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Home >> Audi >> 2012 >> A8 Base >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Rear Final Drive 0BC, 0BD, 0BE & 0BF >> 39 Final Drive, Differential >> Removal And Installation >> Input Shaft Seal, Replacing >> Input Shaft Seal, Replacing, 0BE >> Removing

Input Shaft Seal, Replacing, 0BE: Removing

Fig 1: Identifying Exhaust System Clamping Sleeves
GWWA26-10899Courtesy of AUDI OF AMERICA, LLC

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

-- Remove the rear section of the exhaust system. Refer to ENGINES CPNA - OVERVIEW - MUFFLER , ENGINES CTUB - MUFFLER OVERVIEW , ENGINES CEUA, CGTA, CTFA & CTFA - OVERVIEW - MUFFLERENGINES CDRA - EXHAUST PIPES/MUFFLERS, SEPARATING or ENGINES CEJA & CTNA - OVERVIEW - MUFFLER .

NOTE:

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

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

Fig 2: Gear Oil Drain Plug
GWWA39-10502Courtesy of AUDI OF AMERICA, LLC

-- Insert new drain plug -arrow- and tighten. Tightening specification -item 16- in FINAL DRIVE 0BE, 0BF OVERVIEW .

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

Fig 3: Identifying Mark Position Of Driveshaft Flange To Rear Final Drive
GWWA39-10085Courtesy of AUDI OF AMERICA, LLC

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

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

Fig 4: Identifying Circlip, Removal/Installation
GWWA39-10098Courtesy of AUDI OF AMERICA, LLC

-- Remove the circlip -arrow-.

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

Fig 5: Locating Mark Position Of Flange/Driveshaft To Pinion
GWWA39-10253Courtesy of AUDI OF AMERICA, LLC
NOTE:

This marking -arrow- is needed so the colored point -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.

-- Remove the flange/driveshaft.

Fig 6: Two-Arm Puller Kukko 20-10
GWWA39-10497Courtesy of AUDI OF AMERICA, LLC

A - for example 2-Arm Puller Kukko 20/10

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

Fig 7: Identifying Cloth Under Final Drive On Subframe
GWWA39-10493Courtesy of AUDI OF AMERICA, LLC

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

Fig 8: Puncturing Metal Cover Using Scriber
GWWA39-10386Courtesy of AUDI OF AMERICA, LLC

-- Then install a sheet metal screw -arrow- in this opening -A-.

Fig 9: Identifying Screw On Metal Cover
GWWA39-10387Courtesy of AUDI OF AMERICA, LLC

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

Fig 10: Identifying Flange/ Driveshaft Seal, Removal
GWWA39-10388Courtesy of AUDI OF AMERICA, LLC

B - Sheet metal screw