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Home >> Nissan-Datsun >> 2003 >> Frontier Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0102: Mass Airflow Sensor Circuit Low Input Or DTC P0103: Mass Airflow Sensor Circuit High Input >> Possible Cause

Possible Cause

Malfunction is detected when:

  1. Excessively low voltage from MAF sensor is sent to ECM (P0102).
  2. Excessively high voltage from MAF sensor is sent to ECM (P0103).

Possible causes are:

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