FixVault

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitor the fuel pressure sensor's signal
  • Poor connection
  • Open or short to ground in signal circuit
  • Open or short to ground in power circuit
  • Fuel pressure sensor
  • Fuel Pump Control Module (FPCM)
Enable Condition
  • Target fuel pressure is higher than 250kPa and lower than 600kPa
  • Engine running
  • Battery voltage is higher than 10V
Threshold Value
  • The fuel pressure sensor voltage is lower than 0.3V
  • Short circuit to ground or line break
Diagnostic Time
  • 10s
MIL ON Condition
  • MIL OFF (only DTC)