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Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 5) >> Engine (ECM) >> DTC P119C: Fuel Rail Pressure Sensor >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P119C

FUEL PRESSURE SENSOR

(Fuel pressure sensor)

All of the following conditions are satisfied:

  • Battery voltage: 8 V or more
  • Engine speed: 600 rpm or more
  • Engine coolant temperature: With a background of 65 deg.C (149 deg.F) or more during the trip
  • Remaining fuel amount: 15% or more
  • Fuel cut: No
  • Harness or connectors

    (The fuel rail pressure sensor circuit is open or shorted.)

  • Sensor power supply 3 is shorted
  • Fuel rail pressure sensor