DTC P0193 - Fuel Rail Pressure Sensor Circuit High (Bank 1)
WARNING: This page does not describe the selected car, but rather 24 other vehicles, including the 2019 Lincoln Navigator, 2019 Lincoln Nautilus, 2019 Lincoln MKZ, 2019 Lincoln MKT, and 2019 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P0193 - FUEL RAIL PRESSURE SENSOR CIRCUIT HIGH (BANK 1)
| Description: This DTC sets when the PCM detects the FRP circuit is open or shorted to voltage. | |||
Possible Causes:
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| Diagnostic Aids: An FRP signal high condition can be caused by any number of conditions, including a short on FRP signal to VREF, an open FRP signal or signal return. The FRP signal line is pulled up by the PCM and VREF at the sensor, and down by the sensor through SIGRTN. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DD . | ||