Replace Toothed Belt Opel Astra H

Diesel Engine 4 illustrations ~360 words

Note. The mark on the camshaft sprocket (1) must align with the mark on the cylinder head cover (2).

3. Remove toothed belt (1) • Slacken the toothed belt tension roller – Loosen bolt (2)

Note. Mark direction of rotation.

5. Clean the thread
6. Install toothed belt tension roller • Insert tension roller in guide • Screw in bolt

Note. Insert bolt with locking compound (red). The maximum installation time including torque check is 10 minutes.

Note. The mark on the camshaft sprocket must align with the mark on the cylinder head cover.

8. Install toothed belt • Observe prescribed direction of rotation • Position toothed belt

Important. Tightened end (1) must be taut

9. Raise vehicle by its full height
10. Tension the toothed belt • Screw in bolt (6) • Tension toothed belt tension roller • Tighten bolt, toothed belt tension roller (3) 25 Nm

Note. Push adjusting lever in direction of arrow with a screwdriver (5) until pointer (4) of toothed belt tension roller aligns with mark (2).

11. Check crankshaft setting with EN-46788 • Unscrew oil pump bolt (arrow) • Tighten stud bolt (1) EN-46788 • Attach positioning disk (4) EN-46788 – Screw in bolt (3) – Screw in nut (2) • Remove positioning disk EN-46788

12. Lower vehicle by its full height
13. Timing, Check • Turn crankshaft 720° in the direction of rotation of the engine • Check camshaft position – The mark on the camshaft sprocket must align with the mark on the cylinder head cover.
14. Raise vehicle by its full height
15. Check crankshaft setting with EN-46788 • Attach positioning disk EN-46788 – Screw in bolt – Screw in nut • Remove positioning disk and stud bolt EN-46788 • Tighten oil pump bolt 9 Nm

Note. If EN-46788 cannot be fitted, repeat the toothed belt positioning procedure

Replace Toothed Belt Opel Astra H

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