Typical Malfunction Thresholds
WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
| Duration of following condition A or B is met | 0.5 seconds or more |
| A. Both of the following conditions are met | - |
| Water control valve target position | Beyond lower side stopper |
| Water control valve position | Less than -91.7° |
| B. Both of the following conditions are met | - |
| Water control valve target position | Beyond upper side stopper |
| Water control valve position | More than 203.7° |