Diesel Data: Automotive Repair

Cylinder Head - Removal






REMOVAL

RIGHT CYLINDER HEAD





1. Perform the fuel system pressure relief procedure Service and Repair.
2. Disconnect and isolate the negative battery cable.
3. Drain the cooling system Service and Repair
4. Remove the air cleaner element housing Air Cleaner Body - Removal





5. Remove the upper intake manifold (1) including the wiper module, strut tower support and EGR tube Intake Manifold - Removal.





6. Remove the fuel rail (1) and lower intake manifold Intake Manifold - Removal.










7. Remove the accessory drive belt (6) Serpentine Accessory Drive Belt - Removal.
8. Remove the accessory drive belt idler pulley Accessory Drive Idler Pulley - Removal.
9. Remove the accessory drive belt tensioner (1) Accessory Drive Belt Tensioner - Removal





10. Remove three power steering pump mounting bolts (1) through the access holes in the pulley and reposition the power steering pump (3).










11. Remove the upper radiator hose (3).
12. Disconnect the cooling fan electrical connector (2).
13. Remove the cooling fan mounting bolts.
14. Remove the radiator cooling fan assembly (1) from the vehicle.










15. Remove the crankshaft damper bolt.
16. Remove the crankshaft damper using Puller 1023 (1) and Crankshaft Insert 9020 (2).










17. Remove the upper timing belt cover fasteners and remove the front upper timing belt cover (2).
18. Remove the lower timing belt cover fasteners and remove the front lower timing belt cover (7).





19. Raise and support the vehicle on a hoist Maintenance.
20. Disconnect both upstream and downstream (2) oxygen sensor harness connectors.
21. Remove the front exhaust pipe to exhaust manifold mounting nuts (1).




TIMING GEAR ALIGNMENT





22. Lower the vehicle.
23. Rotate the engine to TDC and align timing belt marks (1,8,9).
24. Remove the timing belt tensioner (12) and reset the tensioner Engine Timing Tensioner - Removal.
25. Remove the timing belt (4) Timing Belt & Sprockets - Removal.





26. Unlock and disconnect the electrical connector from the EGR valve.





27. Remove the EGR valve mounting bolts (2) and remove the EGR valve (3).





28. Disconnect and remove the three ignition coils (2) Ignition Coil - Removal.
29. Lift up on the wire harness track retaining tabs (4).
30. Remove the right cylinder head cover to cylinder head ground strap and the electrical connector from the capacitor (3).
31. Completely loosen the cylinder head cover retaining bolts and remove the cylinder head cover.










32. Remove the rocker arm assembly bolts and remove the right rocker arm assembly (2) Valve Rocker Arm - Removal.





33. Remove three bolts (2) and the right rear camshaft thrust plate (1).





34. Counterhold the cam gear and remove the right cam gear retaining bolt.
35. Push the camshaft out of the back of the cylinder head approximately 3.5 inches and remove the cam gear.





36. Remove the three inner timing cover to right cylinder head retaining bolts (1).





37. Remove the cylinder head bolts in REVERSE of the tightening sequence shown.





38. Push the camshaft (5) out of the back of the cylinder head approximately 3.5 inches and remove the cylinder head.
39. Clean and inspect all mating surfaces. If replacing the cylinder head assembly, transfer the capacitor and the exhaust manifold.

LEFT CYLINDER HEAD





1. Perform the fuel system pressure relief procedure Service and Repair.
2. Disconnect and isolate the negative battery cable.
3. Drain the cooling system Service and Repair
4. Remove the air cleaner element housing Air Cleaner Body - Removal





5. Remove the upper intake manifold (1) including the wiper module, strut tower support and EGR tube Intake Manifold - Removal.





6. Remove the fuel rail (1) and lower intake manifold Intake Manifold - Removal.










7. Remove the accessory drive belt (6) Serpentine Accessory Drive Belt - Removal.
8. Remove the accessory drive belt idler pulley Accessory Drive Idler Pulley - Removal.
9. Remove the accessory drive belt tensioner (1) Accessory Drive Belt Tensioner - Removal





10. Remove three power steering pump mounting bolts (1) through the access holes in the pulley and reposition the power steering pump (3).










11. Remove the upper radiator hose (3).
12. Disconnect the cooling fan electrical connector (2).
13. Remove the cooling fan mounting bolts.
14. Remove the radiator cooling fan assembly (1) from the vehicle.










15. Remove the crankshaft damper bolt.
16. Remove the crankshaft damper using Puller 1023 (1) and Crankshaft Insert 9020 (2).










17. Remove the upper timing belt cover fasteners and remove the front upper timing belt cover (2).
18. Remove the lower timing belt cover fasteners and remove the front lower timing belt cover (7).





19. Raise and support the vehicle on a hoist Maintenance.
20. Disconnect both upstream and downstream (3) oxygen sensor harness connectors (1).
21. Remove the front exhaust pipe to exhaust manifold mounting nuts (2).




TIMING GEAR ALIGNMENT





22. Lower the vehicle.
23. Rotate the engine to TDC and align timing belt marks (1,8,9).
24. Remove the timing belt tensioner (12) and reset the tensioner Engine Timing Tensioner - Removal.
25. Remove the timing belt (4) Timing Belt & Sprockets - Removal.





26. Remove the left cylinder head cover to cylinder head ground strap (3).
27. Disconnect the wire harness connectors from the ignition coils (1). Release the wire harness track retainer tabs from the cylinder head cover.
28. Remove the left ignition coils (2) Ignition Coil - Removal.





29. Remove eight bolts (2) and remove the left cylinder head cover (1).










30. Remove the rocker arm assembly bolts and remove the left rocker arm assembly (2) Valve Rocker Arm - Removal.





31. Remove three bolts (2) and the left camshaft thrust plate (1).










32. Counterhold the left cam gear and remove the cam gear retaining bolt.
33. Push the camshaft out of the back of the cylinder head approximately 3.5 inches and remove the cam gear.





34. Remove the four inner timing cover to left cylinder head retaining bolts (1) and (2).





35. Remove the cylinder head bolts in REVERSE of the tightening sequence shown.
36. Push the camshaft out of the back of the cylinder head approximately 3.5 inches and remove the cylinder head.
37. Clean and inspect all mating surfaces. If replacing the cylinder head, transfer the exhaust manifold.
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