Oil Pressure Switch Inspection

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

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. See OIL PRESSURE INSPECTION [L5] . See OIL PRESSURE INSPECTION [MZI-3.7] .
    - If the oil pressure is normal, replace the oil pressure switch.