Upper Transverse Link
Upper Transverse Link
Special tools, testers and auxiliary items required
• Torque wrench (V.A.G 1332)
• Due to the inaccessibility of the inner threaded connection - 1 -, the upper control arm can only be removed when the subframe has been removed.
Removing
- Determine dimension - a - from the center of the wheel to the lower edge of the wheel housing before starting work while the vehicle is resting on its wheels.
- Place the vehicle on a hoist.
- Remove wheels.
- Remove subframe. Refer to => [ Subframe with Attachments ] Service and Repair.
- Mark the position of the eccentric bolt - 2 - the wheel bearing housing, for example using a felt-tip pen.
- Separate connections - 1 - and - 2 -.
- Remove upper transverse link - 3 -.
Installing
• Replace the bolts and the self-locking nuts.
Installation position of the upper transverse link on the subframe
- Install the upper control arm - 3 - on the threaded connection - 1 - by hand.
- Lay a ruler or straight edge - 1 - flat against the upper control arm - arrows -.
- Position the upper control arm - 2 - so dimension a = 8 mm +/- 1 mm between the straight edge - 1 - and the stamping burr on the upper control arm - 2 -.
- Tighten the upper control arm - 3 - on the subframe in this position.
- Screw wheel bearing housing on control arm and tighten new nut to 20 Nm. Note the installation position of the centering washer - 2 -.
- Install subframe. Refer to => [ Subframe with Attachments ] Service and Repair.
- Loosen the threaded connection - 1 -.
- Lift the wheel bearing hub into curb weight position and tighten the threaded connection - 1 -. Refer to => [ Wheel Bearing, with Coil Spring, Lifting to Curb Weight Position ] Rear Suspension.
Tightening specifications, refer to => [ Upper Transverse Link, Tie Rod, Coil Spring, Lower Control Arm and Level Control System Sensor Assembly Overview ] Upper Transverse Link, Tie Rod, Coil Spring, Lower Control Arm and Level Control System Sensor Assembly Overview.
- Tighten the front wheels.
- Perform an axle alignment. Refer to => [ Wheel Alignment ] Wheel Alignment.