Tensioning an existing camshaft timing belt

All timing belts

8. Using fingers only, fit timing belt over crankshaft gear and then over camshaft gears, keeping belt taut between crankshaft gear and exhaust camshaft gear.
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 front cover. See this section.

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

12. Raise engine on jack and tighten bolts securing engine to mounting to 155 Nm.
13. Remove jack.
14. Remove locking tool 18G 1570.

Adjust

Tensioning an existing camshaft timing belt

1. Loosen tensioner pulley Allen screw¹/₂ turn.
2. Loosen tensioner backplate bolt¹/₂ 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.