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Home >> Mazda >> 2002 >> Protege5 Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0103: Mass Airflow Sensor Circuit, High Input >> Condition

DTC P0103: Mass Airflow Sensor Circuit, High Input: Condition

DTC is set when PCM detect input voltage from Mass Airflow (MAF) sensor is more than 4.9 volts. This is a continuous monitor. MIL is illuminated when PCM detects malfunction during first drive cycle. Possible causes are: