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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Controls & Housing - Transfer Case 0BU, Front Final Drive 0BM, 0C1 And 0BN, Rear Final Drive 0BP >> 34 Controls, Housing >> Transfer Case Shaft Seals >> Rear Output Flange And Driveshaft Seal, Transfer Case Installing, Removing And Installing >> Removing

Rear Output Flange And Driveshaft Seal, Transfer Case Installing, Removing And Installing: Removing

Place a cloth over the bracket for the exhaust system.

Fig 1: Identifying Rag Placed On Top Of Exhaust System Bracket
GWWA34-10927Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts from the intermediate bearing -1- and lay the Driveshaft on the exhaust system.

Fig 2: Identifying Center Support Bolts -1-
GWWN39-10518Courtesy of AUDI OF AMERICA, LLC

-- If equipped, remove the balance weight from the transfer case (4 bolts).

Fig 3: Identifying Transmission End Balancer Bolts -Arrows-
GWWN39-10515Courtesy of AUDI OF AMERICA, LLC

-- Mark -arrow- the installed position of the Driveshaft with transfer case and rear final drive.

Fig 4: Identifying Installed Position Marks
GWWN39-10517Courtesy of AUDI OF AMERICA, LLC
Fig 5: Identifying Removal Of Driveshaft From Transfer Case
GWWA39-10511Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Danger of causing damage to the Driveshaft.

  • The pry lever -1- must be mounted on sleeve -arrow B- in order to remove the Driveshaft from the transfer case.
  • The pry lever -1- will get damaged if is touching the boot. Then it will necessary to remove the Driveshaft.

-- Remove the Driveshaft from the transfer case. Attach the pry lever -1- to the end of the hub on the Driveshaft -arrow B-.

NOTE:

The pry lever -1- must be supported on the surface -arrow A- when being removed.

A locking ring secure the Drive Axle to the flange and can be pulled off with a forceful pull.

-- Tie Driveshaft sideways onto underbody.

-- Remove the dust cap -A- with a pry lever -B-.

Fig 6: Identifying Dust Cap, Removal/Installation
GWWA34-10880Courtesy of AUDI OF AMERICA, LLC

-- Make a hole in the center of the shaft seal with a drift.

Fig 7: Identifying Screw -Arrow-
GWWA34-10928Courtesy of AUDI OF AMERICA, LLC

-- Install the 4 mm diameter -arrow- screws.

NOTE:

Do not damage sealing surface on the input shaft when doing so.

Be careful not to install the screw too deep otherwise the bearing underneath will get damaged.

-- Remove the shaft seal with Puller - Unit InjectorT10055.

Fig 8: Identifying Removal Of Seal With Puller T10055
GWWA34-10881Courtesy of AUDI OF AMERICA, LLC