P2143
EGR Vent Control Circuit/Open
P2143 is an OBD-II diagnostic trouble code meaning: EGR Vent Control Circuit/Open. Common causes: broken or damaged wiring in the egr control circuit, egr solenoid valve malfunction. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Unstable engine idling
- Increased fuel consumption
- Dips during acceleration
Causes
- Broken or damaged wiring in the EGR control circuit
- EGR solenoid valve malfunction
- Poor contact in EGR circuit connectors
- Engine control unit malfunction
- Mechanical failure of the EGR valve
How to Fix
- Check the integrity of the wiring in the EGR control circuit
- Check EGR valve connections and connectors
- Test EGR valve resistance
- Replace faulty EGR valve if necessary
- Reset the error code and check the system
Related codes
Error P2143 by Vehicle Brand
FAQ
What does the P2143 code mean?
P2143 is an OBD-II diagnostic trouble code that indicates: EGR Vent Control Circuit/Open
What causes a P2143 error code?
The most common causes of P2143 include: Broken or damaged wiring in the EGR control circuit; EGR solenoid valve malfunction; Poor contact in EGR circuit connectors; Engine control unit malfunction.
How do I fix a P2143 diagnostic trouble code?
To fix P2143: Check the integrity of the wiring in the EGR control circuit. Check EGR valve connections and connectors. Test EGR valve resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2143?
Yes, but get it checked soon
How much does it cost to fix P2143?
The estimated repair cost for P2143 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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