Possible causes
– Faulty Evaporative Emission System (EVAP) Pressure sensor
– EVAP purge hose/tube obstruction
– Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted
– Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection
– EVAP purge hose/tube obstruction
– Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted
– Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection
When is the obd code mean?
An excessively low voltage from the sensor is sent to Engine Control Module (ECM).
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0452 CHRYSLER OBD Code Description