Audi Q5: Final Drive Removing and Installing OBD, Audi A4, A5 and Q5
Special tools and workshop equipment required
- Counterhold - Kit - Multiple Use -T10172- with Counterhold - Kit - Adapter 5 - T10172/5-
- Socket - Xzn 12 -T40154-
- Engine and Gearbox Jack -VAS6931- with Universal Transmission Support -VAG1359/2-
Removal
Pay attention to the general repair information. Refer to → Chapter "Repair Information".
- Place the vehicle on a lift.
Note
Do not bend the flex joint in the front exhaust pipe more than 10º or it will be damaged.
- Loosen the clamping sleeve(s) -arrows- and separate the exhaust system.
- Tie the front exhaust pipe(s) to the underbody.
- Remove the rear crossmember -1-, if applicable.
- Remove the rear section of the exhaust system -2-. Refer to → Rep. Gr.26; Exhaust Pipes/Mufflers; Overview - Muffler.
Note
A second technician is needed to help remove the rear section of the exhaust system.
Audi A4 and Audi A5
- Remove the heat shield -3--arrows-.
Continuation for all Vehicles
- Check whether there is a color dot on the driveshaft and at flange/driveshaft on the rear final drive -arrow A and arrow B-
- If one of these dots is no longer visible (for example -arrow A- on the driveshaft), then make a mark for the missing markings in color.
- The mark on the driveshaft -arrow A- and on the rear final drive -arrow B- are on one line.
- Remove the bolts -1- (quantity: 6) from the rear CV joint.
- Use the Counterhold - Kit - Multiple Use -T10172- with Counterhold - Kit - Adapter 5 -T10172/5-.
Audi A4 and Audi A5
- Attach the rear crossmember -C - to the vehicle body, if it was removed.
- Place a block of wood -A- (approximately 40 mm high) on the rear crossmember -C- and support the driveshaft -B-.
Note
- The driveshaft -B- is supported under the intermediate bearing by the heat shield on the Audi Q5.
- The driveshaft can be bent all the way to the center joint without force. Bending the joint forcibly all the way can damage the center joint and/or the protective boot.
Continuation for all Vehicles
- Remove the driveshaft intermediate bearing mounting bolts -arrows-.
- Push the driveshaft forward and at the same time remove it from the rear final drive.
- Secure the driveshaft on the side to the subframe.
- Remove the left drive axle heat shield -A- from the crossmember/rear final drive -arrows-.
- Remove the left -1- and right -3- drive axles.
- Loosen the bolts -2- approximately three turns.
- Remove the bolt -4-.
- Position the Engine and Gearbox Jack -VAS6931- and the Universal Transmission Support -VAG1359/2- and a block of wood -A- (approximately 80 mm tall) under the rear final drive.
Note
Pay attention that the Universal Transmission Support -VAG1359/2- 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 Socket - Xzn 12 -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- direction of -arrow 1- and guide the final drive -arrow 2- and remove it.
Note
A second technician must help with the next steps.
- The second technician must now lift the rear final drive -1- at the right side slightly and press it to the left in the direction of the -arrow-.
Note
For better illustration the Engine and Gearbox Jack -VAS6931- with the Universal Transmission Support -VAG1359/2- are not shown in the upper area "I".
- Then guide the right drive axle -5- upward out of the right final drive flange shaft -4-.
- Then guide the left drive axle -3- out.
- Secure the rear final drive with the strap -B-.
A - Wooden block
- Lower the rear final drive completely.
Installing
Install in reverse order of removal. Note the following:
- Mount the rear final drive -1- with the Engine and Gearbox Jack -VAS6931- and the Universal Transmission Support -VAG1359/2- on the subframe -2- in the installed position.
Note
For better illustration the Engine and Gearbox Jack -VAS6931- with the Universal Transmission Support -VAG1359/2- are not shown in the upper area "I".
- Insert the left drive axle -3- into the final drive flange shaft.
- The second technician must now lift the rear final drive -1- at the right side slightly and press it to the left in the direction of the -arrow-.
- Then install the right drive axle -5- into the right final drive flange shaft -4-.
- 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 four mounting bolts from the crossmember -B- to the rear final drive to the tightening specification -item 4- in a diagonal sequence.
- Guide the Socket - Xzn 12 -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 bolt -2 and 4- hand-tight.
Note
For better illustration the Engine and Gearbox Jack -VAS6931- with the Universal Transmission Support -VAG1359/2- are not shown.
- Tighten the bolt -4- to the tightening specification. Refer to -item 3-.
- Then tighten the bolts -2- to the tightening specification -item 2-.
- Remove the Engine and Gearbox Jack -VAS6931- from under the final drive.
- Install the left -1- and right -3- drive axles. Refer to → Suspension, Wheels, Steering; Rep. Gr.42; Drive Axles; Drive Axles, Removing and Installing.
- Attach the left drive axle heat shield -A- to the crossmember/rear final drive -arrows--item 6-.
- Attach the driveshaft to the rear final drive. Make sure the markings align and follow the tightening sequence.
- Attach the driveshaft intermediate bearing to the body so that it is free of tension -arrows-. Tightening specification. Refer to -item 8-.
- Check the gear oil level in the rear final drive. Refer to → Chapter "Gear Oil, Checking Level, 0BD".
Audi A4 and Audi A5
- Attach the heat shield -3- to the body -arrows-.
Continuation for all Vehicles
- Install the rear section of the exhaust system and align it so it is free of tension. Refer to → Rep. Gr.26; Exhaust Pipes/Mufflers; Overview - Muffler.
- If equipped, attach the crossmember -1- to the body. Refer to → Body Exterior; Rep. Gr.66; Underbody Panel; Overview - Underbody Panels.
