P206D
Reductant Quality Sensor Circuit High
P206D is an OBD-II diagnostic trouble code meaning: Reductant Quality Sensor Circuit High. Common causes: reagent quality sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $33–167.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Possible problems with the SCR system
- Errors in the operation of the exhaust gas purification system
Causes
- Reagent quality sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in sensor connectors
- Contaminated or poor quality reagent
- Problems with the engine control unit
How to Fix
- Check the quality and level of the reagent
- Inspect the sensor wiring and connectors
- Check the resistance and voltage in the sensor circuit
- Replace the reagent quality sensor if necessary
- Reset the error and take a test drive
Related codes
Error P206D by Vehicle Brand
FAQ
What does the P206D code mean?
P206D is an OBD-II diagnostic trouble code that indicates: Reductant Quality Sensor Circuit High
What causes a P206D error code?
The most common causes of P206D include: Reagent quality sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Contaminated or poor quality reagent.
How do I fix a P206D diagnostic trouble code?
To fix P206D: Check the quality and level of the reagent. Inspect the sensor wiring and connectors. Check the resistance and voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P206D?
Yes, but get it checked soon
How much does it cost to fix P206D?
The estimated repair cost for P206D is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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