P2427
EGR Cooling Valve Control Circuit High
P2427 is an OBD-II diagnostic trouble code meaning: EGR Cooling Valve Control Circuit High. Common causes: short circuit to positive in the control circuit, egr cooling valve malfunction. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine idling
- Dips during acceleration
Causes
- Short circuit to positive in the control circuit
- EGR cooling valve malfunction
- Broken or damaged wiring
- Connector problems or contact corrosion
- Engine control unit malfunction
How to Fix
- Check the integrity of the wiring and connectors in the control circuit
- Measure the resistance of the EGR cooling valve
- Check voltage at valve connector
- Test valve operation using a diagnostic scanner
- If necessary, replace the EGR cooling valve
Related codes
Error P2427 by Vehicle Brand
FAQ
What does the P2427 code mean?
P2427 is an OBD-II diagnostic trouble code that indicates: EGR Cooling Valve Control Circuit High
What causes a P2427 error code?
The most common causes of P2427 include: Short circuit to positive in the control circuit; EGR cooling valve malfunction; Broken or damaged wiring; Connector problems or contact corrosion.
How do I fix a P2427 diagnostic trouble code?
To fix P2427: Check the integrity of the wiring and connectors in the control circuit. Measure the resistance of the EGR cooling valve. Check voltage at valve connector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2427?
Yes, but get it checked soon
How much does it cost to fix P2427?
The estimated repair cost for P2427 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat