Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
Narrow by vehicle
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P206D-00Reductant Quality Sensor Circuit High
Manufacturer communications
5Original wording in English
JEEP, RAM
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
JEEP, RAM
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
CHEVROLET, GMC
This Preliminary information communicates to the dealer technicians a service procedure to follow if DTC P206D is encountered.
RAM
Flash: 3.0L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience bucking under hard acceleration. In addition customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further invest…
Check vehicle applicability
11A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Chevrolet | COLORADO ↗ | 2019 |
| GMC | CANYON ↗ | 2019 |
| Jeep | GLADIATOR ↗ | 2022 |
| Jeep | GLADIATOR ↗ | 2021 |
| Jeep | WRANGLER ↗ | 2022 |
| Jeep | WRANGLER ↗ | 2021 |
| Jeep | WRANGLER ↗ | 2020 |
| Ram | 1500 ↗ | 2022 |
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.