Oil Pan Upper Section, Removing And Installing: Installing

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Silicone sealant.

NOTE:

Note the expiration date of the silicone sealant.

The oil pan (upper part) must be installed within five minutes after application of silicone sealant.

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

Replace sealing rings, seals and self-locking nuts.

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

WARNING:

Danger of eye injury.

Wear protective eyewear.

-- Remove any remaining sealant from the oil pan upper section -1- using, for example, a rotating plastic brush.

Fig 1: Cleaning Sealing Surfaces

Courtesy of AUDI OF AMERICA, LLC

NOTE:

See if the timing chain cover is deformed. Then mount the upper section of the oil pan without any sealant and check the gap between the cover and the top section. If deformation is found and the cover cannot be aligned, replace the cover after installing the oil pan upper section.

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

-- Make sure the oil passages in the upper part of the oil pan and in the cylinder crankcase clean.

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

Fig 2: Cut Tube Nozzle At Front Marking

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

The lubrication system could be plugged with excess sealant.

Do not apply sealant bead thicker than indicated.

Sealant bead thickness: 2 to 3 mm.

-- Apply silicon sealant to clean sealing surfaces of the oil pan (upper part) as shown in illustration -arrow-.

Fig 3: Applying Silicone Sealant D 174 003 A2- And Sealing Surface Of Upper Oil Pan

Courtesy of AUDI OF AMERICA, LLC

-- Apply the silicone sealant between the cylinder block and the lower timing chain cover as illustrated -arrows-.

Fig 4: Applying Silicone Sealant

Courtesy of AUDI OF AMERICA, LLC

NOTE:

The oil pan upper section must be installed within 5 minutes after application of silicone sealant.

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

On the transmission side, the upper part of the oil pan and the crankcase must align.

-- Position the upper section of the oil pan immediately and tighten the bolts, tightening sequence. Refer to Figure.

-- Install the bolts. Tightening specifications -arrows- -item 13- Bolt (See fugure 1).

Fig 5: Identifying Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Install the rear sealing flange. Refer to SEALING FLANGE, REMOVING AND INSTALLING, TRANSMISSION SIDE .

-- Install the oil pump. Refer to OIL PUMP, REMOVING AND INSTALLING .

-- Insert the new oil baffle and attach it.

-- Install the oil pan lower section. Refer to OIL PAN LOWER SECTION, REMOVING AND INSTALLING .

Assemble in reverse order of disassembly.

-- Fill the oil and check the oil level. Refer to ENGINE OIL, FILLING AND CHECKING LEVEL .