P23E5
EGR C Control Stuck Open
P23E5 is an OBD-II diagnostic trouble code meaning: EGR C Control Stuck Open. Common causes: egr c control valve faulty, egr valve is clogged with carbon deposits. Estimated repair cost: $28–111.
Symptoms
- Check Engine light comes on
- Unstable idle
- Reduced engine power
- Deteriorating fuel economy
- Possible misfires
Causes
- EGR C control valve faulty
- EGR valve is clogged with carbon deposits
- Damaged EGR valve wiring or connectors
- EGR valve position sensor malfunction
- Problems with the EGR vacuum control system (if applicable)
How to Fix
- Check the EGR valve wiring and connectors for damage
- Clean the EGR valve from carbon deposits
- Check EGR valve operation using diagnostic equipment
- Replace faulty EGR control valve C
- Check EGR vacuum lines and connections for leaks (if applicable)
Related codes
Error P23E5 by Vehicle Brand
FAQ
What does the P23E5 code mean?
P23E5 is an OBD-II diagnostic trouble code that indicates: EGR C Control Stuck Open
What causes a P23E5 error code?
The most common causes of P23E5 include: EGR C control valve faulty; EGR valve is clogged with carbon deposits; Damaged EGR valve wiring or connectors; EGR valve position sensor malfunction.
How do I fix a P23E5 diagnostic trouble code?
To fix P23E5: Check the EGR valve wiring and connectors for damage. Clean the EGR valve from carbon deposits. Check EGR valve operation using diagnostic equipment. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P23E5?
Yes, but get it checked soon
How much does it cost to fix P23E5?
The estimated repair cost for P23E5 is $28–111. Actual cost depends on your vehicle, location, and labor rates.
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