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Matrix Base, FWD, Automatic
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Control System (SFI) - Diagnostics (1ZZ-FE)
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DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Problem
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Typical Malfunction Thresholds
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Typical Malfunction Thresholds
TYPICAL MALFUNCTION THRESHOLDS
Detection Criteria
Threshold
Mass air flow sensor voltage (high voltage)
More than 2.2 V
Mass air flow sensor voltage (low voltage)
Less than 0.4 V