1. Turn the ignition switch to the ON position and verify that the oil pressure gauge reading indicates L or below.
2. Start the engine and verify that the oil pressure gauge operates.
If the oil pressure gauge does not operate, inspect the related wiring harness.
If the related wiring harness is normal, inspect the oil pressure. (See OIL PRESSURE INSPECTION [LF],)
If the oil pressure is normal, replace the oil pressure switch.