Front Backrest
Power Front Memory Seats
• From 07.2006, the usual wiring harness routing to connector station under front seat => [ Connectors, Disconnecting ] Power Front Memory Seats Overview has been replaced with modular wiring routing => [ Modular Wiring Routing, from 07.2006, Assembly Overview ] Standard Front Seats Overview.
• The modular wiring routing has not been implemented for all countries.
• Check version of front seat and of vehicle and perform repairs accordingly.
• Note the two possible versions of the modular wiring routing, Modular Light or Modular => [ Modular Wiring Routing Versions ] Standard Front Seats Overview.
Front Backrest
Special tools, testers and auxiliary items required
• Torque Wrench (V.A.G 1331)
• Engine and transmission holder (VAS 6095)
• Fixture for seat repair (VAS 6136)
1 Retaining strip
2 Backrest
• Removing
CAUTION!
• Observe safety precautions for work on airbags => [ Airbag Inspection ] .
• Before handling airbag units (e.g. disconnecting electrical connector), the person handling it must "discharge static electricity". This can be done by touching door striker, for example.
- Remove seat => [ Power Front Memory Seat ].
- Mount the fixture for seat repair (VAS 6136) on the engine and transmission holder (VAS 6095).
- Attach the front seat to the fixture for seat repair (VAS 6136).
- Remove side trim on sill side => [ Side Trim, Sill Side ].
- Remove side trim on tunnel side => [ Side Trim, Tunnel Side ].
- Disengage the retaining strip - 1 - from the seat pan - 10 -.
Vehicles without modular wiring routing through 07.2006
- Disconnect connectors and disconnect cables from spring mat => [ (Item 1) Side airbag connector ].
Vehicles with modular wiring routing from 07.2006
- Remove corrugated tube => [ Modular Wiring Routing with Corrugated Tube on Front Seat ] Standard Front Seats Overview
Procedure for all vehicles
- Remove screw - 8 -.
- Turn bracket - 9 - upward.
- Remove bolts - 5 - (4x).
- Tip backrest - 1 - forward on seat.
- Push cushion aside and carefully disconnect wiring harness - 3 - from seat pan - 10 -.
- Remove backrest - 2 -.
• Installing
To install, perform the steps used in removal in reverse order. When doing so, note the following:
- Cut threads in backrest frame before installing screws - 5 - (Qty. 4).
- Always replace bolts - 5 - (4x).
- Secure tabs - 7 - on footwell cover to spring mat of seat pan.
- For seats with seat memory: Perform a basic setting for backrest or seat after installing seat in vehicle.
3 Wiring harness
4 Fastening strips (Qty. 2)
5 Screw, self-locking
• 20 Nm
• Replace
• Qty. 4
• Threaded holes for screws must always be cleaned, for example, with thread cutter
6 Retainer
7 Tab
• Qty. 4
8 Bolt
9 Retainer
10 Seat pan
1 Side airbag connector
• Only on vehicles without modular wiring routing through 07.2006
- Press in catches on connectors - 4 -, - 5 - and - 6 - on left and right and disconnect connectors.
- Disconnect harness connector for side airbag - 1 - => [ Side airbag connector, vehicles without modular
wiring routing through 07.2006, disconnecting ].
- Remove clip - 2 -.
- Loosen wires at cable tie clips - 3 -.
2 Clip
3 Cable tie clips
4 Harness connector of side airbag Ground (GND)
5 Backrest heater connector
6 Four way lumbar support connector
Side airbag connector, vehicles without modular wiring routing through 07.2006, disconnecting
- Press catch - 1 - in direction of arrow and disconnect connector for side airbag - 2 -.