Part 2
ENGINE UNITCOMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
COMPONENTS:
DISASSEMBLY (STEPS 27-52)
27. REMOVE ENGINE REAR OIL SEAL
a. Place the oil seal retainer on wooden blocks.
NOTICE: Be careful not to damage the engine rear oil seal retainer.
b. Using a screwdriver and a hammer, tap out the oil seal.
HINT: Tape the screwdriver tip before use.
28. REMOVE WATER PUMP ASSEMBLY
a. Remove the 16 bolts, water pump and gasket.
29. REMOVE TIMING CHAIN COVER SUB-ASSEMBLY
a. Remove the 16 bolts and 2 nuts as shown in the illustration.
b. Remove the timing chain cover by prying between the timing chain cover and cylinder head or cylinder block with a screwdriver.
NOTICE: Be careful not to damage the contact surfaces of the cylinder head, cylinder block and chain cover.
HINT: Tape the screwdriver tip before use.
c. Remove the 4 bolts, chain cover plate and gasket.
d. Remove the gasket.
30. REMOVE TIMING CHAIN CASE OIL SEAL
a. Using a screwdriver, pry out the oil seal.
HINT: Tape the screwdriver tip before use.
31. SET NO. 1 CYLINDER TO TDC/COMPRESSION
a. Temporarily tighten the pulley set bolt.
b. Set the timing mark on the crank angle sensor plate to the RH block bore center line (TDC compression).
c. Check that the timing marks of the camshaft timing gears are aligned with the timing marks of the bearing cap as shown in the illustration.
If not, turn the crankshaft 1 revolution (360°) and align the timing marks as above.
32. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY
a. Move the stopper plate upward to release the lock, and push the plunger deep into the tensioner.
b. Move the stopper plate downward to set the lock, and insert a hexagon wrench into the stopper plate's hole.
c. Remove the 2 bolts and chain tensioner.
33. REMOVE CHAIN TENSIONER SLIPPER
a. Remove the chain tensioner slipper.
34. REMOVE CHAIN SUB-ASSEMBLY
a. Turn the crankshaft counterclockwise 10° to loosen the chain of the crankshaft timing sprocket.
b. Remove the pulley set bolt.
c. Remove the chain from the crankshaft timing sprocket and place it on the crankshaft.
d. Turn the camshaft timing gear assembly on the RH bank clockwise (approximately 60°) and set it as shown in the illustration. Be sure to loosen the chain between the banks.
e. Remove the chain.
35. REMOVE IDLE SPROCKET ASSEMBLY
a. Using a 10 mm hexagon wrench, remove the No. 2 idle gear shaft, sprocket and No. 1 idle gear shaft.
36. REMOVE NO. 1 CHAIN VIBRATION DAMPER
a. Remove the 2 bolts and vibration damper.
37. REMOVE NO. 2 CHAIN VIBRATION DAMPER
a. Remove the 2 vibration dampers.
38. REMOVE CRANKSHAFT TIMING SPROCKET
a. Remove the crankshaft timing sprocket from the crankshaft.
b. Remove the 2 pulley set keys from the crankshaft.
39. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 1)
a. While raising the No. 2 chain tensioner, insert a pin of diameter 1.0 mm (0.039 inch) into the hole to fix the No. 2 chain tensioner.
b. Hold the hexagonal portion of the camshaft with a wrench, and remove the 2 bolts and 2 camshaft timing gear assemblies.
NOTICE:
^ Be careful not to damage the cylinder head with the wrench.
^ Do not disassemble the camshaft timing gear assemblies.
c. Remove the No. 2 chain.
40. REMOVE NO. 2 CHAIN TENSIONER ASSEMBLY
a. Remove the bolt and No. 2 chain tensioner.
41. REMOVE CAMSHAFT BEARING CAP (for Bank 1)
a. Check that the camshafts are positioned as shown in the illustration.
b. Uniformly loosen and remove the 9 bearing cap bolts in the sequence shown in the illustration.
c. Uniformly loosen and remove the 14 bearing cap bolts in the sequence shown in the illustration.
NOTICE: Uniformly loosen the bolts while keeping the camshaft level.
d. Remove the 6 bearing caps.
42. REMOVE CAMSHAFT
a. Remove the camshaft.
43. REMOVE NO. 2 CAMSHAFT
a. Remove the No. 2 camshaft.
44. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY RH
a. Remove the camshaft housing sub-assembly RH by prying between the cylinder head and camshaft housing sub-assembly with a screwdriver.
NOTICE: Be careful not to damage the contact surfaces of the cylinder head and camshaft housing.
HINT: Tape the screwdriver tip before use.
45. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 2)
a. While pushing down the No. 3 chain tensioner, insert a pin of diameter 1.0 mm (0.039 inch) into the hole to fix the No. 3 chain tensioner.
b. Hold the hexagonal portion of the camshaft with a wrench, and remove the 2 bolts and 2 camshaft timing gear assemblies.
NOTICE:
^ Be careful not to damage the cylinder head with the wrench.
^ Do not disassemble the camshaft timing gear assemblies.
c. Remove the No. 2 chain.
46. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY
a. Remove the bolt and No. 3 chain tensioner.
47. REMOVE CAMSHAFT BEARING CAP (for Bank 2)
a. Check that the camshafts are positioned as shown in the illustration.
b. Uniformly loosen and remove the 8 bearing cap bolts in the sequence shown in the illustration.
c. Uniformly loosen and remove the 13 bearing cap bolts in the sequence shown in the illustration.
NOTICE: Uniformly loosen the bolts while keeping the camshaft level.
d. Remove the 5 bearing caps.
48. REMOVE NO. 3 CAMSHAFT
a. Remove the No. 3 camshaft.
49. REMOVE NO. 4 CAMSHAFT
a. Remove the No. 4 camshaft.
50. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY LH
a. Remove the camshaft housing by prying between the cylinder head and camshaft housing with a screwdriver.
NOTICE: Be careful not to damage the contact surfaces of the cylinder head and camshaft housing.
HINT: Tape the screwdriver tip before use.
51. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
a. Remove the 24 valve rocker arms.
HINT: Arrange the removed parts in the correct order.
52. REMOVE VALVE LASH ADJUSTER ASSEMBLY
a. Remove the 24 valve lash adjusters from the cylinder head.
HINT: Arrange the removed parts in the correct order.