DTC P0100-64: Mass or Volume Air Flow Sensor "A" Signal Plausibility Failure [08/2020 - ]: Wiring Diagram
WARNING: This page is about a different car, the 2021 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
Refer to DTC P0100-12.
Refer to WIRING DIAGRAM