Lower Transverse Link
Lower Transverse Link
Special tools, testers and auxiliary items required
• Torque Wrench 5-50 Nm (V.A.G 1331)
• Torque Wrench 40-200 Nm (V.A.G 1332)
• Engine-/Gearbox Jack (V.A.G 1383 A)
• Tensioning Strap (T10038)
• Wheel Hub Support (T10149)
• Vehicle Diagnosis Tester
Removing
- Remove the rear wheel.
Vehicles with Steel Suspension
- Remove coil spring. Refer to => [ Coil Spring ] Rear Suspension.
Vehicles with Air Suspension
- Start the program on the vehicle diagnosis tester in "Guided Functions" and bleed the air springs on the rear axle.
All Vehicles
- Secure the vehicle to the support arm on the hoist - arrow B - with the (T10038) over the striker pin - arrow A -.
- Place a piece of foam rubber - 1 - between the sill panel and the (T10038) and then tension the strap.
• Be careful not to scratch the sill panel.
If a vehicle is not secured, there is danger that the vehicle could slip off the lift!
- Remove the diagonal brace. Refer to => [ Diagonal Braces ] Diagonal Braces.
• The rear section of the exhaust system must be removed first, as in the previous step, to remove the left lower transverse link.
- Remove the bolt - 2 - from the vehicle level sensor - 1 -.
- Remove bolt - 1 -.
• Ignore - 2, 3 and 4 -.
- Remove the nut - 3 -.
- Remove the bolt - 1 - and the spacer - 2 -.
- Remove bolt - 1 -.
- Remove the nut - 3 - and bolt - 2 -.
- Remove the lower transverse link. While doing this, have another technical push the wheel bearing housing upward and away.
• Be careful not to damage the wire and brake hose when pushing the wheel bearing housing. The joints in the drive axle must not touch each other by bending on a vehicle with AWD.
Installing
Install in reverse order of removal. Note the following:
Tightening specifications, refer to => [ Upper Transverse Link, Tie Rod and Lower Transverse Link Overview ] Upper Transverse Link, Tie Rod and Lower Transverse Link Overview.
• Bonded rubber bushings can only be turned to a limited extent. Only tighten suspension bolts when vehicle is in curb weight or control position.
• Wheel bearing, lifting to curb weight position on vehicles with coil springs => [ Wheel Bearing, with Coil Spring, Lifting into Curb Weight Position ] Description and Operation.
• For vehicles with air spring suspension, lift wheel suspension in control position, refer to => [ Wheel Bearing, with Air Suspension, Lifting to Curb Weight Position ] Rear Suspension.
- Insert the lower control arm and install the bolt - 1 - loosely.
- Install the bolt - 2 - and install the nut - 3 - loosely.
- Insert the bolt - 1 - with the spacer tube - 2 - and install the nut - 3 - loosely.
• Do not tighten the threaded connection using the nut - 3 -.
- Tighten the bolt - 1 -.
- Tighten the rest of the threaded connections.
- Install coil spring. Refer to => [ Coil Spring ] Rear Suspension.
- Install the rear wheel.
- Start the program on the vehicle diagnosis tester in "Guided Functions" and fill the air springs on the rear axle.
- Axle alignment is required, see table. Refer to => [ Wheel Alignment ] Wheel Alignment.
The axle alignment must be performed on a VW/Audi approved alignment stand.
- Perform a basic setting on the headlamps if the vehicle has automatic head lamp range control.
- If the vehicle level sensor was removed and installed, or the linkage loosened, on a vehicle with electronic damping, then the control position must be adapted again using the vehicle diagnosis tester in "Guided Functions".
- If the control position was reprogrammed on vehicles with lane assist, the directional stabilization assistance control module (J759) must be re-calibrated. Refer to => [ Camera Control Module (J852), Lane Assist, Calibrating ] Testing and Inspection.