Tensioning a new camshaft timing belt

Tensioning a new camshaft timing belt

1. Loosen tensioner pulley Allen screw₁¹/₂ turn.
2. Loosen tensioner backplate bolt /₂ turn.
3. Apply tension to belt by applying finger pressure to tensioner backplate.
4. With tensioner pulley against timing belt and backplate held in position, tighten tensioner backplate bolt to 10 Nm.
5. Rotate crankshaft clockwise two complete revolutions and align camshaft gear timing marks.

CAUTION: Do not use camshaft gears, gear retaining bolts or timing belt to rotate crankshaft.

6. Loosen tensioner backplate bolt and check that belt is being tensioned by tensioner spring.
7. Tighten tensioner backplate bolt to 10 Nm.
8. Tighten tensioner pulley Allen screw to 45 Nm.
9. Release tensioner spring from pillar bolt and remove spring from tensioner, discard spring.
10. Remove pillar bolt from cylinder head, discard pillar bolt.

All timing belts

11. Fit timing belt upper cover. See this section.
12. Connect battery earth lead.

CAMSHAFT TIMING BELT UPPER COVER

Service repair no - 12.65.41

Remove

1. Disconnect battery earth lead.

2. Loosen lower bolt securing camshaft timing belt upper cover to engine.
3. Remove 5 bolts securing camshaft timing belt upper cover to rear cover.
4. Remove camshaft timing belt upper cover and rubber seal.

Refit

1. Clean timing belt upper cover.
2. Fit timing belt upper cover, ensuring correct position of rubber seal.
3. Fit 5 bolts securing camshaft timing belt upper cover to rear cover and tighten to 5 Nm.
4. Tighten bolt securing camshaft timing belt top cover to engine, to 5 Nm.
5. Connect battery earth lead.