Timing belt replacement: Mitsubishi Space wagon '98 2.4 (4G64)

🧭 Before you start

• Timing position: the crankshaft or camshaft is set and locked during this job
• Special tools named: locking pin, torque wrench

Don't miss

• Always check the timing marks before timing belt removal
• The engine must be cold before timing belt adjustment
• Use a wrench to counterhold

🔧 Engine codes this applies to

📋 Procedure

Preparation and removal

1. Always check the timing marks before timing belt removal
2. Note: The engine must be cold before timing belt adjustment
3. Note: Avoid bending, torsion or traction
4. Remove the ancillary drive belts
5. Remove the crankshaft pulley

6. Use a trolley jack to support the engine
7. Repeat the procedure if required
8. Check the condition of the tensioner; renew if necessary
9. Check the timing marks
10. Remove the plug
11. Lock the balance shaft by inserting a pin in the hole on the front left side of the cylinder block
12. Diameter
13. If the pin cannot be inserted to the specified limit, turn the balance shaft 1 revolution clockwise
14. Loosen the timing belt tensioner adjustment bolt
15. Remove the coolant pump pulley
16. Remove the timing belt covers
17. Align the timing marks
18. Loosen the tensioner pulley
19. Push the tensioner pulley away from the timing belt
20. Remove the timing belt
21. Remove the tensioner
22. Balance shaft timing
23. Loosen the tensioner pulley
24. Remove the crankshaft gearwheel
25. Note: Use a wrench to counterhold
26. Remove the crankshaft position sensor
27. Remove the crankshaft gearwheel
28. Remove the crankshaft position sensor ring
29. Remove the tensioner pulley
30. Remove the balance shaft drive belt

Installation and checks

31. Note: Keep tension on the timing belt
32. Fit the crankshaft position sensor ring
33. Refit the crankshaft gearwheel
34. Check for correct fitting
35. Tighten the crankshaft gearwheel bolt
36. Lubricate lightly using engine oil
37. The force needed should be approximately (N)
38. Compress the tensioner
39. Lock the tensioner; use a locking pin
40. Fit the locked tensioner
41. Fit the timing belt anti-clockwise, starting at the crankshaft gearwheel
42. Fit the timing belt on the right-hand camshaft gearwheel
43. Fit the clip to keep the belt in position
44. Fit the timing belt on the left-hand camshaft gearwheel
45. Keep the camshaft gearwheels aligned with the timing marks
46. Fit the timing belt onto the tensioner pulley
47. Remove the clips
48. Turn the tensioner as shown
49. Push the tensioner pulley against the timing belt
50. Fit the special tool
51. Screw in the tool until the tensioner locking pin can be removed
52. Remove the special tool
53. Tighten the tensioner bolt
54. Remove the balance shaft locking pin
55. Turn the engine 1/4 rotation anti-clockwise
56. Turn the crankshaft clockwise to align the timing marks
57. Fit the tensioning tool
58. Use a torque wrench to adjust the timing belt tension
59. The tension is set at a torque of:
60. Tighten the tensioner bolt
61. Turn the crankshaft clockwise 2 rotations
62. Wait for 15 minutes
63. Align the timing marks
64. Measure the protrusion of the tensioner push rod from the housing end
65. Measurement value
66. If the measurements are out of tolerance:
67. Repeat the procedure
68. Refit the timing belt covers
69. Refit the coolant pump pulley
70. Refit the right-hand engine support
71. Refit the crankshaft pulley
72. Refit the engine upper cover
73. Note: Turn the engine clockwise

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