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Home >> Mazda >> 2003 >> Protege5 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0103: Mass Airflow Sensor Circuit - High Input >> Detection Condition
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Detection Condition

DTC is set when PCM detects input voltage from Mass Airflow (MAF) sensor is more than 4.9 volts. This is a Continuous Monitor (CM). MIL is illuminated when PCM detects malfunction during first drive cycle. Pending code is not available. Freeze frame data is available and DTC is stored in PCM memory.

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