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Home >> Nissan-Datsun >> 2017 >> Pathfinder SL, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (2 Of 4) >> DTC/Circuit Diagnosis >> DTC P0101: MAF Sensor >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC CONSULT screen terms
(Trouble diagnosis content)		 DTC detection condition
P0101 MAF SEN/CIRCUIT-B1
(Mass or volume air flow "A" circuit range/performance)		 Diagnosis condition -
Signal (terminal) Mass air flow sensor signal
Threshold
  • A low frequency from the sensor is sent to ECM under light load driving condition
  • A high frequency from the sensor is sent to ECM under heavy load driving condition
Diagnosis delay time -
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