Special tools required:
Necessary preliminary tasks:
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.
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 replacing padding with OC3 mat:
If OC3 mat or padding is defective, both parts may only be replaced together.
These must be fitted with the seat cover from the car.
After fitting seat cover, enable OC3 mat with BMW diagnosis system.
Enabling seat occupancy detector (OC3 mat):
Unhook seat cover (2) at all retaining points.
Lever out left and right clips (1).
Installation:
If necessary, replace faulty clips (1).
Remove seat cover (2) with support.
If necessary, disconnect all plug connections.
Fig. 7: Identifying Seat Cover And Clips
Version with OC3 mat:
Detach all retainers in side area from longitudinal wires (1).
Pull trim wires (1) forward out of seat cover.
Carefully fold back seat cover and release retainers from cross - wires (2).
Remove seat cover from padding.
IMPORTANT: Remove all remnants of clips from seat cover and padding.
Fig. 8: Identifying Longitudinal Wires And Trim Wires
Padding (1) with OC3 mat (2).
Fig. 9: Identifying Padding With OC3 Mat
Installation:
Bend new retainer (2) closed with pliers 52 0 050.
Fig. 10: Identifying Special Tool (50 0 050)
Remove trim threads (1) from seat cover (2).
(3) If necessary, cable for seat heating
Installation:
Slide trim threads (1) into new seat cover (2). If necessary, cut mounting for trim threads.
Fig. 11: Identifying Trim Threads And Seat Cover