Check Oil Pressure Switch

The microprocessor detected a discrepancy between actual oil pressure and the pressure switch status.

Possible causes

Low engine oil level
Defective oil pressure switch
Oil pump failure
Short circuit or damaged wiring

Recommended actions

Check oil level with the dipstick
Check pressure switch continuity
Inspect wire harness for damage
Measure actual oil pressure with an external gauge

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Other Thermo King codes

00No Alarms Exist 02Check Evaporator Coil Sensor (Zone)03Check (Control) Return Air Sensor (Zone)04Check (Control) Discharge Air Sensor (Zone)05Check Ambient Temp Sensor 06Check Coolant Temp Sensor

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