WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
Duration that both of the following conditions are met
6.1 seconds or more
Water control valve command duty
84.4% or higher
Water control valve position change during last 0.065 seconds