Transmission Output Shaft Seal, Replacing

Special tools and workshop equipment required 

• Puller - Crankshaft/Power Steering Seal:T20143/1 
  Fig 1: Crankshaft / Power Steering Seal Puller

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• Seal Installer - Output Shaft:T40239 
  Fig 2: Identifying Oil Seal Installing Tool T40239

  Courtesy of AUDI OF AMERICA, LLC
• Sealing Grease. Refer to the appropriate Electronic Parts Information.

Procedure

-- Remove the driveshaft. Refer to DRIVESHAFT, REMOVING AND INSTALLING .

-- Pry off the dust ring -1-.

Fig 3: Identifying Dust Ring

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TIP:

• The dust ring cannot be removed without destroying it.

-- Remove the seal for the transmission output shaft with splines.

Fig 4: Dust Ring Cannot Be Removed Without Destroying It

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-- Clean the running and sealing surface.

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

-- Mount the Seal Installer - Output Shaft:T40239/1  -item 1- on the transmission output shaft with splines.

Fig 5: Identifying Oil Seal, Installation

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-- Fill the space between the sealing lip and the dust lip halfway with Sealing Grease.

-- Install the seal -2- over the guide sleeve -1- and onto the transmission output shaft.

• Installed position: The open side of the seal faces the transmission housing.

-- Install the seal all the way using the Seal Installer - Output Shaft:T40239  , -item 1-. Do not tilt the seal.

Fig 6: Install Shaft Seal Using T40239

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-- Remove the Seal Installer - Output Shaft - Guide Sleeve 1:T40239/1  from the seal carefully so that the sealing lip does not fold over.

-- Install a new dust ring -1-.

Fig 7: Identifying Dust Ring

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-- Install the driveshaft. Refer to DRIVESHAFT, REMOVING AND INSTALLING .