Valve Stem Seals, Removing And Installing, Cylinder Head Installed: Procedure

WARNING: This page is about a different car, the 2015 Volkswagen Golf. However, it is still accessible from the selected car via links, so may be relevant.

-- Remove all glow plugs. Refer to GLOW PLUG, REMOVING AND INSTALLING .

-- Remove the camshaft housing. Refer to CAMSHAFT HOUSING, REMOVING AND INSTALLING .

-- Mark the allocation of the roller rocker lever and the hydraulic lifter so they can be installed again.

-- Remove the roller rocker lever with the hydraulic lifter and place them on a clean surface.

-- Set the piston for the respective cylinder to "bottom dead center (BDC)".

Cylinder 1, 3 and 4:

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-- Place the :VAS5161A/31 on the cylinder head.

The label -A- points to the turbocharger side.
The label -E- points to the intake manifold side.

-- Tighten the guide plate with the :VAS5161/12 by hand.

The knurled screw position, as shown

Cylinder 2:

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-- Place the :VAS5161A/31 on the cylinder head.

The label -A- points to the turbocharger side.
The label -E- points to the intake manifold side.

-- Tighten the guide plate with the :VAS5161/12 by hand.

The knurled screw position, as shown

Continued For All Cylinders:

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-- Install the :VAS5161/29-2 in the guide plate.

-- Install the :VAS5161/11 hand tight in the glow plug threads.

-- Insert the :VAS5161/3A in the guide plate and loosen the stuck valve retainers with a plastic mallet.

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-- Install the :VAS5161/6 with the :VAS5161/5 in the guide plate.

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-- Insert the :VAS5161/8 with the :VAS5161A/31-1 installed into the guide plate.

-- Connect the adapter to the compressed air using a commercially available intermediate piece and give steady pressure.

Minimum pressure: 6 bar (87.02 psi)

-- Engage the :VAS5161/2 at the engaging device and press the installation cartridge downward.

-- At the same time, turn the installation cartridge knurled bolt right until points engage in the valve retainers.

-- Move the knurled bolt left and right slightly. This presses the valve retainers apart and captures them in the assembly cartridge.

-- Release the pressure fork.

-- Remove the assembly cartridge with the sleeve.

-- Remove the valve spring and the valve spring retainer.

-- Remove the valve stem seal with the :3364 .

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CAUTION:

There is a risk of damage when installing valve stem seals.

Place the plastic sleeve -A- that is included with the new valve stem seals -B- on the valve stem.

-- Lightly oil the valve stem seal sealing lip.

-- Slide the valve stem seal onto the plastic sleeve.

-- Carefully press the valve stem seal onto the valve guide with the :3365 .

-- Remove the plastic sleeve.

If the valve retainers were removed from the assembly cartridge, they must then be inserted into the :VAS5161/18 .

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The large diameter of the valve retainers point upward.

-- Insert the valve spring and the valve spring retainer.

-- Press the assembly cartridge onto the insertion tool for the valve retainers from above and remove the valve keeper.

-- Insert the assembly cartridge into the :VAS5161A/31 again.

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-- Press the pressure fork down and pull the knurled bolt up while turning left and right. This inserts the valve retainers.

-- Release the pressure fork with the knurled bolt still raised.

-- Repeat the procedure on each valve.