Camshaft Adjuster, Removing And Installing: Removing
-- Remove the upper toothed belt guard. Refer to UPPER TOOTHED BELT GUARD, REMOVING AND INSTALLING .
-- Remove the noise insulation -1-. Refer to NOISE INSULATION, REMOVING AND INSTALLING .
There is a risk of damaging the engine by the toothed belt jumping off.
- Only turn the crankshaft in the direction of engine rotation.
-- Turn the crankshaft at the toothed belt sprocket bolt until the camshaft toothed belt sprocket is at "TDC".
-- Secure the camshaft hub with the Diesel Injection Pump Locking Pin: 3359 by inserting the pin into the fork on the drive plate -2- and into the hole behind it -1- in the cylinder head.
-- Disconnect the cylinder 1 fuel injector connector -2-.
-- Release and remove the sealing plug -1- from the cylinder head cover by turning it to the left.
-- Secure the intake camshaft with the Locking Pin: T10492 , while doing so pay attention to the following:
- The distance -a- is approximately 1 mm.
-- Remove the air filter housing. Refer to AIR FILTER HOUSING, REMOVING AND INSTALLING .
-- Release the retainer -arrow- and remove the vacuum hose -1-.
-- Free up the wires -1 and 3-.
-- Remove the bolts -arrows- and push the coolant line -2- to the left side.
-- Disconnect the connectors -3- and -4-. Remove the clamp from the housing.
-- Remove the bolts -2- and the housing -1-.
Risk of destroying the engine with the piston hook.
- If the pistons are caught the control valve must be replaced.
-- Before removing the control valve check that the small piston in the center of the control valve for ease of movement.
-- Push with a finger on the piston and check if it can be pushed in and drives back to the end position.
-- Remove the control valve -2- and remove the camshaft adjuster -1-.