Lower Timing Chain Cover, Removing And Installing: Installing

WARNING: This page is about a different car, the 2016 Audi Q5, 2015 Audi Q5, and 2014 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.

Tightening specifications, refer to LOWER TIMING CHAIN COVER, TIGHTENING SPECIFICATIONS AND SEQUENCE .

-- 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 the remaining sealant on the left timing chains and cylinder block covers, for example with a rotating plastic brush.

Fig 1: Removing Old Sealant From Sealing Surfaces

Courtesy of AUDI OF AMERICA, LLC

-- Clean any oil or grease off the sealing surfaces.

-- Clean the threaded holes in the cylinder block for connecting the engine and transmission using a thread tap before installing the transmission.

NOTE:

Note the expiration date of the sealing compound.

-- Cut the tube nozzle at the front marking (nozzle diameter: approximately 1.5 mm).

Fig 2: Cut Tube Nozzle At Front Marking (Nozzle Diameter Approx. 1 Mm)

Courtesy of AUDI OF AMERICA, LLC

-- Insert the sealing piece -arrows-.

Fig 3: Identifying Sealing Piece

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

The lubrication system could be plugged with excess sealant.

Do not apply sealant bead thicker than specified.

-- Apply sealant beads to the clean sealing surface of the lower timing chains cover as shown in the illustration.

The sealant beads -1, 2 and 4- must be 1.5 to 2.0 mm thick.
The bead of sealant around the holes -3 and 5- must be 1.5 to 2.0 mm thick.

NOTE:

The timing chains cover must be installed within 5 minutes after applying the sealant

-- Check whether the 2 alignment bushings are present in cylinder block, install if necessary.

-- Install the lower timing chain cover and tighten the bolts, refer to LOWER TIMING CHAIN COVER, TIGHTENING SPECIFICATIONS AND SEQUENCE .

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

-- Install the crankshaft seal on the transmission side, refer to CRANKSHAFT SEAL, REPLACING, TRANSMISSION SIDE .

-- Install the upper timing chain covers, refer to TIMING CHAIN COVER, REMOVING AND INSTALLING .

-- Install the turbocharger bracket, refer to OVERVIEW - TURBOCHARGER .

-- Install the left exhaust manifold, refer to LEFT EXHAUST MANIFOLD, REMOVING AND INSTALLING .

-- Install the right exhaust manifold, refer to RIGHT EXHAUST MANIFOLD, REMOVING AND INSTALLING .

-- Install turbocharger:

Refer to TURBOCHARGER, REMOVING AND INSTALLING .

-- Install the drive plate, refer to DRIVE PLATE, REMOVING AND INSTALLING .

-- Clean the threaded holes in the cylinder block for connecting the engine and transmission using a thread tap before installing the transmission.