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Home >> Audi >> 2010 >> S4 Automatic DCT >> Repair and Diagnosis >> External Pages >> Different car >> Section 575 (Final Drive & Differential - Manual Transmission Internal Components 0B2 (Sedan)) >> 39 Final Drive, Differential >> Center Differential >> Center Differential Housing, Removing And Installing >> Center Differential Housing, Removing And Installing, Bolted Driveshaft >> Installing

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

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NOTE:

Replace the aluminum bolts for the center differential housing.

-- In the housing coat the gear carrier surface with transmission fluid.

Fig 1: Applying A Bead Of Sealant To Housing Surfaces
GWWA39-10214Courtesy of AUDI OF AMERICA, LLC

-- Clean both housing separating surfaces thoroughly. They must be free of oil and grease.

-- Using Sealing Compound AMV 188 001 02 apply sealant bead -arrow 1- evenly and not too thick on the housing separating surface.

-- Place a sealing ring round each bolt hole to prevent contact corrosion -arrow 2-.

-- Make sure the spacer sleeve -2- and the shim -1- are mounted on the output shaft.

Fig 2: Ensuring Spacer Sleeve And Shim Are Mounted On Output Shaft
GWWA34-10478Courtesy of AUDI OF AMERICA, LLC

Install the gear carrier on the transmission as follows: 

Fig 3: Applying A Slight Coat Of Transmission Oil To Both Outer Ring Surfaces On Gear Carrier
GWWA34-10457Courtesy of AUDI OF AMERICA, LLC

-- Coat both outer ring surfaces on the gear carrier slightly with transmission oil.

-- Insert the gear carrier.

-- Slide the center differential -2- all the way in direction of the gear carrier -1-.

Fig 4: Identifying Differential Housing -6-, Pressure Spring -3-, Adjusting Shim -4- & Plate Spring -5-
GWWA34-10453Courtesy of AUDI OF AMERICA, LLC

-- Install the plate spring -5-, the adjusting shim(s) -4- and the pressure spring -3- in the center differential housing -6-.

-- Position center differential housing -6- on the transmission.

-- Press the center differential housing -C- on until it makes contact with the transmission cover and hold it securely.

Fig 5: Identifying Center Differential Housing To Transmission Bolts
GWWA34-10740Courtesy of AUDI OF AMERICA, LLC

-- Install the bolts -A-, -B- and -arrows- and tighten them.

NOTE:

Not all versions have the double bolts -B-.

Aluminum bolts are installed in place of the double bolts. Refer to list-item 2- Bolt, in OVERVIEW - CENTER DIFFERENTIAL HOUSING AND CENTER DIFFERENTIAL (See figure 6).