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Symptom: *LOW OIL PRESSURE INDICATOR ALWAYS ON POSSIBLE CAUSES ENGINE OIL PRESSURE SWITCH ENGINE OIL PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND POWERTRAIN CONTROL MODULE INSTRUMENT CLUSTER TEST ACTION APPLICABILITY 1 NOTE: Ensure that Engine oil pressure is within normal operating range. t in Sensors, read the Engine Oil Pressure Switch state. Does the Engine Oil Pressure Switch status read 9Closed9? All Yes → Go To 2 No → Replace the Instrument Cluster in accordance with the Service Information. 2 Turn the ignition off. t in Sensors, read the Engine Oil Pressure Switch status. Does the Engine Oil Pressure Switch status read 9Closed9? All Yes → Go To 3 No → Replace the Engine Oil Pressure Switch in accordance with the Service Information. 3 Turn the ignition off. All Yes → Repair the Engine Oil Pressure Switch Sense circuit for a short to ground. No → Replace the Powertrain Control Module in accordance with the Service Information. 166 INSTRUMENT CLUSTER |