P2425

EGR Cooling Valve Control Circuit/Open

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$28–89 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Increased fuel consumption
Unstable engine idling
Dips during acceleration

Causes

Open or short circuit in the EGR cooling valve control circuit
EGR cooling valve malfunction
Problems with the wiring harness or connectors
Engine control unit malfunction
Mechanical damage to the EGR system

How to Fix

Check the integrity of the wiring and connectors in the control circuit
Check the resistance and operation of the EGR cooling valve
Check the presence of power and control signals at the valve
If necessary, replace the EGR cooling valve
Check and, if necessary, update the ECU software

Related codes

P2426 P2427 P2428