P2457 FORD – Exhaust Gas Recirculation Cooling System Performance

P2457 FORD Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P2457 FORD Possible Causes

Faulty Exhaust Gas Recirculation (EGR) temperature sensor,Exhaust Gas Recirculation (EGR) temperature sensor harness is open or shorted,Exhaust Gas Recirculation (EGR) temperature sensor circuit poor electrical connection

P2457 FORD Description

The Powertrain Control Module (PCM) monitors the Exhaust Gas Recirculation (EGR) temperature sensor for variations in temperature. The OBDII code is set when the PCM detects the temperature out of factory specifications.