P206C Possible Causes
- Faulty Reductant Quality Sensor
- Reductant Quality Sensor Harness is open or shorted
- Poor electrical connection in Reductant Quality Sensor circuit
What Does It Mean?
How to Fix Code P206C
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
P206C Possible Symptoms
Check Engine Light illuminated (or Service Engine Soon Warning Light)
P206C Meaning
Reductant Quality Sensor Circuit Low is the generic description for the P206C code, but the manufacturer may have a different description.