Four-Way Lumbar Support

Four-Way Lumbar Support

Special tools, testers and auxiliary items required

• Special Pop Rivet Pliers (V.A.G 1753A)

• Drill

• Protective eyewear

Removing

• Follow all safety precautions when working on pyrotechnic components.

• 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.

- Turn on the ignition.

- Disconnect the battery ground cable from the battery with the ignition on.

- Remove the front seat, refer to => [ Power Standard Front Seat ] Power Standard Front Seat.

- Attach the front seat to the (VAS 6136). Refer to => [ Front Seats, Installing on the ] Front Seats, Installing on the Fixture For Seat Repair (VAS 6136).

- Remove backrest panel:

• Two section backrest cover. Refer to => [ Backrest Cover (Section Two) ] Backrest Cover (Section Two).

• One section backrest cover. Refer to => [ Backrest Cover (Section One) ] Backrest Cover (Section One).

- Remove the backrest frame trim. Refer to => [ Backrest Frame Trim ] Backrest Frame Trim.

- Remove headrests. Refer to:

• => [ Headrests with Locking Mechanism ] Headrests With Locking Mechanism.

• => [ Power Headrests ] Power Headrests.

- Remove cover with upholstery. Refer to => [ Backrest Cover and Padding ] Backrest Cover and Padding.

• Lay plastic film between the seat pan cover and the backrest frame to protect against metal shavings.






Risk of injury!

• Wear protective eyewear.

- Drill out rivet - 2 -.

- Disconnect the connectors - 1 - and - 3 - from the seat forward/back adjustment motor and height adjustment motor for four-way lumbar support.

- Free up the electrical wiring harness at the four-way lumbar support - 1 -.






- Disengage the four-way lumbar support on the backrest frame - 2 -.

- Remove the four-way lumbar support from the backrest frame.

Installing

- Engage four-way lumbar support - 1 - on the backrest frame - 2 -.

- Before securing rivet - 4 -, a plastic washer - 1 - must be placed between lumbar support - 2 - and backrest frame - 3 -.






- Rivet the four-way lumbar support frame - 2 - with the backrest frame - 3 -.

• Follow all safety precautions when working on pyrotechnic components.

• 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.

Installation is performed in reverse order of removal, noting the following:

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

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 the battery ground cable with the ignition turned on.

• If the airbag indicator lamp (K75) indicates a fault after installation, the DTC memory must be checked, deleted and checked again using the Vehicle Diagnostic Tester.