FixVault

DTC Detection Logic

DTC No. Trouble diagnosis name
(Trouble diagnosis content)
DTC detecting condition Possible cause
P0451 EVAP SYS PRES SEN
(EVAP control system pressure sensor performance)
ECM detects a sloshing signal from the EVAP control system pressure sensor
  • Harness or connectors

    (EVAP control system pressure sensor circuit is shorted.)

  • EVAP control system pressure sensor
  • Sensor power supply 3