Left Timing Chain Cover, Removing And Installing: Installing

WARNING: This page is about a different car, the 2012 Audi S5, 2011 Audi S5, 2010 Audi S5, 2009 Audi S5, and 2008 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.

Tightening Specification. Refer to Figure.

NOTE:

Replace The O-Rings.

-- Remove old sealant form the grooves in the timing chain cover as well as from the sealing surfaces.

CAUTION:

Risk Of Contaminating The Lubricating System.

Cover open parts of engine.

WARNING:

Danger Of Eye Injury.

Wear protective eyewear.

-- Remove Any Remaining Sealant On The Timing Chain Cover And Cylinder Head Using, For Example, A Rotating Plastic Brush.

Fig 1: Cleaning Remaining Sealant With Rotating Plastic Brush

Courtesy of AUDI OF AMERICA, LLC

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

NOTE:

Note The Expiration Date Of The Sealing Compound.

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

Fig 2: Cut Tube Nozzle At Front Marking

Courtesy of AUDI OF AMERICA, LLC

-- Drive the left coolant intermediate pipe -2- out of the left timing chain cover with a drift.

Fig 3: Driving Left Coolant Intermediate Pipe Out Of Left Timing Chain Cover With Suitable Drift

Courtesy of AUDI OF AMERICA, LLC

-- Insert O-rings -1- on the coolant intermediate pipe -2-.

-- Insert the coolant intermediate pipe into the left timing chain cover.

CAUTION:

The Lubrication System Could Be Plugged With Excess Sealant.

Do not apply sealant bead thicker than indicated.

-- Apply a sealant bead -arrow- to the clean sealing surfaces of the left timing chain cover as shown in the illustration.

Thickness of sealant bead: 2.5 mm.

NOTE:

The Timing Chain Cover Must Be Installed Within 5 Minutes After Applying The Sealant

-- Install the left timing chain cover with both brackets -arrows A and B- and tighten the bolts. Refer to Figure.

Fig 4: Identifying Left Timing Chain Cover Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

Install in reverse order of removal. Note The Following:

-- Install the left AIR combination valve. Refer to LEFT COMBINATION VALVE, REMOVING AND INSTALLING, WITHOUT VACUUM CONTROL .

-- Install the rear coolant pipes. Refer to REAR COOLANT PIPE, REMOVING AND INSTALLING .

-- Installing the upper left coolant pipe. Refer to UPPER LEFT COOLANT PIPE, REMOVING AND INSTALLING .