Astra L4-1.8L (2009)
*
Disconnect the wiring harness connector.
*
Push back the heat shield.
*
Remove the oil pressure switch/sensor.
Installation Procedure
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
1. Install the oil pressure switch/sensor.
Tighten the oil pressure switch/sensor to 20 Nm (15 lb ft).
*
Install the wiring harness plug.
*
Install the heat shield.
2. Vehicles with air conditioning-Attach the compressor.
Tighten the 3 bolts to 22 Nm (16 lb ft).
3. If equipped with air conditioning, attach the drive belt. Refer to Drive Belt Replacement (See: Engine, Cooling and Exhaust/Engine/Drive Belts,
Mounts, Brackets and Accessories/Drive Belt/Service and Repair).
4. Lower the vehicle by its full height.
5. Inspect the engine oil level and correct if necessary.
6. Close the hood.