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Home >> Nissan-Datsun >> 2018 >> Maxima SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (1 Of 5) >> DTC/Circuit Diagnosis >> DTC P0101: MAF Sensor >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

  1. A high voltage from the sensor is sent to ECM under light load driving condition.
  2. A low voltage from the sensor is sent to ECM under heavy load driving condition.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0101

MAF SEN/CIRCUIT-B1

(Mass or volume air flow "A" circuit range/performance)

1

Diagnosis condition

-

Signal (terminal)

Voltage signal transmitted from MAF sensor to ECM

Threshold

A high voltage from the sensor is sent to ECM under light load driving condition

Diagnosis delay time

-

2

Diagnosis condition

-

Signal (terminal)

Voltage signal transmitted from MAF sensor to ECM

Threshold

A low voltage from the sensor is sent to ECM under heavy load driving condition

Diagnosis delay time

-