Lumbar Support Curvature Adjustment Motors V125 and V126

Lumbar Support Curvature Adjustment Motors V125 and V126

Special tools, testers and auxiliary items required

• Special pop rivet pliers (V.A.G 1753A)






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 backrest cover panel. Refer to => [ Backrest Cover ] Backrest Cover.

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

- Remove side airbag. Refer to => [ Side Airbag ] Side Airbag.

- Disconnect the connector - 3 -.






- Disengage release - 3 - on retaining plate - 2 -.






- Open cable tie - 1 -.

- Disengage the release cable - 3 - from the bracket - 4 -.

- Drill out rivets - 4 - (quantity: 2).






1 Backrest frame

- Remove driver seat lumbar support curvature adjustment motor (V125) - 2 - or front passenger seat lumbar support curvature adjustment motor (V126) with release cable.

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.

- Rivet driver seat lumbar support curvature adjustment motor (V125) - 2 - or front passenger seat lumbar support curvature adjustment motor (V126) with backrest frame - 1 - using Special Pop Rivet Pliers (V.A.G 1753A).






• 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.