Attachment Bulletin # 150403

Group: 15

Number: 04-03

Date: Dec. 21, 2004

Subject:
Valve Cover Gasket, Installing Sealant at Critical Points

Model(s):
A4, Cabriolet, TT See Table Below

Condition

To prevent oil leaks after valve cover gasket has been replaced.

Service

Cylinder Head Cover Gasket installation





Before installing a new Cylinder Head Cover Gasket, it is necessary to apply a small amount of sealant on six critical transition points of the sealing surface on the cylinder head.

Before new sealant is applied:

^ Old sealant and oil residues must be removed (sealing surface must be thoroughly cleaned).

Tip:

This Technical Bulletin supercedes information currently included in the Repair Manual (AESIS). When the Repair Manual has been updated, this Bulletin will be removed.

Sealing transition points between double bearing cap and cylinder head (2 points):





- Apply a small quantity of sealant Part No: AMV 174 004 01 to sides of joints (arrows) on upper sealing surface of cylinder head.

Sealing camshaft adjuster/cylinder head transition (4 points)





- Apply a small quantity of sealant Part No: AMV 174 004 01 to sides of joints (arrows) on upper sealing surface of cylinder head.

Note:
Apply sealant before installing any gaskets.

Tip:

Sealant is considered shop supplies and may not be claimed under warranty Also, additional time to add sealant is not claimable under warranty.