Technical Definition:
Engine Oil Pressure Sensor / Switch Range / Performance
Trouble Code: P0521
Address: 0x0521
System: Powertrain
Subsystem: Vehicle Speed Control, Idle Controls, and Auxiliary Inputs
Address: 0x0521
System: Powertrain
Subsystem: Vehicle Speed Control, Idle Controls, and Auxiliary Inputs
Technical Description:
Possible Causes:
Possible Symptoms:
Engine Oil Pressure Sensor/Switch Circuit Range/Performance
Possible Solutions:
OBD-II Trouble Code Type:
Diagnostic Step:
Tech Notes:
– Low oil level or motor mechanical fault
– Faulty oil pressure sensor
– Oil Pressure Sensor harness is open or shorted
– Oil Pressure Sensor circuit poor electrical connection
Specific Makes:
– Oil pressure warning light ON.