Astra L4-1.8L (2009)
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
3. Install the toothed belt guide roller.
Use a new bolt.
Tighten the bolt to 25 Nm (18 lb ft).
4. Release tension on the toothed belt tensioner.
*
Apply preliminary tension clockwise to the toothed belt tension roller.
*
Remove KM-6333 .
*
Toothed belt tension pulley automatically moves to the correct position.
5. Raise the vehicle by its full height.
6. Install the toothed belt cover lower section.
Tighten the 4 bolts to 6 Nm (53 lb in).
Note: New bolt must be coated with screw locking compound (red).
7. Install the torsional vibration balancer.
Use a new bolt.
Tighten the bolt to 95 Nm (70 lb ft) plus 30 degrees plus 15 degrees.
8. Remove KM-6625 .
*
Detach the screwed connection.
*
Tighten the bolted connection.
*
Use new nuts.
9. Lower the vehicle by its full height.
10. Remove MK-6340 .
11. Timing, Check
Note: Note marking, camshaft sprockets.
*
Turn the crankshaft 720 degrees in the direction of engine rotation by the bolt on the torsional vibration damper.
*
Insert MK-6340 (1, 2) in the camshaft adjuster as shown.
