Typical Malfunction Thresholds
WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.
A malfunction is detected if any of the following conditions apply
CONDITION 1
| Refrigerant Cycle | A/C Cooling and Battery Cooling |
| Battery Cooling after Test Mode | ON |
| Opening angle of the cooling electric expansion valve | Less than 19 % |
| Sum of opening angle of No. 1 magnet valve assembly and No. 3 magnet valve assembly | 10 % or higher |
CONDITION 2
| Refrigerant Cycle | Battery Cooling |
| Battery Cooling after Test Mode | ON |
| Opening angle of No. 1 magnet valve assembly and No. 3 magnet valve assembly | 38.5 % or higher |