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

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2015 Audi S4, 2015 Audi A4 Quattro, and 2014 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exhaust System Clamping Sleeves

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Rear final drive installed
Follow the general repair information. Refer to GENERAL REPAIR INFORMATION .

-- Disconnect the exhaust system at the clamping sleeves -1- and -2-.

-- Remove 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 .

NOTE:

A second technician is needed to help remove the rear section of the exhaust system.

-- Open the gear oil drain plug -2- and allow approximately 300 ml of gear oil to drain out.

Fig 2: Rear Final Drive Gear Oil Drain And Inspection Plugs (0BE, 0BF)

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-- Insert the new drain plug -2- and tighten. Tightening specification, refer to -item 16- Oil Drain Plug (See Figure).

-- Remove the driveshaft from the rear final drive. Refer to DRIVESHAFT, REMOVING AND INSTALLING FROM REAR FINAL DRIVE .

Fig 3: Identifying Marked Position Of Driveshaft Flange To Rear Final Drive

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Audi A8

-- Guide the driveshaft between the fuel tank and the subframe downward toward the rear and attach it on the side.

Audi A4, A5 Coupe/Sportback/Cabrio

Fig 4: Identifying Heat Shield, Front And Rear Crossmembers

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-- Remove the front crossmember -2-.

-- Remove the rear crossmember -3- and the heat shield -1-.

Audi A6 and A7

Fig 5: Identifying Crossbrace

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-- Remove the crossbrace -2-. Refer to OVERVIEW - TUNNEL BRACE .

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

Fig 6: Identifying Driveshaft Intermediate Bearing Mounting Bolts

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-- Remove the bolts -arrows- for the driveshaft intermediate bearing.

-- Lower the driveshaft at the intermediate bearing.

-- Guide the driveshaft between the fuel tank and the subframe downward and toward the rear while doing this.

-- Install the intermediate bearing bolts -arrows- by hand.

-- Tie the driveshaft to the side.

Continuation for All Vehicles

Fig 7: Removing/Installing Circlip

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-- Remove the High Temperature Grease in the flange/driveshaft.

-- Remove the circlip -arrow-.

-- Mark the position of the flange/driveshaft -B- on the pinion -A- -arrow-.

Fig 8: Locating Marked Position Of Flange/Driveshaft To Pinion

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NOTE:

This marking -arrow- is needed so the colored dot -C- on the outer flange remains in its original position.

This ensures the imbalance in the rear final drive will be as small as possible.

-- Install the Two M8 x 33 bolts -arrow- in the flange.

Fig 9: Pulling Off Drive Shaft Flange Using Puller VW 391

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-- Remove the flange/driveshaft with the Puller - Multiple Use VW391.

-- Lay a super absorbent cloth -A- under the final drive on the subframe.

Fig 10: Identifying Cloth Under Final Drive On Subframe

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-- Knock through the metal ledge of the shaft seal -A-, for example, with a scriber -B- direction of the -arrow-.

Fig 11: Puncturing Metal Cover Using Scriber

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-- Then install a bolt -arrow- in this shaft seal opening -A-.

Fig 12: Identifying Screw On Metal Cover

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-- Remove the flange/driveshaft seal -A- in the direction of -arrow-.

Fig 13: Identifying Flange/ Driveshaft Seal, Removal

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-B- bolt