Rear Final Drive
Rear Final Drive
Special tools, testers and auxiliary items required
• Engine-/Gearbox Jack (V.A.G 1383 A) with Universal Transmission Adapter (V.A.G 1359/2)
• Tensioning Strap (T10038)
• Wheel Hub Support (T10149)
• Counterhold Tool Touareg V10 (T10172) with Adapters (T10172/5)
• Socket XZN 12 (T40154)
Removing
General repair instructions, refer to => [ Repair Information ] Rear Final Drive 0BC.
- Place the vehicle on a lift.
- Remove the decorative wheel hubcap from the left rear wheel. On alloy wheels, remove the cover cap using the puller hook in the vehicle tool kit.
- Remove the left rear wheel.
Vehicles with 6- or 8-Cylinder Engines (except for Q5)
- Remove the rear crossmember - 1 -.
- Remove the rear section of the exhaust system - 2 -.
• A second technician is needed to help remove the rear section of the exhaust system.
- Secure the rear crossmember - 1 - again to the body.
All Vehicles
- Remove the heat shield - 3 - - arrows -.
- Remove the driveshaft from the rear final drive. Refer to => [ Driveshaft, Removing from Rear Final Drive ] Driveshaft, Removing From Rear Final Drive.
- Place a block of wood - A - (approximately 40 mm high) on the rear crossmember - C - and support the driveshaft - B -.
• The driveshaft - B - is supported under the center bearing by the heat shield on the Audi Q5.
• The driveshaft can be bent as far as the end stop of the center joint provided that no force is used. Bending the joint forcibly to the end stop can damage the center joint and/or the protective boot.
- Remove the driveshaft intermediate bearing mounting bolts - arrows -.
- Push the driveshaft forward and at the same time remove it form the rear final drive.
- Secure the driveshaft on the side to the subframe.
- Remove the left driveshaft heat shield - A - from the crossmember/rear final drive- arrows -.
- Remove the left - 1 - and right - 3 - drive axles.
- Loosen the bolts - 2 - 3 turns.
- Remove the bolt - 4 -.
- Position the (V.A.G 1383 A) and the (V.A.G 1359/2) and a block of wood - A - (approximately 80 mm tall) under the rear final drive.
• Make sure the (V.A.G 1359/2) does not make contact with the fuel tank.
- Remove the bolts - 1 - (lower bolts attaching the crossmember to the rear final drive) and - 2 -.
- Remove the two upper bolts that connect the crossmember - B - to the rear final drive.
- Guide the (T40154) through the holes in the subframe - A -. Move the final drive to the left or right just a little, if necessary.
- Move the final drive - A - forward slightly.
- Turn the lower crossmember - B - in direction of - arrow 1 - and guide the final drive - arrow 2 - and remove it.
• A second technician must help with the next steps.
• Before raising the left rear suspension, secure the vehicle to the lifting arm on the hose using a (T10038).
- Remove the (V.A.G 1383 A) from under the final drive while a second technician keeps the rear final driving from falling down.
- Insert the (T10149) in the (V.A.G 1383 A).
- Attach the (T10149) using a wheel bolt- arrow A - to the left rear suspension wheel hub.
- Lift the left rear suspension using the (V.A.G 1383 A) just until the support arm - 1 - on the vehicle hoist just starts to lift the vehicle - arrow B -.
• Do not raise or lower the vehicle if the (V.A.G 1383 A) is under it.
• Do not leave the (V.A.G 1383 A) under the vehicle longer than is necessary.
- The second technician must now push the rear final drive - 1 - toward the left side of the vehicle in direction of - arrow -.
- Then guide the right drive axle - 5 - upward out of the final drive flange shaft - 4 -.
- Guide the left drive axle - 3 - out and then, together with the second technician, remove the final drive from the subframe - 2 - toward the rear.
- If the rear final drive is replaced, the balance weight - arrow - must be rebuilt on the new rear final drive, refer to => [ Balance Weight on the Rear Final Drive ] Rear Final Drive Assembly Overview.
Installing
Install in reverse order of removal. Pay attention to the following:
- With a second technician, position the rear final drive - 1 - on the subframe - 2 - in its installed position.
- Insert the left driveshaft - 3 - into the final drive flange shaft.
- The second technician must now push the rear final drive - 1 - toward the left side of the vehicle in direction of - arrow -.
- Then install the right drive axle - 5 - into the final drive flange shaft - 4 -.
- Remove the (V.A.G 1383 A) with the (T10149) from the left rear suspension.
- Position the (V.A.G 1383 A) with the (V.A.G 1359/2) and a block of wood (approximately 80 mm high) under the rear final drive - A -.
- Move the final drive - A - forward slightly.
- Turn the upper crossmember - B - opposite the direction of - arrow 1 - to the left and insert it while guiding it past the final drive - arrow 2 -.
- Tighten the bolts connecting the crossmember - B - to the rear final drive diagonally. Tightening specification - item 4 - => [ (Item 4) Bolt ] Rear Final Drive Assembly Overview.
- Guide the (T40154) through the holes in the subframe - A -. Move the final drive to the left or right just a little, if necessary.
- First tighten the bolts - 2 and 4 - hand-tight.
• The illustration does not show the (V.A.G 1383 A) with the (V.A.G 1359/2).
- Tighten the bolt - 4 -. Tightening specification see - item 3 - => [ (Item 3) Bolt ] Rear Final Drive Assembly Overview.
- Tighten the bolts - 2 -. Tightening specification see - item 1 - => [ (Item 1) Subframe ] Rear Final Drive Assembly Overview.
- Remove the (V.A.G 1383 A) under the rear final drive.
- Tighten the left - 1 - and right - 3 - drives axles.
- Attach the left drive axle heat shield - A - to the crossmember/rear final drive - arrows - - item 6 - => [ (Item 6) Bolt ] Rear Final Drive Assembly Overview.
- Attach the driveshaft to the rear final drive => [ Installing ] Driveshaft, Removing From Rear Final Drive.
- Attach the driveshaft center bearing to the body free of tension. Tightening specification - item 8 - => [ (Item 8) Bolt ] Driveshaft, Bolts on Transmission Side Overview.
- Axle oil level in rear final drive, checking. Refer to => [ Rear Final Drive Gear Oil, Checking ] Description and Operation.
- Attach the heat shield - 3 - to the body - arrows -.
- Install the rear section of the exhaust system and align it so it is free of tension.
- Install the crossmember - 1 -, if equipped.
- Install the left rear wheel.