Removing
Caution
Move the front seat to the highest possible position. This reduces the spring force when removing and installing the seat height adjuster.
Seat height adjustment handle:
- Pull seat height adjustment handle -1- up as far as the stop and hold it in that position.
- Carefully pull the seat height adjustment slightly off the front seat.
- Push the spring on the clamp -2- on the inside of the seat height adjustment handle toward the outside with a small screwdriver and remove the handle -3-.
Seat height adjuster:
- Move the front seat all the way forward and raise it as high as possible. Then lower it one stroke.
- Remove the seat side sill panel trim.
- Remove the bolt -1-.
- Remove the lever -2- from the seat height adjuster.
- Remove the bolts -arrows-.
- Loosen and remove the seat height adjustment -1- from the backward adjustment.
Installing
Install in reverse order of removal. Note the following:
- A second technician must push the seat downward over the seat backrest when installing the seat height adjuster into the backward adjustment.
- Note the installation position of the clip.
Seat Angle Adjuster, Removing and Installing
Seat Angle Adjustment Handle, Removing and Installing
Note
The backrest cover can be removed and installed with the seat still installed.
Removing
- Remove the seat side sill panel trim. Refer to → Chapter "Sill Side Trim, Removing and Installing, Standard/Sport Manual Seats".
- Pry the handle -2- off the seat angle adjustment -1- by using a screwdriver to press down the clip locking spring.
Installing
Install in reverse order of removal. Note the following:
- Replace the clip on the seat height adjustment handle. Note the installation position.
- Make sure the seat height adjustment handle engages correctly with the clips.
Seat Angle Adjuster, Removing and Installing
Removing
WARNING
- Turn on the ignition.
- Disconnect the battery ground cable with the ignition turned on. Refer to → Electrical Equipment; Rep. Gr.27; Battery; Battery, Disconnecting and Connecting.
- Remove the front seat. Refer to → Chapter "Front Seat, Removing and Installing".
- Attach the front seat to the Engine/Transmission Holder - Seat Repair Fixture -VAS6136-. Refer to → Chapter "Front Seat, Mounting on Fixture for Seat Repair".
- Remove the seat side sill panel trim. Refer to → Chapter "Sill Side Trim, Removing and Installing, Standard/Sport Manual Seats".
- Remove the seat angle adjustment handle. Refer to → Chapter "Seat Angle Adjustment Handle, Removing and Installing".
- Remove the shoulder pin -2-.
- Remove the bolt -3-.
- Remove the seat angle adjuster -1-.
Installing
WARNING
Install in reverse order of removal. Note the following:
- Replace the shoulder pin -2- and the bolt -3-.
- Clean the threaded holes before installing, for example using a thread tap.
Note
Make sure the connectors are installed correctly and are secure.
WARNING
Ignition must be on when connecting battery. If pyrotechnic components (for example, airbag, belt tensioner) are not repaired correctly, they may deploy unintentionally after connecting battery. There must not be anyone inside the vehicle when connecting the battery.
DANGER!
When working on vehicles with the ignition already switched on or that are ready to drive there is a danger of the engine starting unexpectedly and of being poisoned by gas in enclosed areas. Risk of body parts and/or clothing being clamped or pulled.
Perform the following before switching on the ignition:
- Connect the battery ground cable with the ignition turned on. Refer to → Electrical Equipment; Rep. Gr.27; Battery; Battery, Disconnecting and Connecting.
Note
If the Airbag Indicator Lamp -K75- indicates a fault, check the DTC memory, erase it and check it again → Vehicle diagnostic tester.
Seat Angle Adjustment Motor, Removing and Installing
Removing
WARNING
- Raise the front seat all the way up.
- Remove the front seat. Refer to → Chapter "Front Seat, Removing and Installing".
- Attach the front seat to the Engine/Transmission Holder - Seat Repair Fixture -VAS6136-. Refer to → Chapter "Front Seat, Mounting on Fixture for Seat Repair".
- Disconnect the connector -3- on the seat angle adjustment motor.
- Remove the ring -4- on the spindle with a screwdriver.
- Hold the spindle -8- with pliers -9- on the marked location to keep it from turning and remove the screw -6-.
- Remove the screw -1- and remove the seat angle adjustment motor -2- from the bracket.
- Separate the upper and lower seat frame, move the seat angle adjustment motor and spindle forward and remove the spindle nut -5-.
Installing
WARNING
- Rotate the spindle -8- from the drive -5- as far as possible into the spindle nut.
- Install the screw -6- into the spindle my hand.
Note
It is only possible to tighten the screw -6- to the torque specification, when the seat is inside the vehicle and connected to the vehicle electrical system.
Install in reverse order of removal. Note the following:
Note
Make sure the connectors are installed correctly and are secure.
WARNING
Ignition must be on when connecting battery. If pyrotechnic components (for example, airbag, belt tensioner) are not repaired correctly, they may deploy unintentionally after connecting battery. There must not be anyone inside the vehicle when connecting the battery.
DANGER!
When working on vehicles with the ignition already switched on or that are ready to drive there is a danger of the engine starting unexpectedly and of being poisoned by gas in enclosed areas. Risk of body parts and/or clothing being clamped or pulled.
Perform the following before switching on the ignition:
- Connect the battery ground cable with the ignition turned on. Refer to → Electrical Equipment; Rep. Gr.27; Battery; Battery, Disconnecting and Connecting.
- Move the seat downward via the angle adjustment and at the same time tighten the screw -6-.
Note
If the Airbag Indicator Lamp -K75- indicates a fault, check the DTC memory, erase it and check it again → Vehicle diagnostic tester.
Seat Angle Adjustment Motor, Removing
Note
Before removing the seat angle adjustment motor, check the electric and electronic components as well as the wiring to prevent any unnecessary repair costs. Refer to → Wiring diagrams, Troubleshooting & Component locations.
Remove if the seat angle adjustment motor is faulty
WARNING
- Remove the front seat. Refer to → Chapter "Front Seat, Removing and Installing".
- Attach the front seat to the Engine/Transmission Holder - Seat Repair Fixture -VAS6136-. Refer to → Chapter "Front Seat, Mounting on Fixture for Seat Repair".
- Disconnect the connector on the seat angle adjustment motor.
- Remove the screw -1- and remove the seat angle adjustment motor.
- Hold the spindle -2- with pliers and remove the screw -1-.
- Remove the four screws -arrows- and remove the seat angle adjustment motor.
- Remove the spindle from the spindle nut -3-.
Installing
WARNING
- Install the seat angle adjustment motor.