P208B
Reductant Pump A Control Performance/Stuck Off
P208B is an OBD-II diagnostic trouble code meaning: Reductant Pump A Control Performance/Stuck Off. Common causes: reagent pump malfunction, pump wiring problems. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Exhaust gas treatment system error message
- Increased NOx emissions
Causes
- Reagent pump malfunction
- Pump wiring problems
- Faulty relay or pump control unit
- Reagent system is dirty or clogged
- Low level or poor quality reagent
How to Fix
- Check the level and quality of the reagent in the tank
- Diagnose the electrical circuit of the pump
- Check the functionality of the reagent pump
- Clean or replace reagent system filters
- If necessary, replace the reagent pump
Related codes
Error P208B by Vehicle Brand
FAQ
What does the P208B code mean?
P208B is an OBD-II diagnostic trouble code that indicates: Reductant Pump A Control Performance/Stuck Off
What causes a P208B error code?
The most common causes of P208B include: Reagent pump malfunction; Pump wiring problems; Faulty relay or pump control unit; Reagent system is dirty or clogged.
How do I fix a P208B diagnostic trouble code?
To fix P208B: Check the level and quality of the reagent in the tank. Diagnose the electrical circuit of the pump. Check the functionality of the reagent pump. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P208B?
Yes, but get it checked soon
How much does it cost to fix P208B?
The estimated repair cost for P208B is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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