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Home >> Toyota >> 2019 >> Highlander LE Plus, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 111 (SFI System (2GR-FXS) - Diagnostic Codes - (Hybrid) (3 Of 4)) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem [11/2016 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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Both of the following conditions are met -
Average engine load value ratio Less than 0.83, or higher than 1.15 (varies with estimated engine load)
Average air fuel ratio Less than -4%, or higher than 20%
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