P049D
EGR A Control Position Exceeded Learning Limit
P049D is an OBD-II diagnostic trouble code meaning: EGR A Control Position Exceeded Learning Limit. Common causes: mechanical sticking of the egr valve, carbon accumulation in tkpe valve. Estimated repair cost: $33–167.
Symptoms
- Unstable engine idling
- Dips during acceleration
- Increased fuel consumption
- Increased emissions of harmful substances
Causes
- Mechanical sticking of the EGR valve
- Carbon accumulation in TKPE valve
- EGR solenoid valve malfunction
- Short or open in EGR wiring harness
- Problems with vacuum lines
How to Fix
- Check the condition of the EGR valve for contamination
- Clean or replace EGR valve
- Check the integrity of the wiring harness and connectors
- Check vacuum lines
- Perform EGR valve learning procedure using diagnostic equipment
- If necessary, replace the EGR valve
Related codes
Error P049D by Vehicle Brand
FAQ
What does the P049D code mean?
P049D is an OBD-II diagnostic trouble code that indicates: EGR A Control Position Exceeded Learning Limit
What causes a P049D error code?
The most common causes of P049D include: Mechanical sticking of the EGR valve; Carbon accumulation in TKPE valve; EGR solenoid valve malfunction; Short or open in EGR wiring harness.
How do I fix a P049D diagnostic trouble code?
To fix P049D: Check the condition of the EGR valve for contamination. Clean or replace EGR valve. Check the integrity of the wiring harness and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P049D?
Limited driving only, diagnose soon
How much does it cost to fix P049D?
The estimated repair cost for P049D is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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