Necessary preliminary tasks:
Unfasten plug connection (1) and disconnect.
Release screws (2).
Installation:
Insert screws (2) with Loctite.
Fig. 61: Identifying Plug Connection And Screws
Detach seat cover (1) in marked area from carrier (2) for thigh support.
Feed plug out of carrier (2) for thigh support.
Remove carrier (2) for thigh support.
Fig. 62: Identifying Seat Cover Carrier
REMOVING AND INSTALLING OR REPLACING REAR PANEL ON LEFT OR RIGHT FRONT SEAT BACKREST
Operation is identical to:
Replacing rear panel on left or right front seat backrest (normal/electric).
REMOVING AND INSTALLING/REPLACING HEAD RESTRAINT MOUNT ON LEFT OR RIGHT FRONT SEAT
Operation is identical to:
Replacing drive for head restraint adjustment on left or right front seat.
REMOVING AND INSTALLING OR REPLACING FRONT LEFT OR RIGHT HEAD RESTRAINT
Operation is identical to:
Replacing front left or right head restraint (normal/electric).
REMOVING AND INSTALLING/REPLACING SEAT COVER FOR LEFT OR RIGHT FRONT SEAT (SPORT/ELECTRIC)
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.
Both parts must be fitted with the seat cover from the vehicle.
Enabling seat occupancy detector (OC3 mat):
Unclip cover (1) on front seat.
Fig. 63: Identifying Cover
Release screws (1).
Disconnect plug connections (2) and detach cable.
Remove thigh support (3) towards top.
Fig. 64: Identifying Plug Connections And Screw
Detach seat cover (1) in marked area on left and right.
Lever out left and right clips (2).
Installation:
If necessary, replace faulty clips.
Fig. 65: Identifying Clips
Unhook seat cover (1) in area (2).
Disconnect plug connection (3).
Remove seat cover (1) complete with support.
Fig. 66: Identifying Cover Area Connections
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. 67: Identifying Longitudinal Wires And Trim Wires
Detach cable strap (3).
Unlock plug connection (4) and disconnect.
Detach seat cover (2) in marked area from thigh support (1).
Fig. 68: Identifying Cable Strap
Padding (1) with OC3 mat (2).
IMPORTANT: No retainer remainders may be fitted as well.
Handle OC3 mat with extreme care.
Do not kink OC3 mat.
Do not clamp OC3 mat.
OC3 mat must lie without folds under seat cover.
Fig. 69: Identifying Padding With OC3 Mat
Installation:
Bend new retainers closed with pliers 52 0 050.
Fig. 70: Identifying Special Tool (52 0 050)
Replacing seat cover:
Pull trim threads (1) out of seat cover (2).
Installation:
Slide trim threads (1) into new seat cover (2). If necessary, cut mounting for trim threads.
(3) Seat heater cable
Fig. 71: Pulling Trim Threads