Final Drive Removing And INSTALLIN G 0BC, AUDI A4, A5, A6, A7, And Q5 (Except Q5 Hybrid): Removing
Follow the general repair information. Refer to REPAIR INFORMATION .
-- Place the vehicle on a lift.
-- Remove the wheel hubcap from the left rear wheel. On alloy wheels, remove the cap using the puller 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-. Refer to EXHAUST PIPES/MUFFLERS for engine code CALA, EXHAUST PIPES/MUFFLERS for engine codes CAED, CAEB, CPMB, CPMA, or EXHAUST PIPES/MUFFLERS for engines CCBA, CGXC, CTUB .
A second technician is needed to help remove the rear section of the exhaust system.
-- Secure the rear crossmember -1- again to the body.
Continuation for all Vehicles
-- Remove the heat shield -3- -arrows-.
-- Remove the driveshaft from the rear final drive. Refer to DRIVESHAFT, REMOVING AND INSTALLING 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 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.
-- 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 driveshaft 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.
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.
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 Tensioning Strap T10038.
-- Remove the Engine and Gearbox Jack VAS6931 from under the final drive while a second technician keeps the rear final driving from falling down.
-- Insert the Engine/Gearbox Jack Adapter - Wheel Hub Support T10149 in the Engine and Gearbox Jack VAS6931.
-- Attach the Engine/Gearbox Jack Adapter - Wheel Hub Support T10149 using a wheel bolt -arrow A- to the left rear suspension wheel hub.
-- Lift the left rear suspension using the Engine and Gearbox Jack VAS6931 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 when the Engine and Gearbox Jack VAS6931 is underneath it.
- Do not leave the Engine and Gearbox Jack VAS9631 under the vehicle longer than 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 OVERVIEW - FINAL DRIVE 0BC, 0BD - BALANCE WEIGHT ON THE REAR FINAL DRIVE .