Cylinder Head Replacement - Right
Cylinder Head Replacement - Right Side
Special Tools
* J 28410 Gasket Remover
* J 45059 Angle Meter
Removal Procedure
1. Remove the right exhaust manifold. Refer to Exhaust Manifold Replacement - Right Side (LD8) (Exhaust Manifold Replacement - Right Side)Exhaust Manifold Replacement - Right Side (LZ9 or LGD) (Exhaust Manifold Replacement - Right Side).
2. Remove the water crossover. Refer to Engine Coolant Crossover Pipe Replacement (LD8) (Service and Repair).
3. Remove the intake manifold. Refer to Intake Manifold Replacement (Service and Repair).
4. Remove the camshaft cover. Refer to Camshaft Cover Replacement - Right Side (Camshaft Cover Replacement - Right Side).
5. Remove the engine front cover. Refer to Engine Front Cover Replacement (Service and Repair).
6. Remove the right secondary camshaft drive chain. Refer to Secondary Camshaft Intermediate Drive Chain Replacement - Right Side (Secondary Camshaft Intermediate Drive Chain Replacement - Right).
7. Disconnect the engine harness electrical connector (6) from the engine coolant temperature (ECT) sensor.
8. Remove the engine harness ground terminal nut (4).
9. Remove the engine harness ground terminal (5).
10. Remove the stud attaching the exhaust manifold front pipe to the cylinder head.
11. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
12. Remove the stud attaching the right engine mount bracket to the cylinder head.
13. Loosen the bolts attaching the engine mount bracket to the transaxle.
14. Remove the bolt attaching the transaxle brace to the transaxle.
15. Lower the vehicle.
16. Remove the nuts attaching the transaxle brace to the lift bracket studs.
17. Remove the transaxle brace.
18. Remove the rear lift bracket studs.
19. Remove the rear lift bracket.
20. Remove the 3 M6 cylinder head bolts.
Note: DO NOT reuse the M11 cylinder head bolts.
21. Remove and discard the 10 M11 cylinder head bolts.
22. Remove the right cylinder head. Make sure that no locating pins are stuck in the cylinder head.
Note: You must clean the thread sealant material from the cylinder head bolt holes in the cylinder block. Failure to do so could cause false torque readings during reassembly.
23. After removing the cylinder head, remove any remaining bolt thread sealant material from the threaded cylinder block holes.
Note: DO NOT reuse the cylinder head gasket.
24. Remove and discard the right cylinder head gasket.
25. Remove all remaining gasket material from the cylinder head and cylinder block using the J 28410 .
26. Place the cylinder head on a clean, flat surface with the combustion chambers face-up in order to prevent damage to the deck face.
27. Clean and inspect the cylinder head. Refer to Cylinder Head Cleaning and Inspection (Overhaul).
Installation Procedure
1. Make sure the locating pins are securely mounted in the cylinder block deck face.
Note: Failure to remove all the old thread sealant material from the cylinder block could cause false torque readings.
2. Make sure any old thread sealant material is removed from the cylinder head bolt holes in the cylinder block.
3. Install a NEW cylinder head gasket using the locating pins for retention.
4. Align the cylinder head with the locating pins.
5. Place the cylinder head in position on the cylinder block.
6. Install NEW M11 cylinder head bolts until snug.
7. Install the M6 cylinder head bolts until snug.
Right:
Caution: Refer to Fastener Caution (Fastener Caution).
8. Tighten the M11 cylinder head bolts.
1. Tighten the bolts (1-10) a first pass in the sequence shown to 30 Nm (22 lb ft).
2. Tighten the bolts a second pass in the sequence shown an additional 70 degrees using the J 45059 .
3. Tighten the bolts a third pass in the sequence shown an additional 60 degrees using the J 45059 .
4. Tighten the bolts a final pass in the sequence shown an additional 45 degrees (total 175 degrees) using the J 45059 .
9. Tighten the M6 cylinder head bolts.
Tighten the bolts to 12 Nm (106 lb in).
10. Position the rear lift bracket to the cylinder head.
11. Install the rear lift bracket studs.
Tighten the studs to 50 Nm (37 lb ft).
12. Install the transaxle brace to the lift bracket studs.
13. Install the nuts attaching the transaxle brace to the lift bracket studs.
Tighten the nuts to 50 Nm (37 lb ft).
14. Raise the vehicle.
15. Install the bolt attaching the transaxle brace to the transaxle.
Tighten the bolt to 50 Nm (37 lb ft).
16. Install the stud attaching the right engine mount bracket to the cylinder head.
Tighten the bolt to 73 Nm (54 lb ft).
17. Tighten the bolts attaching the engine mount bracket to the transaxle.
Tighten the bolt to 73 Nm (54 lb ft).
18. Lower the vehicle.
19. Install the stud attaching the exhaust manifold front pipe to the cylinder head.
Tighten the stud to 25 Nm (18 lb ft).
20. Install the engine harness ground terminal (5) onto the stud (1).
21. Install the engine harness ground terminal nut (4).
Tighten the nut to 17 Nm (13 lb ft).
22. Connect the engine harness electrical connector (6) to the ECT sensor.
23. Install the right secondary camshaft drive chain. Refer to Secondary Camshaft Intermediate Drive Chain Replacement - Right Side (Secondary Camshaft Intermediate Drive Chain Replacement - Right).
24. Install the engine front cover. Refer to Engine Front Cover Replacement (Service and Repair).
25. Install the camshaft cover. Refer to Camshaft Cover Replacement - Right Side (Camshaft Cover Replacement - Right Side).
26. Install the intake manifold. Refer to Intake Manifold Replacement (Service and Repair).
27. Install the water crossover. Refer to Engine Coolant Crossover Pipe Replacement (LD8) (Service and Repair).
28. Install the right exhaust manifold. Refer to Exhaust Manifold Replacement - Right Side (LD8) (Exhaust Manifold Replacement - Right Side)Exhaust Manifold Replacement - Right Side (LZ9 or LGD) (Exhaust Manifold Replacement - Right Side).