P252A Code: Meaning, Causes, and Symptoms | OBD2 Codes

P252A – Engine Oil Quality Sensor Circuit


P252A Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


P252A Possible Causes


Faulty Engine Oil Quality Sensor,Engine Oil Quality Sensor harness is open or shorted,Engine Oil Quality Sensor circuit poor electrical connection


P252A Description


The Powertrain Control Module (PCM) monitors the Engine Oil Quality Sensor Circuit. The PCM sets the OBDII code when the Engine Oil Quality Sensor signal is out of factory specifications.