Lower Timing Chain Cover, Replacing: Installing

WARNING: This page is about a different car, the 2016 Audi Q3 Quattro, 2016 Audi Q3, 2015 Audi Q3 Quattro, and 2015 Audi Q3. However, it is still accessible from the selected car via links, so may be relevant.

Silicone sealant. Refer to the parts information.

NOTE:

Note the expiration date of the silicone sealant.

The cover must be installed within five minutes after applying the silicone sealant.

Replace the lower timing chain cover.

Replace the bolts which are being tightened with an additional turn.

Replace sealing rings, seals and self-locking nuts.

CAUTION:

Risk of contaminating the lubricating system.

Cover open engine components.

-- Remove any sealant residue on the cylinder block using a flat blade scraper.

-- Make sure both alignment pins -arrows- for centering the cover are present.

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Note the expiration date of the sealing compound.

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

Courtesy of AUDI OF AMERICA, LLC

Cover with 15 Bolts

-- Apply the silicone sealant on the clean sealing surface -arrow 1- and on the edges -arrows 2- of the new cover as shown in the illustration.

Courtesy of AUDI OF AMERICA, LLC

Sealant bead thickness: 2 to 3 mm.

Cover with Eight Bolts

-- Apply the silicone sealant on the clean sealing surface -arrow 1- and on the edges -arrows 2- of the new cover as shown in the illustration.

Courtesy of AUDI OF AMERICA, LLC

Sealant bead thickness: 2 to 3 mm.

NOTE:

The cover must be installed within 5 minutes after the silicone sealant has been applied.

The sealant bead may not be thicker than specified, otherwise excess sealant could enter the oil pan and clog the oil intake tube.

-- Immediately attach the cover and tighten the bolts:

Cover with 15 bolts.
Cover with eight bolts.

NOTE:

After installing cover, allow sealant to dry for approximately 30 minutes. Only after then may the engine oil be replenished.

Install in reverse order of removal. Note the following:

-- Install the vibration damper. Refer to VIBRATION DAMPER, REMOVING AND INSTALLING .

-- Install the ribbed belt tensioning damper. Refer to RIBBED BELT TENSIONER, REMOVING AND INSTALLING .

-- Install the engine support and engine mount. Refer to OVERVIEW - SUBFRAME MOUNT .