52 16 400 Replacing Seat Cover For Left or Right Front Seat (Sports/Electric)

52 16 400 Replacing Seat Cover For Left Or Right Front Seat (Sports/Electric)

Special tools required:







Necessary preliminary tasks:
- Remove front seat
- Remove rear panel on front seat
- Remove outer cover
- Remove thigh support

US/CDN front passenger seat (with OC3 mat) only:







WARNING:
When replacing seat cover:
- If seat cover is defective, seat cover and padding with OC3 mat must be replaced together.
- New seat cover is supplied with padding, OC3 mat and if necessary seat heating.

When renewing padding or OC3 mat:
- If OC3 mat or padding is defective, both parts must be replaced together.
- These must be fitted with the seat cover from the car.







IMPORTANT: The OC3 mat must be enabled after each installation operation.

Enable seat occupancy detection (OC3 mat):
- Connect BMW programming system
- Encode airbag control unit
- Clear fault memory if necessary

WARNING:
- US/CDN front passenger seat (with OC3 mat) only:
- To avoid damaging the OC3 mat, it is essential to carry out the following operations with extra care.










Only when renewing OC3 mat with padding:
OC3 mat (1) is secured on the left and right sides in the marked area with a longitudinal trim wire for transportation.
Carefully remove adhesive tape (2).







Remove transportation lock:
Carefully release retainers in marked area on left and right from longitudinal trim wires (1).

IMPORTANT: Remove all remainders of retainers from padding and OC3 mat.







Unlock retaining lugs (1).
Remove seat trim (2) downwards.

Installation:
Seat trim (2) must not be damaged.







Version with seat heating and/or seat occupancy detection (OC3 mat) only:
Unlock plug connection (1) for seat heating and disconnect.
Disconnect cable straps.
Release wiring harness (2) 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.







Release screw (1).
Lever clip (2) out of seat cover on left and right.

Installation:
If necessary, replace faulty clip.

Remove trim (3) from inside of seat.







Detach seat cover (1) with padding from seat frame.







Pull out cover welt (1) completely from seat frame (2).







Remove seat cover (1) with padding towards front/top.







Version with seat heating and/or seat occupancy detector (OC3 mat):
Release the corresponding plug connections depending on the version and disconnect.
Pull seat cover (1) with padding forward a little and feed wiring harness (2) out.
Remove seat cover (1) towards front/top.







Release all retainers in marked area.







Release all retainers in marked area.
Remove seat cover from padding.

NOTE: Remove all remnants of clips from seat cover and padding.







Replacement only:
Pull trim wires out of seat cover.
Cut new seat cover to size and insert trim wires.







Installation:
Bend new retainers (2) with special tool 52 0 050.
1. Padding
2. Retainer
3. Trim wire in padding
4. Trim wire in cover
5. Seat cover