DTC P20E8 (DCU) - REDUCTANT Pressure Too Low
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Ford Transit-350 HD, 2018 Ford Transit-350, 2018 Ford Transit-250, 2018 Ford Transit-150, and 2018 Ford F-550 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
P20E8 (DCU) - REDUCTANT PRESSURE TOO LOW
| Description: | The reductant dosage control module monitors reductant pressure as the system primes for injection. This DTC sets if the system pressure does not exceed 350 kPa (51 psi) within 45 seconds after the reductant pump starts. | ||
| Possible Causes: |
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| Diagnostic Aids: | The presence of this DTC may indicate 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 until the system warning message has cleared from the instrument panel cluster (IPC) message center. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST RG . | ||