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Home >> Toyota >> 2021 >> RAV4 LE, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Engine Control System (A25A-FXS) (W/ Canister Pump Module) - Diagnostic Codes (02 Of 13)) >> SFI SYSTEM (w/ Canister Pump Module) >> DTC P0100-64: Mass or Volume Air Flow Sensor "A" Signal Plausibility Failure [02/2019 - 06/2020] >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2020 Toyota RAV4 and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
Both of the following conditions are met -
Average engine load value ratio Less than 0.85, or higher than 1.15 (varies with estimated engine load)
Average air fuel ratio Less than -11%, or higher than 16%
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