52 16 402 Replacing seat cover for driver's seat (sport)

Necessary preliminary tasks: 

• Remove DRIVER'S SEAT .
• Remove REAR PANEL  on front seat backrest
• Remove INNER COVER  on front seat
• Remove OPERATING UNIT for seat adjustment

Unclip cover (1) on front seat.

Fig 1: Identifying Front Seat Cover

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Fig 2: Removing Left And Right Cover Metal Clamps

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Installation note: 

Remove metal clamps (1) left and right on the cover.

Bend up metal clamps and insert back into the cover.

Clip metal clamps (1) with cover into the center slot on the seat mechanism.

Guide lug must not be broken.

Renew faulty cover if necessary

Fig 3: Identifying Plug Connections, Thigh Support And Screws

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Release screws (1).

Installation note: 

Insert screws with Loctite.

Tightening torque 52 10 11AZ .

Disconnect plug connections (2) and detach cable.

Remove thigh support (3) towards top.

Detach seat cover (1) in marked area on left and right.

Fig 4: Identifying Seat Cover And Clips

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Lever out left and right clips (2).

Installation note: 

If necessary, replace faulty clips.

Fig 5: Disconnecting Seat Cover Marked Area

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Unhook seat cover in marked area (1).

With seat heating only as optional equipment: 

Disconnect plug connection (2).

Remove seat cover complete with upholstery

Fig 6: Identifying Plug Connections

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With air conditioning only as optional equipment: 

Release plug connections (1) and disconnect

Detach all clamps in side area from longitudinal wires (1).

Pull trim wires (1) forward out of seat cover.

Carefully fold back seat cover and release

clamps from cross-wires (2).

Remove seat cover from upholstery.

Fig 7: Locating Seat Cover Trim Wires

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Cut open cable tie (3).

Installation note: 

Replace defective cable strap.

Release plug connection (4) and disconnect.

Detach seat cover (2) in marked area from thigh support (1).

Fig 8: Identifying Cable Tie, Support, Seat Cover And Plug Connection

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Installation note: 

Bend new retainers closed with pliers 52 0 050 .

1. Upholstery
2. Clamp
3. Trim wire in upholstery
4. Trim wire in cover
5. Seat cover

Fig 9: Bending Retainers Using Special Tool (52 0 050)

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Replace seat cover  :

Pull trim wires (1) out of seat cover (2).

Fig 10: Identifying Trim Wires, Seat Cover And Seat Heater Cable

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Installation note: 

Slide trim wires (1) into new seat cover (2).

If necessary, cut mounting for trim threads.

1. (3) Seat heater cable