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Home >> Audi >> 2011 >> S4 Automatic DCT >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Final Drive & Differential - Servicing - 7-Speed Dual Clutch Transmission 0B5 (Sedan) >> 39 Final Drive, Differential >> Center Differential >> Center Differential Housing, Removing And Installing >> Center Differential Housing, Removing And Installing, Attached Driveshaft >> Removing

Center Differential Housing, Removing And Installing, Attached Driveshaft: Removing

Removing with Transmission Installed 

It is possible to remove the center differential housing with the transmission still installed.

-- Perform the vehicle-specific preliminary work. Refer to CENTER DIFFERENTIAL HOUSING, REMOVING AND INSTALLING

Removing with the Transmission Removed 

-- Secure the transmission on the Engine And Transmission Holder VAS6095. Refer to SECURING ON ENGINE AND TRANSMISSION HOLDER .

Continuation for a Removed or Installed Transmission 

-- Place the Used Oil Collection and Extraction Unit SMN372500 under the transmission.

Fig 1: Center Differential Housing Tightening Sequence
GWWA34-10435Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1 through 4- and carefully remove the center differential housing. The transmission fluid (MTF) will leak out while doing this.

CAUTION:

Danger of damaging the center differential.

  • Carefully and slowly pull center differential housing off of transmission toward rear. Otherwise the center differential can fall out of the transmission.
  • A center differential that has fallen out may not be installed.

-- Remove the guide sleeve -4- and pressure spring -3-.

-- Pull the center differential -2- toward the rear.

If the gear carrier -1- remains in the center differential housing, proceed as follows:

Fig 2: Identifying Center Differential
GWWA34-10689Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Danger of damaging the sealing surface on the center differential housing.

  • Use a hammer to hit the housing carefully on several places.
NOTE:

In this case the center differential is pulled off together with the center differential housing.

-- Hold the gear carrier -1- by one of the side ribs with pliers and remove it in direction of -arrow A-.

-- Using a Rubber Hammer, tap the housing on alternating sides -arrows B-.

Fig 3: Center Differential Housing, Proceed As Follows
GWWA34-10458Courtesy of AUDI OF AMERICA, LLC