Monitor Description
WARNING: This page is about a different car, the 2025 Toyota RAV4, 2024 Toyota RAV4, 2023 Toyota RAV4, 2022 Toyota RAV4, and 2021 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
If the grille shutter ECU (swing grille actuator assembly) detects that the condition of the end shaft switch (radiator shutter sub assembly) and the estimated position of the grille shutter, based on the signal from the Hall ICs built into the swing grille actuator assembly, are different, it will output a malfunction signal to the ECM and the ECM will store a DTC.