Intake Camshaft Adjuster, Removing And Installing, Vehicles With Adjustable Exhaust Camshaft: Installing

• The camshafts are secured in the "TDC point".
• The camshaft sprockets are positioned to each other.
• The crankshaft is at "TDC point".
• The guide sleeve from the camshaft adjuster must be placed on the camshaft before installing.

-- Replace the bolts that were tightened with an additional turn.

-- Replace the O-ring for the plug if it is damaged.

-- Remove the camshaft adjuster.

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-- Replace the bolts -1 and 2- for the camshaft adjuster and install them all the way.

• The camshaft sprockets must still turn on the camshafts and may not tip.

-- Position the toothed belt on the camshafts and adjust the valve timing. Refer to Installing .

Pre-Tightening Procedure 

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-- Hold the intake camshaft with the : T10554/1  and : T10172  in the position.

-- Tighten the bolt -1- in two steps to the pre-tightening specification.

-- A second technician is needed to counterhold.

Step	Intake Camshaft Adjuster Bolt	Tightening Specification
1	-1-	15 Nm
2	-1-	50 Nm

-- Hold the exhaust camshaft with the : T10554  and : T10172  in the position.

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-- Tighten the bolt -1- in two steps to the pre-tightening specification.

Step	Exhaust Camshaft Adjuster Bolt	Tightening Specification
1	-1-	15 Nm
2	-1-	50 Nm

Final Tightening Procedure 

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-- Tighten the bolt -1- for the camshaft adjuster to the final tightening specification.

Intake Camshaft Adjuster Bolt	Additional turn
-1-	135°

-- Tighten the bolt for the exhaust camshaft adjuster -1- to the final tightening specification.

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Exhaust Camshaft Adjuster Bolt	Additional Turn
-1-	135°

-- Hold the intake camshaft with the : T10554  and : T10172  in the position.

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-- Install the plug -1- and tighten to the tightening specification.

Camshaft Adjuster Plug	Tightening Specification
-1-	20 Nm

Assembling 

Assembly is performed in reverse order.

Tightening Specifications 

• Refer to OVERVIEW - TOOTHED BELT GUARD 
• Refer to OVERVIEW - TOOTHED BELT 
• Refer to OVERVIEW - CAMSHAFT HOUSING, VEHICLES WITH ADJUSTABLE EXHAUST CAMSHAFT 
• Refer to OVERVIEW - CHARGE AIR SYSTEM
• Refer to OVERVIEW - AIR FILTER HOUSING
• Refer to Figure