DTC P206D - Reductant Quality Sensor High
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2019 Ford Transit-350 HD, 2019 Ford Transit-350, 2019 Ford Transit-250, 2019 Ford Transit-150, and 2019 Ford F-550 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P206D - REDUCTANT QUALITY SENSOR HIGH
| Description: | This DTC sets when the actual quality module signal is greater than the expected value for a calibrated amount of time. | ||
| Possible Causes: |
|
||
| Diagnostic Aids: | Check the reductant sample for urea concentration and contamination using the appropriate test equipment. Refer to
ENGINE CONTROL COMPONENTS
, Selective Catalytic Reduction (SCR) Catalyst for additional information. The presence of this DTC may indicate that the vehicle is operating in derate mode and may experience a loss of power. After repair, the vehicle may still display a system warning message. Drive the vehicle, while carrying out the appropriate drive cycle procedure, until the system warning message has cleared from the instrument cluster message center. Refer to DRIVE CYCLES for additional information. |
||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST RJ . | ||