Possible Causes
NOTE:
Circuit reference RAILPS FSCVH FSCVL
- The engine control module measures a signal that remains low when transitions are expected
- On a previous drive cycle a crank and failure to start occurred
- Fuel quantity control valve poor performance
- Fuel injector stuck open
- Fuel injector failure
- Fuel rail pressure sensor circuit, short circuit to ground, short circuit to power, open circuit, high resistance