Rear Sealing Flange

WARNING: This page is about a different car, the 2009 Audi TT and 2008 Audi TT. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Hand drill with plastic brush attachment
Protective eyewear
Sealant.

Removing

Transmission removed.

-- Remove the dual-mass flywheel. Refer to DUAL MASS FLYWHEEL .

-- Unhook the intermediate plate at sealing flange and at the alignment sleeves -arrows-.

Fig 1: Identifying Intermediate Plate Alignment Bushings

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1 through 8-.

Fig 2: Rear Sealing Flange Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Pull off the rear sealing flange.

Installing

For the correct tightening specifications, refer to REAR SEALING FLANGE AND DUAL-MASS FLYWHEEL OVERVIEW .

NOTE:

Place a rag over open part of oil pan.

-- Carefully remove any sealant residue from the cylinder block and oil pan.

-- Clean the sealing surfaces, they must be free of oil and grease.

-- Cut tube nozzle at front marking (nozzle diameter: approximately 2 mm).

Fig 3: Cut Tube Nozzle At Front Marking (Nozzle Diameter Approx. 3 Mm)

Courtesy of AUDI OF AMERICA, LLC

-- Apply a thin bead of sealant to the edge between cylinder block and oil pan -arrow-.

Fig 4: Sealant Applied To Edge Between Cylinder Block And Oil Pan

Courtesy of AUDI OF AMERICA, LLC

-- Lightly coat the lower sealing surface of the sealing flange with sealant -shaded area-.

Fig 5: Sealing Flange Sealing Surface

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

Risk of plugging oil pump strainer with excess sealant.

Do not apply sealant bead thicker than indicated.

NOTE:

The sealing flange must be installed within 5 minutes of being applied with sealant.

-- To install, push the sealing flange -2- together with the guide sleeve -1- (included with replacement part) onto the crankshaft.

Fig 6: Sealing Flange And Guide Sleeve

Courtesy of AUDI OF AMERICA, LLC

-- Then carefully push the sealing flange onto the locating pins on the cylinder block.

-- Fasten the bolts in the specified order:

-- Install bolts -1 through 8- and tighten by hand.

Fig 7: Rear Sealing Flange Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Tighten bolts -1 through 6- in a diagonal sequence in stages.

-- Tighten bolts -7 through 8-.

The rest of the installation is performed in reverse order of removal, noting the following:

-- Hook in intermediate plate at sealing flange and push it onto the alignment sleeves -arrows-.

Fig 8: Identifying Intermediate Plate Alignment Bushings

Courtesy of AUDI OF AMERICA, LLC

-- Install dual-mass flywheel. Refer to DUAL MASS FLYWHEEL .