Seat Height Adjustment Motor

Seat Height Adjustment Motor

Removing

• Follow all safety precautions when working on pyrotechnic components. Refer to => [ Safety Precautions ] 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 tunnel side trim. Refer to => [ Trim, Tunnel Side ] Trim, Tunnel Side

- Remove the sill side trim. Refer to => [ Trim, Sill Side ] Trim, Sill Side.

- Disconnect electrical harness connector - 1 - on seat height adjustment motor - 2 -.






- Release the tension in the torsion bar. Refer to => [ Torsion Bar ] Torsion Bar.






Threaded hole in the seat pan can be damaged or destroyed, if tension is not released when loosening or tightening the threaded connection between the adjusting spindle and the seat pan.

• When removing or installing, the adjusting spindle/seat pan bolting torque must be relieved.

Risk of damage to the bushing - 3 - in the bearing point (adjusting spindle/seat pan bolting).

• The bushing cannot be replaced with workshop materials.

• If the bushing is damaged, the corresponding assembly parts must be replaced.

- Remove bolt - 2 - on the seat height adjustment motor adjusting spindle - 1 -.

- Remove the bolt - 2 -.






1 Seat angle adjustment motor adjusting spindle (preadjusted by the manufacturer)

- Do not damage the bushing - 1 - inserted in the bearing area - 2 - when removing the bolt.






• The bushings cannot be replaced with workshop materials.

• If the bushings are damaged, the corresponding assembly parts must be replaced.

- Tilt the seat pan upper frame - 1 - up as far as possible.






- Support the seat pan upper frame with a suitable wood block - 6 - on the fixture for seat repair (VAS 6136) - item 2 -.

- Remove bolts - 3 - (quantity: 2).

- Remove bracket - 5 - with seat height adjustment motor - 4 - from the seat pan.

- Remove the bolts - 1 -.






- Separate bracket - 2 - and seat height adjustment motor - 3 -.

Installing

• Follow all safety precautions when working on pyrotechnic components. Refer to => [ Safety Precautions ] 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.

- Clean the threaded bolt holes for self-locking nuts, for example using a thread tap.

- Replace all self-locking bolts.

- Insert the bolt - 2 -.






- Do not damage bushing - 1 - when inserting the bolt.













If tension is not released when loosening or tightening the threaded connection between the adjusting spindle and the seat pan, the threaded hole in the seat pan will be damaged or destroyed.

- Do not damage the bushing - 3 - when inserting the bolt - 2 -.

• The bushings cannot be replaced with workshop materials.

• If the bushings are damaged, the corresponding assembly parts must be replaced.

Further installation is performed in reverse sequence of removal, but observe 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 (GND) 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.

For the correct tightening specification, refer to => [ Seat Height Adjustment Motor Overview ] Seat Height Adjustment Motor Overview