Disassembly
2AR-FXE ENGINE MECHANICAL: ENGINE UNIT: DISASSEMBLY
1. REMOVE ENGINE COVER JOINT
(a) Remove the 3 engine cover joints.
2. REMOVE SPARK PLUG Removal
3. REMOVE KNOCK CONTROL SENSOR Removal
4. REMOVE ENGINE COOLANT TEMPERATURE SENSOR Removal
5. REMOVE ENGINE OIL PRESSURE SWITCH ASSEMBLY Removal
6. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY Removal
7. REMOVE CAMSHAFT POSITION SENSOR Removal
8. REMOVE OIL FILLER CAP SUB-ASSEMBLY
(a) Remove the oil filler cap sub-assembly from the cylinder head cover sub-assembly.
9. REMOVE OIL FILLER CAP GASKET
(a) Remove the oil filler cap gasket from the oil filler cap sub-assembly.
10. REMOVE CRANKSHAFT POSITION SENSOR Removal
11. REMOVE VENTILATION VALVE SUB-ASSEMBLY Removal
12. REMOVE VENTILATION CASE SUB-ASSEMBLY
(a) Remove the 8 bolts and 2 nuts.
(b) Remove the ventilation case by prying between the ventilation case and cylinder block with a screwdriver.
NOTICE:
Be careful not to damage the contact surfaces of the cylinder block and ventilation case.
HINT
Tape the screwdriver tip before use.
13. REMOVE SEPARATOR CASE
(a) Remove the 2 bolts, separator case and gasket.
14. REMOVE CRANKSHAFT PULLEY
(a) Using SST, hold the crankshaft pulley and loosen the pulley bolt. Further loosen the bolt until 2 or 3 threads are screwed into the crankshaft.
Text in Illustration
SST : 09213-54015
SST : 09330-00021
SST : 91551-80650
(b) Using SST and the pulley bolt, remove the crankshaft pulley.
Text in Illustration
SST : 09950-50013
09951-05010
09952-05010
09953-05020
09954-05011
HINT
Apply a lubricant to the threads and end of SST.
15. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY
(a) Remove the 16 bolts, 3 seal washers, cylinder head cover sub-assembly and cylinder head cover gasket.
(b) Remove the 2 gaskets from the camshaft bearing caps.
16. REMOVE STUD BOLT
NOTICE:
If a stud bolt is deformed or its threads are damaged, replace it.
(a) Using an E6 "TORX" socket wrench, remove the 3 stud bolts from the cylinder head cover sub-assembly.
17. REMOVE SPARK PLUG TUBE GASKET
(a) Using a screwdriver, pry out the 4 spark plug tube gaskets.
Text in Illustration
NOTICE:
Be careful not to damage the cylinder head cover.
HINT
Tape the screwdriver tip before use.
18. REMOVE ENGINE MOUNTING BRACKET RH Removal
19. REMOVE TIMING CHAIN COVER SUB-ASSEMBLY Removal
20. REMOVE OIL PUMP RELIEF VALVE PLUG
(a) Using a 14 mm hexagon wrench, remove the oil pump relief valve plug and gasket.
21. REMOVE TIMING CHAIN COVER PLATE
(a) Remove the 4 bolts, timing chain cover plate and gasket.
22. REMOVE TIMING CHAIN COVER OIL SEAL Removal
23. SET NO. 1 CYLINDER TO TDC/COMPRESSION Removal
24. REMOVE TIMING CHAIN GUIDE Removal
25. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY Removal
26. REMOVE CHAIN TENSIONER SLIPPER Removal
27. REMOVE CHAIN SUB-ASSEMBLY
(a) Remove the chain sub-assembly.
28. REMOVE NO. 1 CHAIN VIBRATION DAMPER Removal
29. REMOVE CRANKSHAFT TIMING SPROCKET
(a) Remove the crankshaft timing sprocket from the crankshaft.
30. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY Removal
31. REMOVE CAMSHAFT TIMING SPROCKET Removal
32. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY Removal
33. REMOVE CAMSHAFT BEARING CAP Removal
34. REMOVE OIL CONTROL VALVE FILTER
(a) Remove the oil control valve filter from the No. 1 camshaft bearing cap.
35. REMOVE CAMSHAFT Removal
36. REMOVE NO. 1 CAMSHAFT BEARING
(a) Remove the No. 1 camshaft bearing from the No. 1 camshaft bearing cap.
37. REMOVE NO. 2 CAMSHAFT BEARING
(a) Remove the No. 2 camshaft bearing from the camshaft housing sub-assembly.
38. REMOVE STUD BOLT
NOTICE:
If a stud bolt is deformed or its threads are damaged, replace it.
(a) Using an E8 "TORX" socket wrench, remove the stud bolt from the camshaft housing sub-assembly.
39. REMOVE CAMSHAFT BEARING CAP SETTING RING PIN
NOTICE:
It is not necessary to remove the ring pin unless it is being replaced.
(a) Remove the 10 camshaft bearing cap setting ring pins from the camshaft housing sub-assembly.
40. REMOVE STRAIGHT PIN
NOTICE:
It is not necessary to remove the straight pin unless it is being replaced.
(a) Remove the 2 straight pins from the camshaft housing sub-assembly.
41. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY Removal
42. REMOVE VALVE LASH ADJUSTER ASSEMBLY Removal
43. REMOVE VALVE STEM CAP Removal
44. REMOVE CYLINDER HEAD SUB-ASSEMBLY Removal
45. REMOVE CYLINDER HEAD GASKET Removal
46. REMOVE CYLINDER BLOCK WATER JACKET SPACER
(a) Remove the cylinder block water jacket spacer from the cylinder block.
NOTICE:
Be sure to remove the water jacket spacer. If it is not removed, it may fall and become damaged when the cylinder block is inverted.
47. REMOVE OIL FILTER CAP ASSEMBLY Replacement
48. REMOVE OIL PAN DRAIN PLUG
(a) Remove the oil pan drain plug and gasket from the oil pan sub-assembly.
49. REMOVE OIL PAN SUB-ASSEMBLY
(a) Remove the 11 bolts and 2 nuts.
Text in Illustration
(b) Insert the blade of an oil pan seal cutter between the oil pan and stiffening crankcase, cut off the applied sealer and remove the oil pan.
NOTICE:
* Be careful not to damage the stiffening crankcase contact surface of the oil pan.
* Be careful not to damage the stiffening crankcase flange.
50. REMOVE OIL STRAINER SUB-ASSEMBLY
(a) Remove the 3 bolts, oil strainer sub-assembly and gasket.
51. REMOVE NO. 1 OIL PAN BAFFLE PLATE
(a) Remove the 5 bolts and No. 1 oil pan baffle plate.
52. INSPECT CRANKSHAFT BACKLASH
(a) Using a dial indicator, measure the backlash of the crankshaft and balance shaft as shown in the illustration.
Standard backlash:
0.05 to 0.20 mm (0.00197 to 0.00787 in.)
Maximum backlash:
0.20 mm (0.00787 in.)
If the backlash is more than the maximum, replace the engine balancer assembly.
53. REMOVE ENGINE BALANCER ASSEMBLY
(a) Remove the 7 bolts and engine balancer assembly.
NOTICE:
Do not disassemble the engine balancer.
54. INSPECT NO. 1 BALANCE SHAFT THRUST CLEARANCE Engine Unit
55. INSPECT NO. 2 BALANCE SHAFT THRUST CLEARANCE Engine Unit
56. REMOVE STIFFENING CRANKCASE ASSEMBLY
(a) Remove the 7 bolts.
(b) Using a screwdriver, remove the stiffening crankcase by prying between the stiffening crankcase and cylinder block at the places shown in the illustration.
Text in Illustration
NOTICE:
Be careful not to damage the contact surfaces of the cylinder block and stiffening crankcase.
HINT
Tape the screwdriver tip before use.
57. REMOVE STUD BOLT
NOTICE:
If a stud bolt is deformed or its threads are damaged, replace it.
(a) Using an E5 and E8 "TORX" socket wrench, remove the 3 stud bolts from the stiffening crankcase assembly.
58. REMOVE RING PIN
NOTICE:
It is not necessary to remove the ring pin unless it is being replaced.
(a) Remove the 2 ring pins from the stiffening crankcase assembly.
59. REMOVE REAR ENGINE OIL SEAL
(a) Remove the rear engine oil seal from the cylinder block.
