P0452 2008 FORD FUSION - EVAP Pressure Sensor/Switch Low
Faulty Fuel Tank Pressure Sensor
Fuel Tank Pressure Sensor Harness is Open or Shorted
Fuel Tank Pressure Sensor Circuit Poor Electrical Connection
Faulty Engine Control Module (ECM)
When is the code detected?
An excessively low voltage from the sensor is sent to Engine Control Module (ECM).
Engine Light ON (or Service Engine Soon Warning Light)
P0452 2008 Ford Fusion Description
The powertrain control module (PCM
) monitors the evaporative emission (EVAP
) control system fuel tank pressure (FTP) sensor input signal to the PCM
. The test fails when the signal average drops below a minimum allowable calibrated parameter.