Cylinder head, removing
- Engine in vehicle
NOTE:
- Secure all hose connections with the correct hose clips (same as original equipment).
- All cable ties which are opened or cut open when removing must be replaced in the same position when installing.
- Obtain radio anti-theft code on vehicles with coded radio.
- With ignition switched off disconnect battery Ground (GND) strap.
- Draining cooling system. Refer to Draining
- Remove intake manifold. Refer to Intake manifold, removing and installing .
- Disconnect coolant pipe from thermostat housing only. Refer to Coolant line, removing and installing .
- Remove front exhaust pipe. Refer to Front exhaust pipe, removing and installing .
- Unbolt coolant pipe flange from cylinder head (left) and place it to one side.
- Disconnect connectors on ignition coils.
- Unclip/release all pipes and hoses on the cylinder head and move clear.
- Unbolt turbocharger from exhaust manifold.
- Remove bolts of heat shield on back side of cylinder head.
- Remove ribbed belt and tensioning element. Refer to Ribbed belt, removing and installing .
- Remove toothed belt guard (upper). Refer to Toothed belt, removing and installing .
- Set crankshaft to markings for TDC of No. 1 cylinder (arrows) by turning central bolt on crankshaft sprocket in direction of rotation.
- Remove bolts (left-hand arrows) and remove coolant expansion tank together with hoses.
- Remove bolt (right-hand arrow) and remove power steering reservoir. Do not disconnect the hoses.
- Screw M5x55 stud -1- into toothed belt tensioning element. Screw hexagonal nut -2- onto stud -1- using a large washer -3-.
- Tension pressure piston of tensioning element only until it can be secured with a locking pin (e.g. from lifting appliance 2024 A) (arrow).
NOTE:
If it is not possible to insert the locking pin, carefully tension the pressure piston of the tensioning element just enough to allow the toothed belt to be removed.
- Take toothed belt off camshaft sprocket.
- Unbolt ignition coils.
- Remove cylinder head cover. Refer to Cylinder head, removing and installing .
- Maintain sequence when loosening and tightening cylinder head bolts.
- Remove cylinder head.