Rear Final Drive 0BF - Flange/Driveshaft Shaft Seal, Replacing: Installing

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

Fig 1: Identifying Shaft Oil Seal Guide Sleeve T40222/1

Courtesy of AUDI OF AMERICA, LLC

Install in reverse order of removal. Pay attention to the following:

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

-- Place the new shaft seal -A- on the Seal Installer - Input Shaft - Guide Sleeve T40222/1.

NOTE:

Make sure the shaft seal spring is in its installation position behind the sealing lip.

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

-- Push the Seal Installer - Input Shaft - Guide Sleeve T40222/1 and the shaft seal -A- onto the pinion -B-.

-- Install the shaft seal all the way. Be careful not to bend it.

Fig 2: Identifying Shaft Oil Seal Installer T40222

Courtesy of AUDI OF AMERICA, LLC

-- Warm the flange/driveshaft -B- with a Inductive Heater VAS6414 or a Heating Plate to 115 °C (239 °F).

Fig 3: Locating Marked Position Of Flange/Driveshaft To Pinion

Courtesy of AUDI OF AMERICA, LLC

WARNING:

Wear safety gloves.
If using a Heating Plate the temperature must be observed using a Digital Thermometer VAS6519.

-- Position the flange/driveshaft -B- on the pinion -A- so that the marking -arrow- lines up.

-- Install the flange/driveshaft with the Seal Installer - Hollow Shaft T10380.

Fig 4: Installing Flange/Driveshaft With The Seal Installer - Hollow Shaft T10380

Courtesy of AUDI OF AMERICA, LLC

Install the circlip -1- as follows:

Fig 5: Installing Locking Ring (Circlip)

Courtesy of AUDI OF AMERICA, LLC

Always replace the circlip -1-.
The bevel on the inner diameter of the circlip -arrow A- faces out, toward the drive axle.
The wide tab on the circlip -arrow B- must be on the right side, as illustrated.

-- Measure the thickness of the old circlip -1-.

-- Install a new circlip -1- having the same thickness as the old one.

-- Install the new circlip -1-.

NOTE:

A new circlip -arrow- must be selected when replacing the flange/driveshaft.

For this, determine and insert the thickest circlip -arrow- that can still be installed in the groove.

-- Fill the rear final drive gear oil 0BF. Refer to GEAR OIL IN REAR FINAL DRIVE 0BF, FILLING .

-- Install the driveshaft on the rear final drive (See Figure).

Audi A4, A5 Coupe/Sportback/Cabrio, A6, A7

-- Attach the driveshaft center support to the body free of tension. Tightening specification. Refer to -item 9- Bolt (See Figure).

-- Install the heat shield and the crossmember. Refer to OVERVIEW - TUNNEL BRACE .

Continuation for All Vehicles

-- Install the rear section of the exhaust system. Refer to EXHAUST PIPES/MUFFLERS for engine code CALA, EXHAUST PIPES/MUFFLERS for engine codes CCBA, CGXC, CTUB, or EXHAUST PIPES/MUFFLERS for engine codes CAED, CAEB, CPMB, CPMA .