Possible Causes
NOTE:
Circuit reference I_A_RAILPS & G_R_RAILPS
- The engine control module has determined failures where some circuit quantity, reported via serial data, is above a specified range
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Fuel rail pressure sensor circuit, short circuit to power
- Fuel rail pressure sensor ground supply circuit, open circuit, high resistance
- Fuel rail pressure sensor failure