Part 2

1UR-FSE ENGINE MECHANICAL: ENGINE UNIT: DISASSEMBLY

Continued From Part 1 Part 1

DISASSEMBLY

Part 2

24. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY (for Bank 1)

(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 hole.

(c) Remove the 2 bolts and chain tensioner.
25. REMOVE CHAIN TENSIONER SLIPPER (for Bank 1)
26. REMOVE NO. 1 CHAIN VIBRATION DAMPER (for Bank 1)

(a) Remove the 2 bolts and chain vibration damper.
27. REMOVE CHAIN SUB-ASSEMBLY (for Bank 1)

(a) While pushing down the No. 3 chain tensioner, insert a pin of dia1.0 mm (0.039 in.) into the hole to fix it in place.

(b) Hold the hexagonal portion of the camshaft with a wrench and loosen the bolt with a 12mm hexagon wrench.
- Be careful not to damage the cylinder head with the wrench.
- Do not disassemble the camshaft timing gear.

(c) Hold the hexagonal portion of the camshaft with a wrench and loosen the bolt.
NOTE:
Be careful not to damage the cylinder head with the wrench.

(d) Remove the 2 bolts. Then with the No. 1 and No. 2 chains still connected to the gears, remove the camshaft timing gear assembly, camshaft timing exhaust gear assembly and crankshaft timing sprocket.
(e) Remove the No. 1 and No. 2 chains from the gears.
28. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY

(a) Remove the 2 bolts and chain tensioner.
29. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY (for Bank 2)

(c) Remove the 2 bolts and chain tensioner.
30. REMOVE CHAIN TENSIONER SLIPPER (for Bank 2)
31. REMOVE NO. 1 CHAIN VIBRATION DAMPER (for Bank 2)

(a) Remove the 2 bolts and vibration damper.
32. REMOVE CHAIN SUB-ASSEMBLY (for Bank 2)

(a) While raising up the No. 2 chain tensioner, insert a pin of dia1.0 mm (0.039 in.) into the hole to fix it in place.

(b) Hold the hexagonal portion of the camshaft with a wrench and loosen the bolt with a 12 mm hexagon wrench.
- Be careful not to damage the cylinder head with the wrench.
- Do not disassemble the camshaft timing gear.

(a) Remove the 2 bolts and chain tensioner.
34. REMOVE CRANKSHAFT TIMING GEAR KEY

(a) Using a screwdriver, remove the 2 timing gear keys from the crankshaft.
35. REMOVE CAMSHAFT BEARING CAP (for Bank 2) Removal
36. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY (for Bank 2) Removal
37. REMOVE CAMSHAFT BEARING CAP (for Bank 1) Removal
38. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY (for Bank 1) Removal
39. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
(a) Remove the 32 valve rocker arms from the cylinder head.
HINT: Arrange the removed parts in the correct order.

40. REMOVE VALVE LASH ADJUSTER ASSEMBLY
(a) Remove the 32 valve lash adjusters from the cylinder head.
HINT: Arrange the removed parts in the correct order.

41. REMOVE VALVE STEM CAP
(a) Remove the 32 valve stem caps from the cylinder head.
HINT: Arrange the removed parts in the correct order.

42. REMOVE CYLINDER HEAD SUB-ASSEMBLY (for Bank 1) Removal
43. REMOVE CYLINDER HEAD SUB-ASSEMBLY (for Bank 2) Removal
44. REMOVE CYLINDER BLOCK WATER JACKET SPACER

(a) Remove the 2 cylinder block water jacket spacers from the cylinder head.
NOTE:
Be sure to remove the cylinder block water jacket spacers. Otherwise, they may fall and become damaged when the cylinder block is inverted.

45. REMOVE OIL RETURN PIPE GASKET

(a) Using a screwdriver, pry out the oil return pipe gasket.
HINT: Tape the screwdriver tip before use.

46. REMOVE NO. 1 HEAT EXCHANGER COVER

(a) Remove the 11 bolts and 2 nuts.

(b) Remove the heat exchanger by prying between the heat exchanger and cylinder block with a screwdriver.
HINT: Tape the screwdriver tip before use.

47. REMOVE VENTILATION PIPE GASKET

(a) Using a screwdriver, pry out the ventilation pipe gasket.
HINT: Tape the screwdriver tip before use.

48. REMOVE NO. 2 OIL PAN SUB-ASSEMBLY

(a) Remove the 15 bolts and 2 nuts.

(b) Insert the blade of an oil pan cutter between the oil pans. Cut through the applied sealer and remove the No. 2 oil pan sub-assembly.
NOTE:
Be careful not to damage the contact surfaces of the oil pans.

49. REMOVE OIL PAN SUB-ASSEMBLY

(a) Remove the 14 bolts and 2 nuts.
HINT: Be sure to clean the bolts and stud bolts, and check the threads for cracks or other damage.

(b) Remove the oil pan sub-assembly by prying between the oil pan and cylinder block with a screwdriver.
NOTE:
Be careful not to damage the contact surfaces of the cylinder block and oil pan sub-assembly.
HINT: Tape the screwdriver tip before use.

50. REMOVE NO. 1 OIL PAN BAFFLE PLATE

(a) Remove the 8 bolts and No. 1 oil pan baffle plate.
51. REMOVE OIL STRAINER SUB-ASSEMBLY

(a) Remove the 2 bolts, oil strainer sub-assembly and O-ring.
52. REMOVE ENGINE REAR OIL SEAL RETAINER

(a) Remove the 6 bolts.

(b) Using a screwdriver, pry out the engine rear oil seal retainer.
HINT: Tape the screwdriver tip before use.

53. REMOVE OIL DRAIN PIPE SUB-ASSEMBLY

(a) Remove the bolt and oil drain pipe sub-assembly.
(b) Remove the O-ring.
54. REMOVE NO. 1 VENTILATION CONNECTOR

(a) Remove the No. 1 ventilation connector.
HINT: When removing the No. 1 ventilation connector, the ventilation tube may separate from the No. 1 ventilation connector. If this occurs, be sure to remove it from the cylinder block.
If the ventilation tube comes off, check for deformation and damage. If normal, attach the ventilation tube to the No. 1 ventilation connector. If deformed or damaged, replace the No. 1 ventilation connector assembly.