Replacement timing belt

Replacement timing belt

4. Fit pillar bolt supplied with replacement belt to cylinder head.
5. Connect spring supplied with replacement belt to pillar bolt and tensioner.

NOTE: This spring is not fitted with a sleeve.

6. Slacken backplate bolt and ensure tensioner moves fully through its adjustment range and returns under spring tension.
7. Push tensioner down to fully OFF position and tighten backplate bolt to 10 Nm.

All timing belts

8. Using fingers only, fit timing belt over crankshaft gear and then over camshaft gears, keeping belt taut from crankshaft gear and between camshaft gears.
9. Position belt using fingers only over tensioner and coolant pump drive gear.

CAUTION: If original belt is being refitted, ensure direction of rotation mark is facing correct way.

10. Check that timing belt is positioned centrally around all gears and pulley.
11. Fit timing belt lower cover. See this section.

NOTE: Do not fit timing belt upper cover at this stage.

12. Raise engine to correct height.
13. Fit bracket to engine mounting and finger tighten nut.
14. Fit bolt securing bracket to engine and tighten to 160 Nm.
15. Fit bolt securing bracket to tie bar and tighten to 80 Nm.
16. Tighten nut securing bracket to engine mounting to 85 Nm.
17. Remove jack.
18. Remove camshaft gear locking tool 18G 1570.

Tensioning an existing camshaft timing belt

1. Loosen tensioner pulley Allen screw₁¹/₂ turn.
2. Loosen tensioner backplate bolt /₂ turn.
3. Position tensioner to align reference mark on backplate and cylinder head.
4. Tighten tensioner backplate bolt to 10 Nm.
5. Tighten tensioner pulley Allen screw to 45 Nm.