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Home >> Nissan-Datsun >> 2009 >> Rogue SL, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Except CALIFORNIA) >> Component Diagnosis >> P0101 MAF Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0101 Mass air flow sensor circuit range/performance A) A high voltage from the sensor is sent to ECM under light load driving condition.
  • Harness or connectors

    (The sensor circuit is open or shorted.)

  • Mass air flow sensor
  • EVAP control system pressure sensor
B) A low voltage from the sensor is sent to ECM under heavy load driving condition.
  • Harness or connectors

    (The sensor circuit is open or shorted.)

  • Intake air leaks
  • Mass air flow sensor
  • EVAP control system pressure sensor
  • Intake air temperature sensor