LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2017 >> Maxima SL >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 4) >> DTC/Circuit Diagnosis >> DTC P0102, P0103: MAF Sensor >> DTC Description >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0102 MAF SEN/CIRCUIT-B1
(Mass or volume air flow "A" circuit low input)
Diagnosis condition Start engine and let it idle
Signal (terminal) Voltage signal transmitted from mass air flow sensor to ECM
Threshold An excessively low voltage from the sensor is sent to ECM
Diagnosis delay time -
P0103 MAF SEN/CIRCUIT-B1
(Mass or volume air flow "A" circuit high input)
Diagnosis condition
  • Ignition switch ON
  • Start engine and let it idle
Signal (terminal) Voltage signal transmitted from mass air flow sensor to ECM
Threshold An excessively high voltage from the sensor is sent to ECM
Diagnosis delay time -