Camshaft Timing Chain, Removing and Installing: Installing

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NOTE: The painted links of the timing chain must be positioned on the markings on the chain sprockets.

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Mount the timing chain on the intake camshaft.
Mount the timing chain on the exhaust camshaft.
Lay the timing chain on the crankshaft and hold it there.
Install the guide rail -2- and tighten the bolts -1-.

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Install the upper guide rail -arrow-.

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With Wrench Clearance:

The help of a second technician is necessary for the following step.

Turn the exhaust camshaft in direction of -arrow 1-, slide the - T40271/1- out of the chain sprocket splines in direction of -arrow 2-.

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Continue to hold the camshaft and install the camshaft timing chain tensioning rail. Tighten the bolt -A-.
Remove the -T40271/1-.

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Without Wrench Clearance:

The help of a second technician is necessary for the following step.

Turn the exhaust camshaft with the -T10172A- slightly in direction of -arrow A- and push the -T40271/1- from the chain sprocket splines in direction of -arrow B-.
Remove the -T40271/1-.
Release the camshaft in the direction -C-, until the timing chain touches the guide rail -1-. Hold the camshaft firmly in this position, install the tensioning rail -2- and tighten the bolt -3-.

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All Versions:

Turn the intake camshaft in direction of -arrow 1-, slide the - T40271/2- out of the chain sprocket splines in direction of -arrow 2- and release the camshaft.
Remove the -T40271/2-.

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Check that the position of the colored chain link is aligned to the markings.

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Remove the -T40271/2-.
Check that the position of the colored chain link is aligned to the markings.

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Install the drive chain for the oil pump and the chain tensioner. Tighten the bolt -1- and remove the -T40011-.

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Install the bolts -arrows- and tighten them. Tightening specifications. Refer to Cylinder Head - Tightening Specification and Sequence .

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Lubricate the hole -arrow- with engine oil.

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- Carefully mount the bearing bracket without tilting it.
Attach the bearing mount and install the bolts -arrows- all the way by hand.
Depending on the version, remove either the -T40011- or the -T40267-.
Tighten the bearing bracket bolts -arrows-. Refer to Overview - Camshaft Timing Chains .

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Install the control valve -item 6-. Tightening specifications: 35 Nm

Further installation is performed in reverse order of removal, while noting the following:

Install the -T10531/3-. In the "TDC point" the flat area -1- points upward. Install the -T10531/4-. Turn the crankshaft using a 32 mm open end wrench twice in the direction of engine rotation.

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NOTE: Due to the ratio, the painted chain links no longer match up after the engine has been turned.

Remove the turning over tool and install the lower timing chain cover. Refer to LOWER TIMING CHAIN COVER, REPLACING .
Install the upper timing chain cover. Refer to UPPER TIMING CHAIN COVER, REMOVING AND INSTALLING .