Front Backrest

Front Backrest

Special tools, testers and auxiliary items required

• Trim removal wedge (3409)






• The removal and installation procedure describes a driver seat. The procedure for the front passenger seat is identical.

• The steps for disconnecting the connectors on a power front seat are described.

Removing

• Follow all safety precautions when working on pyrotechnic components. Refer to => [ Restraint System Components, Safety Precautions and Testing Procedures ] Service Precautions.

• Before handling pyrotechnical components (for example, disconnecting the connector), the person handling them must "discharge static electricity". For example, by briefly touching the door striker pin.

- Remove the front seat. Refer to => [ Front Seat ] Front Seat.

- Attach the front seat to the fixture for seat repair (VAS 6136). Refer to => [ Installing Front Seat On VAS 6136 ] Installing Front Seat on VAS 6136.

- Remove tunnel side trim panel. Refer to => [ Sill Side Trim ] Sill Side Trim.

- Remove tunnel side trim panel. Refer to => [ Tunnel Side Trim ] Tunnel Side Trim.

- Disengage tab - 1 - at seat pan - 2 -.






- Using Trim Removal Wedge (3409) , clip on cable bracket - 1 -.






- Remove cable bracket - 1 - from corrugated pipe - 2 -.

- Remove the bolt - 1 -.






- Remove cable clip - 2 - from corrugated pipe - 3 -.

- Open fabric band - 2 - in area of - arrow -.






- Open corrugated pipe - 1 -.

- Remove corrugated pipe - 1 - from wiring harness.

- Disconnect connectors, for example, - 1 -, - 2 - and - 3 -.






- Remove clip with cable tie - 4 -.

- Remove bolts - 2 - (quantity: 4).






- Tip backrest - 3 - forward onto seat pan - 1 -.

- Press upholstery to side and carefully remove side airbag wire - 4 - and, if necessary, all additional wires (depending on option equipment) on the seat pan.

- Remove backrest.

Installation

Install in reverse order of removal. Note the following:

• Follow all safety precautions when working on pyrotechnic components. Refer to => [ Restraint System Components, Safety Precautions and Testing Procedures ] Service Precautions.

• Before handling pyrotechnical components (for example, connecting electrical connector), the person handling them must "discharge static electricity". For example, by briefly touching the door striker pin.

- Threaded bolt holes - 2 - must always be cleaned (for example, with thread cutter).






- Replace bolts - 2 - (quantity: 4) after each removal.

- Make sure the upper and lower part of corrugated pipe fit together precisely.

• Make sure the connectors are installed all the way in and are secure.

- Switch on ignition.

Connect the battery with the ignition switched on. Pyrotechnic components could deploy after connecting the battery if they were not repaired correctly. Individuals must not be inside the vehicle when connecting the battery.

- Connect battery ground cable with ignition switched on.

- If Airbag Malfunction Indicator Lamp (MIL) (K75) indicates a fault after installation, DTC memory must be checked, deleted and checked again.

For the correct tightening specifications, refer to => [ Front Backrest Assembly Overview ] Front Backrest Assembly Overview