P0520 OBD Code Definition:
P0520 Engine Oil Pressure Sensor/Switch Circuit Malfunction
P0520 OBD Code Description:
OBD Code P0520
Engine Oil Pressure Sensor/Switch Circuit
What’s mean?
OBD2 Code P0520 Definition:
The PCM continuously monitors the engine oil pressure. The Oil Pressure Sensor/Switch sends a signal to the PCM when the engine is running.
Symptoms
Possible sumptoms of P0520
– Engine Light ON (or Service Engine Soon Warning Light) – Oil pressure warning light ON.
Possible Causes
Possible causes of P0520
– Low oil level or motor mechanical fault – Open or short oil level sensor circuit condition – Poor oil level sensor electrical connection – Faulty oil pressure sensor The Error code is generally activated on detection of the following conditions: The P0520 is detected when the circuit from oil pressure sensor to PCM is malfunction
Possible Solutions
The most likely cause is a faulty oil pressure sensor/switch