Timing belt replacement: Peugeot 306 (DW8, DW8B)

🧭 Before you start

Fits: platform codes 1.9, D

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

Don't miss

• The movement of the gearwheel in relation to the belt must not be more than one tooth space
• Loosen the camshaft gearwheel bolts slightly but ensure the gearwheel can rotate freely
• Loosen the injection pump gearwheel and ensure it rotates freely
• Ensure the camshaft gearwheel can rotate freely

🔧 Engine codes this applies to

📐 34 workshop diagrams for DW8(WJZ)

Real factory drawings for this job — timing marks, bolt locations and routing. Locked in the free view.

📋 Procedure

Preparation and removal

1. Before disconnecting the battery cable, check the audio system security code
2. Unless otherwise advised by the manufacturer, the following procedures are recommended:
3. Disconnect the fuel lines
4. Disconnect the accelerator cable
5. Injection pump locking pin:

6. Note: The movement of the gearwheel in relation to the belt must not be more than one tooth space
7. Position the tensioner pulley against the timing belt
8. Tighten the tensioner bolt finger-tight
9. Remove the crankshaft pulley
10. Fit the tension gauge
11. Remove the flywheel locking tool
12. Remove the reaction link
13. Attach the engine to a hoist
14. Protect the radiator
15. Repeat the procedure if required
16. Lower the engine slightly
17. Remove the crankshaft TDC positioning tool
18. Turn the crankshaft to TDC for cylinder 1
19. Remove the injection pump locking pin
20. Fit the crankshaft TDC locking pin
21. Fit the camshaft locking pin
22. Loosen the camshaft gearwheel bolts slightly but ensure the gearwheel can rotate freely
23. Loosen the injection pump gearwheel and ensure it rotates freely
24. Remove the timing belt

Installation and checks

25. Fit the gauge
26. Turn the tensioner pulley anti-clockwise
27. The tension is set when the tension gauge indicates a value of:
28. Ensure the camshaft gearwheel can rotate freely
29. Tighten the camshaft and injection pump gearwheel bolts
30. Loosen the injection pump gearwheel and ensure it rotates freely
31. Remove all the locking tools
32. Turn the engine 2 rotations clockwise
33. Fit the crankshaft TDC locking pin
34. Fit the gauge
35. The tension is set if the tension gauge indicates a value between:
36. Remove the special tools
37. Refit the timing belt covers
38. Reconnect the coolant hose
39. Refit the engine support
40. Refit the reaction link
41. Fit the flywheel locking tool
42. Refit the crankshaft pulley
43. Fit the ancillary drive belt tensioner
44. Remove the flywheel locking tool
45. Refit the flywheel cover plate
46. Fit the ancillary drive belt
47. Reconnect the accelerator cable
48. Reconnect the fuel lines
49. Refit the engine cover
50. Refit the inner wing splash guard
51. Refit the front right wheel
52. Reconnect the battery
53. Repeat the procedure if required

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