Audi A4 Owners & Service Manuals

Audi A4: Seat Pan Cover and Cushion, Removing and Installing

Audi A4 (B9) 2016-2024 Service Manual / Body / Body Interior / Seat Upholstery, Covers / Seat Pan Cover and Cushion, Removing and Installing

Special tools and workshop equipment required

  • Backrest Panel Tool -3370-
  • Hook Tool -T40207-
  • Engine/Transmission Holder - Seat Repair Fixture -VAS6136-

  Caution

This procedure contains mandatory replaceable parts. Refer to component overview and parts catalog prior to starting procedure.

Mandatory Replacement Parts

  • Upholstery Clip - Cover to Cushion

Removing

  WARNING

Risk of injury due to involuntary deployment.

  • Pay attention to the safety precautions when working with pyrotechnic components. Refer to → Chapter "Safety Precautions when Working with Pyrotechnic Components".
  • Before handling pyrotechnic components (For example, disconnecting the connector), the person handling it must "discharge static electricity". For example, this can be done by briefly touching the door striker.

- Remove the front seat. Refer to → Chapter "Front Seat, Removing and Installing".

- Fasten the front seat on the -VAS6136-. Refer to → Chapter "Front Seat, Mounting on Fixture for Seat Repair".

- Remove the tunnel-side seat side trim. Refer to → Chapter "Seat Side Trim on Tunnel Side, Removing and Installing".

- Remove the side sill side seat side trim and the bracket. Refer to → Chapter "Seat Side Trim on Side Sill Side, Removing and Installing".

- Equipped on some models: Remove the child seat anchor. Refer to → Chapter "Front Child Seat Anchor, Removing and Installing".

- Disconnect and free up the connectors. If required, disconnect the modular wiring routing. Refer to → Chapter "Modular Wiring Routing, Disconnecting and Connecting".

Vehicles with Seat Depth Adjuster

- Remove the front seat trim. Refer to → Chapter "Front Seat Trim, Removing and Installing".

- Disconnect the connector -1-.

- Release the hooks -arrows- and fold the retaining plate with the cushion and cover toward the rear.

A72-12222

- Disengage the contour wire from the hooks -arrows A- on the left and right sides.

- Using the -T40207-, disengage the cover clamping strip from the hooks -arrows B-.

A72-12224

Versions without Seat Depth Adjuster

- Disengage the cover molding -1- using the -3370-.

Continuation for All Seat Versions

- Disengage the cover molding -2, 4 and 6- in the front and side areas using the -3370-.

- Disengage the left and right hooks -3 and 5-.

- Remove the cover and cushion from the seat pan, while guiding the seat heating wiring harness out at the same time.

A74-10623

Installing

  WARNING

Risk of injury due to involuntary deployment.

  • Pay attention to the safety precautions when working with pyrotechnic components. Refer to → Chapter "Safety Precautions when Working with Pyrotechnic Components".
  • Before handling pyrotechnic components (For example, connecting a connector), the person handling it must "discharge static electricity". For example, this can be done by briefly touching the door striker.
  • Follow all the instructions when installing the front seat. Refer to → Chapter "Front Seat, Removing and Installing".

Install in reverse order of removal.

Installation instructions: For example tightening specifications, replacing components. Refer to → Chapter "Overview - Seat Pan Cover and Cushion".

Backrest Cover and Cushion, Removing and Installing

Special tools and workshop equipment required

  • Pry Lever -80-200-
  • Trim Removal Wedge -3409-
  • Engine/Transmission Holder - Seat Repair Fixture -VAS6136-

  Caution

This procedure contains mandatory replaceable parts. Refer to component overview and parts catalog prior to starting procedure.

Mandatory Replacement Parts

  • Upholstery Clip - Cover to Cushion

Removing

  WARNING

Risk of injury due to involuntary deployment.

  • Pay attention to the safety precautions when working with pyrotechnic components. Refer to → Chapter "Safety Precautions when Working with Pyrotechnic Components".
  • Before handling pyrotechnic components (For example, disconnecting the connector), the person handling it must "discharge static electricity". For example, this can be done by briefly touching the door striker.

- Remove the front seat. Refer to → Chapter "Front Seat, Removing and Installing".

- Fasten the front seat on the -VAS6136-. Refer to → Chapter "Front Seat, Mounting on Fixture for Seat Repair".

- Remove the headrest. Refer to → Chapter "Headrest, Removing and Installing".

- Remove the backrest cover. Refer to → Chapter "Backrest Cover, Removing and Installing".

- Disconnect the backrest heating wiring harness on the seat pan and free it up.

- Remove the tunnel-side seat side trim. Refer to → Chapter "Seat Side Trim on Tunnel Side, Removing and Installing".

- Remove the side sill side seat side trim and the bracket. Refer to → Chapter "Seat Side Trim on Side Sill Side, Removing and Installing".

- Equipped on some models: Remove the child seat anchor. Refer to → Chapter "Front Child Seat Anchor, Removing and Installing".

- Disengage the hooks on the backrest frame -arrows-.

A74-10600

- Disengage the hooks from the cover -arrows A-.

- Disengage the molding on the backrest frame -arrows B-.

- Remove the front thorax airbag. Refer to → Chapter "Front Thorax Airbag with Igniter, Removing and Installing".

A74-10621

- Disengage the hooks for the side bolsters -arrows-.

- Loosen the cover and cushion from the backrest frame and remove forward carefully.

A74-10622

Installing

  WARNING

Risk of injury due to involuntary deployment.

  • Pay attention to the safety precautions when working with pyrotechnic components. Refer to → Chapter "Safety Precautions when Working with Pyrotechnic Components".
  • Before handling pyrotechnic components (For example, connecting a connector), the person handling it must "discharge static electricity". For example, this can be done by briefly touching the door striker.
  • Follow all the instructions when installing the front seat. Refer to → Chapter "Front Seat, Removing and Installing".

Install in reverse order of removal.

Installation instructions: For example tightening specifications, replacing components. Refer to → Chapter "Overview - Backrest Cover and Cushion".

Seat Pan Cover and Cushion, Separating

Special tools and workshop equipment required

  • Upholstery Clip Pliers -VAG1634-

Removing

- Remove the cover and cushion. Refer to → Chapter "Seat Pan Cover and Cushion, Removing and Installing".

- Remove the cover -2- from the cushion -1- and cut upholstery clips -arrows- using pliers

A74-10617

Vehicles with Seat Depth Adjuster

- Disengage the cover from the seat depth adjuster hooks -1 and 2-.

- Release and disengage the molding -arrows-.

- Remove the seat depth adjuster cushion from the cover.

A74-10661

Installing

Install in reverse order of removal and note the following:

- Equipment versions with seat heating: Apply a new seat heating element when replacing the cushion. Refer to → Chapter "Seat Heating Element, Removing and Installing, Seat Depth Adjuster".

Installation instructions: For example tightening specifications, replacing components. Refer to → Chapter "Overview - Seat Pan Cover and Cushion".

Backrest Cover and Cushion, Separating

Special tools and workshop equipment required

  • Upholstery Clip Pliers -VAG1634-

Removing

- Remove the cover and cushion. Refer to → Chapter "Backrest Cover and Cushion, Removing and Installing".

- Pull off cover -3- from the cushion -2- as far as possible and cut upholstery clips -1- using pliers.

A74-10624

Installing

Install in reverse order of removal and note the following:

- Versions with seat heating: Apply a new backrest heating element when replacing the cushion. Refer to → Chapter "Seat Heating Element, Removing and Installing, Seat Depth Adjuster".

Installation instructions: For example tightening specifications, replacing components. Refer to → Chapter "Overview - Backrest Cover and Cushion".

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