Fault Code P2457
Code meaning, symptoms, possible causes, part number, and estimated cost.
P2457
Exhaust Gas Recirculation Cooler Bypass Control Circuit Range/Performance
This code indicates a range or performance issue with the Exhaust Gas Recirculation (EGR) Cooler Bypass control circuit. There may be a malfunction in the bypass actuator or sensor.
Part Details
Part Name
EGR Cooler Bypass Actuator
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪700 - ₪2000
Engine Location
Connected to the EGR cooler
Symptoms
- Check Engine Light illuminated
- Increased exhaust gas temperature
- Reduced engine power
- Increased fuel consumption
Possible Causes
- 1Faulty EGR cooler bypass actuator
- 2Damaged wiring/connectors in control circuit
- 3Faulty temperature sensor
- 4Faulty Engine Control Module (ECM)
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