Backrest adjustment motor, removing and installing: Notes

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2008 Audi S4, 2008 Audi RS 4, 2008 Audi A4, 2007 Audi S4, and 2007 Audi RS 4. However, it is still accessible from the selected car via links, so may be relevant.

Special tools, testers and auxiliary items required

Fig 1: Special Tool - Engine And Transmission Holder VAS 6095

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Engine and transmission holder VAS 6095

Fig 2: Fixture For Seat Repair VAS 6136

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Fixture for seat repair VAS 6136

Fig 3: Longitudinal Seat Adjustment Motor Remove/Install Components

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Four-way lumber support motors (Qty. 2)

2 - Seat height adjustment motor

3 - Seat angle adjustment motor

4 - Longitudinal seat adjustment motor

5 - Backrest adjustment motor

Removal:

Remove seat → Front power seats with memory, removing and installing .
Mount the fixture for seat repair VAS 6136 on the engine and transmission holder VAS 6095.
Attach the front seat to the fixture for seat repair VAS 6136.
Remove side trim on sill side → Side panels on door sill side, removing and installing .

Remove side trim on tunnel side → Side panels on door sill side, removing and installing .
Remove backrest cover panel → Backrest cover, removing and installing .

Fig 4: Identifying Backrest Frame, Wood Block, Socket, Shaft & Spring Washer

Courtesy of VOLKSWAGEN UNITED STATES, INC.

NOTE:

A passenger seat backrest is shown in the illustration.

Remove bolt from motor for backrest adjustment Removing mount for motor for backrest adjustment .
Pry out spring washer - 5 - on side of backrest motor with a screwdriver (magnified area of Fig 4- B -.)
Tap shaft - 4 - through the side of the backrest frame using a hammer and drift punch.
Pull out shaft - 4 - just far enough out of backrest frame - 1 - until motor for backrest adjustment comes out.

Installing:

Adapt the splines of new motor for backrest adjustment Preparing backrest adjustment motor .
Slide shaft - 4 - through motor for backrest adjustment and through backrest frame - 1 -.
Set seat aside.
Place a wood block - 2 - beneath shaft - 4 - (Fig 4 - A -) on opposite side of motor for backrest adjustment.

Tap spring washer - 5 - onto shaft - 4 - using a socket wrench 11 mm insert - 3 - (Fig 4 - C -).
Install screw on backrest adjustment motor and connect connector.

Further installation is performed in the reverse order of removal.

For seats with seat memory:

After installing seat, perform a basic setting for backrest or seat.

Fig 5: Identifying Backrest Frame, Wood Block, Socket, Shaft & Spring Washer

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Backrest frame

2 - Wood block

3 - Socket 11 mm

4 - Shaft

5 - Spring washer