Possible Causes
- Other fuel pressure related DTCs
- Fuel rail pressure sensor circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Control Module Signal Name
- Circuit reference Signal I_A_RAILPS
- Circuit reference O_V_5V EGR Supply
- Circuit reference Supply O_V_5VBPS
- Circuit reference Supply O_V_5V RAILPS
- Circuit reference Supply O_V_5VCRS
- Circuit reference Ground G_R_RAILPS
- Circuit reference Supply O_V_5VAPP1
- Fuel rail pressure sensor failure
- Wiring
- Mechanical integrity
- Installation
- Stuck fuel pump - high pressure
- Fuel volume control valve