Flange/Driveshaft, Replacing, 0BD

WARNING: This page is about a different variant/trim than selected.

(The rear final drive is removed.)

Special tools and workshop equipment required

Puller - Multiple Use VW391
Slide Hammer Set VW771
Slide Hammer Set - Hook VW771/37
Seal Installer - Propshaft Flange T40112
Retainer - Drive Flange 3028
Seal Installer - Wheel Bearing Seal 3143
Holding Fixture - Gearbox Adapter T10235
Friction Gauge VAS6222
Inductive Heater VAS6414
Sealing Grease G 052 128 A1
Locking Fluid AMV 185 101 A1
Three M8 x 25 bolts
Two M10 x 40 bolts

Follow the general repair information. Refer to REPAIR INFORMATION .

-- Remove the rear final drive. Refer to FINAL DRIVE, REMOVING AND INSTALLING .

-- Secure the rear final drive to the Holding Fixture VW540 using the bolts (M10 x 40) -arrows-.

Fig 1: Attaching Rear Final Drive To Holding Fixture

Courtesy of AUDI OF AMERICA, LLC

-- Measure the friction torque before loosening the pinion nut.

Fig 2: Identifying Special Tool

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-- Write down this value.

CAUTION:

After the seal is replaced, friction torque must be restored to this measured value.

-- Secure the Retainer - Drive Flange 3028 to the flange/driveshaft with the bolts -A-.

Fig 3: Attaching 3028 To Flange/Driveshaft With Bolts -A-

Courtesy of AUDI OF AMERICA, LLC

-- Secure the Holding Fixture - Gearbox Adapter T10235 in the threaded hole below the flange/driveshaft.

-- Loosen the pinion nut, at the same time the Retainer - Drive Flange 3028 must be supported on the Holding Fixture - Gearbox Adapter T10235 -arrow-.

-A - three M 8 x 25 bolts

-B - 32 mm socket

-C - Toggle

-- Secure the Puller - Multiple Use VW391 using the two bolts M 8 x 25 -arrows-.

Fig 4: Pulling Off Drive Shaft Flange Using Puller VW 391

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-- Remove the flange/driveshaft.

-- Remove the shaft seal.

Fig 5: Removing Shaft Seal

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-- Clean the threads on the drive pinion.

-- Coat outer edge of the seal with gear oil.

Fig 6: Installing New Shaft Seal All Way Without Tilting It

Courtesy of AUDI OF AMERICA, LLC

-- Fill the space between the sealing/dust lip halfway with Sealing Grease G 052 128 A1.

-- Drive in new shaft seal as far as stop without tilting it.

-- Warm the flange/driveshaft to approximately 80 °C (176 °F) using an Inductive Heater VAS6414.

Fig 7: Driving On Flange/Driveshaft Far Enough Until Circlip Can Be Installed

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-- Install the new flange/driveshaft.

-- Coat the threads on the new nut with Locking Fluid AMV 185 101 A1.

-- Secure the Retainer - Drive Flange 3028 to the flange/driveshaft with the bolts -A-.

Fig 8: Attach 3028 To Flange/Driveshaft With Bolts -A-

Courtesy of AUDI OF AMERICA, LLC

-- When tightening the pinion nut, the Retainer - Drive Flange 3028 must be supported on the housing brace -arrow-.

-A - Three M 8 x 25 bolts

-B - 32 mm socket

-C - Toggle

CAUTION:

Increase the torque slowly and read the friction torque several times. The friction torque must not exceed the value that was measured before the removal, otherwise the rear final drive must be replaced.

-- Tighten the new drive pinion nut just enough until the measured friction torque is reached before removing.

Fig 9: Identifying Special Tool

Courtesy of AUDI OF AMERICA, LLC

-- Install the rear final drive. Refer to FINAL DRIVE, REMOVING AND INSTALLING .

-- Check the gear oil in rear final drive. Refer to GEAR OIL, CHECKING LEVEL, 0BD .