Lower Timing Chain Cover, Removing And Installing: Installing

WARNING: This page is about a different variant/trim than selected.

NOTE:

Be sure to check the expiration date of the silicone sealant.

Silicone Sealant. Refer to the Parts Information.

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

Replace the bolts that were tightened with an additional turn.

Replace gasket and O-ring.

Risk of contaminating the lubricating system. Cover open engine components.

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

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

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

Fig 1: Centering Cover Alignment Bushings

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-- Cut the tube nozzle at the front marking (nozzle diameter: approximately 3 mm).

Fig 2: Cut Tube Nozzle At Front Marking

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Cover with 15 bolts

Fig 3: Identifying Silicon Sealing Compound

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-- Apply the Silicone Sealant: D 174 003 A2 to the clean sealing surface -arrow 1- and on the edges -arrows 2- of the new cover as shown.

Sealant bead thickness: 2 to 3 mm.

-- Immediately attach the cover and tighten the bolts.

Fig 4: 15 Bolts Timing Chain Cover Tightening Sequence

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NOTE:

Tighten the bolts -3 and 6- with an additional turn after installing the vibration damper. The bolts must be removed again to install the vibration damper.

-- Tighten the bolts -1 through 15- in the sequence shown. Refer to OVERVIEW - TIMING CHAIN COVER .

Cover with Eight Bolts

Fig 5: Identifying Silicon Sealing Compound

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-- Apply the Silicone Sealant: D 174 003 A2 to the clean sealing surface -arrow 1- and on the edges -arrows 2- of the new cover as shown.

Sealant bead thickness: 2 to 3 mm.

NOTE:

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

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

-- Immediately attach the cover and tighten the bolts.

Fig 6: Identifying 8 Bolt Timing Chain Lower Cover Bolt Tightening Sequence

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NOTE:

Tighten the bolts -1 and 4- with an additional turn after installing the vibration damper. The bolts must be removed again to install the vibration damper.

-- Tighten the bolts -1 through 8- in the sequence shown. Refer to OVERVIEW - TIMING CHAIN COVER .

Continuation for Both Versions

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

-- Install the Oil Pressure Regulation Valve -N428-. Refer to Oil Pressure Regulation Valve -N428-, REMOVING AND INSTALLING .

-- Install the ribbed belt tensioner. Refer to SUB-ASSEMBLY BRACKET, REMOVING AND INSTALLING .

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

-- Install the right front wheel housing liner. Refer to FRONT WHEEL HOUSING LINER, REMOVING AND INSTALLING .

-- Fill with engine oil and then check the level. Refer to ENGINE OIL, DRAINING, REPLACING OIL FILTER AND FILLING ENGINE OIL .

Tightening Specifications

Fig 7: Engine Support - Tightening Specification and Sequence

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