Circuit/System Verification
- Engine running, observe the scan tool Engine Oil Pressure Sensor parameter. The reading should be between 0.2-4.8 volts.
- Verify the engine oil pressure, refer to:
- Oil Pressure Diagnosis and Testing for the 2.8L, 3.0L, 3.2L or 3.6L engine
- Oil Pressure Diagnosis and Testing for the 4.8L, 5.3L, and 6.0L engines.