P228E - Fuel Pressure Regulator 1 Exceeded Learning Limits - Too Low
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2022 Ford F-550 Super Duty, 2022 Ford F-450 Super Duty, 2022 Ford F-350 Super Duty, 2022 Ford F-250 Super Duty, and 2021 Ford F-550 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P228E - FUEL PRESSURE REGULATOR 1 EXCEEDED LEARNING LIMITS (TOO LOW)
| Description: This DTC sets when the fuel rail pressure is 20% less than the calculated threshold. | |||
Possible Causes:
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| Diagnostic Aids:
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 until the system warning message has cleared from the instrument cluster message center. The FRP sensor and fuel pressure control valve values can be monitored by accessing the FRP_A PID and the F_PCV PID. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST M . | ||