P2457 - Exhaust Gas RECIRCULATION (EGR) Cooler System Performance
WARNING: This page is about a different car, the 2008 Ford Pickup, 2008 Ford F550 Super Duty, 2008 Ford F450 Super Duty, and 2008 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P2457 - EXHAUST GAS RECIRCULATION (EGR) COOLER SYSTEM PERFORMANCE
| Description: | Indicates excessive EGR cooler outlet temperature. Exhaust gases not being cooled effectively by the EGR coolers. | |||
| Possible Causes: |
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| Diagnostic Aids: | This DTC sets if the EGR cooler outlet temperature is above 165°C (329°F) for more than 20 seconds when there is no EGR flow, engine speed between 600-1300 RPM and engine torque is between 50 to 400 Nm (37 to 296 lb-ft). | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory | |
| All | refer to PINPOINT TEST AZ . | |||