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Home >> Toyota >> 2007 >> FJ Cruiser 4WD, Part Time >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> DTC P0101: Mass Air Flow Circuit Range/Performance Problem >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

TYPICAL MALFUNCTION THRESHOLDS

Both of following conditions 1 and 2 met: -
Averaged engine load value ratio Less than 0.85, or more than 1.17 (varies with estimated engine load)
Averaged air-fuel ratio Less than -20%, or more than 20%