

Disengage wiring harness for seat heating from cable holders on seat mechanism.

IMPORTANT: Feed the wiring harness carefully through the seat and backrest mechanism as the edges of the frame can be sharp.







Padding is reinforced at corner points (1) and is guided under Bowden cable clip (2).

Installation:
Engage reinforcement (1) in Bowden cable clip (2).







Lever backrest cover over attachment point (1).







Pull off backrest cover (1) with padding sideways and towards top from backrest frame (2).







If necessary, release retainers on left/right.







Loosen retainers (1).

Fold back welt (2) with backrest cover (3).

Release all retainers in marked area.

Remove backrest cover (1) from padding.







NOTE: Remove all remnants of retainers from backrest cover and padding.







Replacement only:
Pull trim wires (1) out of backrest cover.

Cut new backrest cover to size and insert trim wires (1).

Installation:
Bend new retainer (2) with special tool 52 0 050 .