Camshaft Adjustment Valve 1

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

Torque Wrench 5-60 Nm V.A.G 1783
TORX® Bit Set V.A.G 1766
Ratchet Insert 1/4" VAS 6234
Hose Type Clip Pliers VAS 5024 A

Removing

NOTE:

Always replace gaskets and seals.

-- Disconnect the electrical connector on the mass airflow (MAF) sensor -G70- -3-.

Fig 1: Mass Air Flow (MAF) Sensor G70 Electrical Harness Connector, Clips & Front Air Intake Connector On Lock Carrier

Courtesy of AUDI OF AMERICA, LLC

-- Open clips -1 and 2- and remove air guide hose from MAF sensor.

-- Remove front air intake connector on lock carrier -4-.

-- Remove engine cover.

-- Separate electrical connector -1-.

Fig 2: Identifying Camshaft Adjustment Valve 1 Connector, Wiring Harness & Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Disengage wiring harness -2- from bracket.

-- Remove the bolt -3-.

NOTE:

Do not pull out the camshaft adjustment valve 1 -N205- at connector.

-- Remove bolts -arrows- and remove camshaft adjustment valve 1 from housing.

Fig 3: Identifying Camshaft Adjustment Valve 1 N205 Bolts

Courtesy of AUDI OF AMERICA, LLC

Installing

Tightening specifications, refer to CYLINDER HEAD ASSEMBLY OVERVIEW

NOTE:

Camshaft adjustment valve 1 as well as housing must be free of dirt and contamination.

Remove the new camshaft adjustment valve 1 from packaging only prior to installation.

CAUTION:

The camshaft adjustment valve 1 must not experience any hits or impacts.

-- Coat sealing ring with engine oil.

-- Carefully insert camshaft adjustment valve 1 into housing and press it in perpendicular to valve axle by hand as far as stop.

-- Install bolts and tighten to 4 Nm with the V.A.G 1783, VAS 6234, TORX-Bit T20 and bit holder from V.A.G 1766.

Assemble in reverse order of disassembly.