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Home >> Audi >> 2009 >> Q7 4.2 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 27 (3.0L - Cylinder Head & VALVETRAIN - Engine Code: CATA) >> 15 Cylinder Head, VALVETRAIN >> VALVETRAIN >> Camshaft Seal, Removing And Installing

Camshaft Seal, Removing And Installing

WARNING: This page is about a different variant/trim than selected.

Special tools and workshop equipment required 

Procedure 

Fig 1: Identifying Engine Cover -Arrows-
GWWA10-11000Courtesy of AUDI OF AMERICA, LLC

-- Carefully pull the engine cover off the 4 bolts one after the other -arrows-.

-- Remove the intake manifold upper section. Refer to INTAKE MANIFOLD UPPER SECTION, REMOVING AND INSTALLING .

Fig 2: Identifying Bolts -Arrows-
GWWA23-10191Courtesy of AUDI OF AMERICA, LLC

-- Remove the high pressure pump toothed belt. Refer to HIGH PRESSURE PUMP TOOTHED BELT, REMOVING AND INSTALLING .

Fig 3: Identifying Toothed Belt Tensioning Roller And Bolt -Arrow-
GWWA23-10199Courtesy of AUDI OF AMERICA, LLC

-- Loosen the toothed belt drive sprocket bolt -1- two turns using the Wrench - Pin Type 3036.

Fig 4: Identifying Toothed Belt Drive Sprocket Bolt -1- And 3036
GWWA15-10479Courtesy of AUDI OF AMERICA, LLC

-- Remove the toothed belt drive sprocket using the Puller - Toothed Belt Pulley T10320.

Fig 5: Identifying Toothed Belt Drive Sprocket Using T10320
GWWA15-10480Courtesy of AUDI OF AMERICA, LLC

-- Turn the inner part of the Puller - Camshaft Seal 2085 3 turns from the outer part and lock the inner part with the knurled bolt.

Fig 6: Identifying Seal Puller 2085
GWWA13-10171Courtesy of AUDI OF AMERICA, LLC

-- Lubricate the seal remover threaded head, position it, and then install it into the shaft seal as far as possible using strong force.

-- Loosen the knurled bolt and rotate the inner section against the camshaft until the shaft seal is removed.

-- Secure the seal remover in a vise at the flat spots and remove the seal using pliers.

-- Clean the running and sealing surface.

-- Install the new seal all the way using the pressure sleeve from the Seal Installer - Crankshaft Seal T10053 suing the hex head bolt M10 x 1, 25 x 40 -arrow- from the Seal Installer - Camshaft Installer Kit 3241.

Fig 7: Identifying Assembly Tool T10053 And M10 x 1.25 x 40 Bolt -Arrow- From Seal Installer 3241
GWWA15-10078Courtesy of AUDI OF AMERICA, LLC

Install in reverse order, paying attention to the following:

-- Install the high pressure pump toothed belt and the intake manifold upper section. Refer to HIGH PRESSURE PUMP TOOTHED BELT, REMOVING AND INSTALLING and INTAKE MANIFOLD UPPER SECTION, REMOVING AND INSTALLING .