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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Control System (DTC/Circuit Diagnosis) (Pr25DD) (1 Of 4)) >> DTC/Circuit Diagnosis >> P0103 MAF Sensor >> DTC Description >> PR25DD engine >> DTC Detection Logic

DTC Detection Logic

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DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0103

00

MAF SEN/CIRCUIT-B1

(Mass or volume air flow sensor "A" circuit high)

Diagnosis condition

  • Turn ignition switch ON
  • Engine running at idle

Signal (terminal)

Mass air flow sensor signal

Threshold

An excessively high voltage from the sensor is sent to ECM

Diagnosis delay time

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