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

WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2015 Audi S4, 2015 Audi A4 Quattro, and 2014 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

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

Courtesy 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 around each bolt hole to prevent contact corrosion -arrow 2-.

Install the gear carrier on the transmission as follows:

Fig 2: Applying A Slight Coat Of Transmission Oil To Both Outer Ring Surfaces On Gear Carrier

Courtesy of AUDI OF AMERICA, LLC

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

-- Insert the gear carrier.

Installed position: The tab on the gear carrier -arrow A- must be inserted into the opening in the transmission cover -arrow B-.

-- Place the center differential -2- on the transmission.

Fig 3: Identifying Center Differential

Courtesy of AUDI OF AMERICA, LLC

-- Install the pressure spring -3- into the center differential.

-- Mount the guide sleeve -4- on the center differential.

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

Fig 4: Locating Center Differential Housing Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Install the steel bolts -A- and the new aluminum bolts -arrows- and fasten the center differential.