Oil Pressure Switch Inspection
- Verify that the oil pressure warning light illuminates when the ignition is switched to ON.
- Verify that the oil pressure warning light goes out when the engine is started.
- If the oil pressure warning light does not illuminate or remains illuminated, inspect the related wiring harness.
- If the related wiring harness are normal, inspect the oil pressure.
- If the oil pressure is normal, replace the oil pressure switch.