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Cylinder head: Removing and installing >
< Cylinder head: Removing and installing
Leon Mk1
Power unit
1,9 l SDi engine, mechanics
Engine cylinder head, valve gear
Cylinder head: Removing and installing
Cylinder head: Removing and installing
Removal
Removal
–
Place the vehicle on an elevator bridge.
–
With the ignition switched off disconnect battery earth strap.
–
Remove upper and lower drive train protection assembly.
–
Remove the expansion tank cap and drain the coolant (elevate the vehicle if necessary)
→ Chapter
.
–
Remove the following elements from the air filter-air intake hose assembly:
1 -
Intake air temperature sender connector
2 -
Pressure connection hose
3 -
Fixing clamp from the air intake hose to the intake manifold
4 -
The circlips which secure the air filter assembly to the bodywork and separate this
–
Remove the hoses from:
1 -
EGR valve
2 -
Throttle drive lung
–
Raise the vehicle and remove the nuts that secure the exhaust pipe to the manifold.
–
Separate the following elements from the cylinder head:
1 -
Oil pressure switch connector
2 -
Multiple connector support
3 -
Coolant sleeve
4 -
Coolant sleeve
–
Loosen and separate the injection pipes using the -U-40072- tool. Do not modify the shape of the tubes.
–
Remove the return fuel hose from its fixing to the injector.
–
Disconnect the connector assembly from pre-heating plugs.
–
Remove the sleeves from their fixing to the coolant distributor
-1-
, use the -T20029- pliers.
–
Disconnect the temperature sender connector.
–
Separate breather pipe from engine sump
-arrows-
.
–
Detach the cylinder head cover, remove the gasket.
–
Release the securing clips
-1-
remove the star-head screw
-2-
and remove the upper protection of the toothed belt.
–
Remove the toothed belt
→ Chapter
.
–
Remove the camshaft toothed wheel.
–
Extract the bolts securing the rear toothed belt guard of the cylinder head.
–
Remove the cylinder head securing bolts according to the established order. Use tool -U-40020-.
–
Remove the cylinder head assembly.
Power unit
1,9 l SDi engine, mechanics
Engine cylinder head, valve gear
Cylinder head: Removing and installing
Cylinder head: Removing and installing
Cylinder head: Removing and installing >
< Cylinder head: Removing and installing