Section 113 (Engine Control System - Diagnostic Codes (P0450-P050B))
WARNING: This page is about a different car, the 2025 Lexus RX 450h+, 2025 Lexus RX 350h, 2024 Lexus RX 450h+, 2024 Lexus RX 350h, and 2023 Lexus RX 350h. However, it is still accessible from the selected car via links, so may be relevant.
- SFI System
- DTC P0450-11: Evaporative Emission System Pressure Sensor/Switch Circuit Short to Ground; DTC P0450-15: Evaporative Emission System Pressure Sensor/Switch Circuit Short to Battery or Open; DTC P0450-2F: Evaporative Emission System Pressure Sensor/Switch Signal Erratic [10/2024 - ]
- DTC P0466-73: EVAP System Vent Valve Stuck Closed Actuator Stuck Closed [10/2022 - 08/2023]
- DTC P0466-73: EVAP System Vent Valve Stuck Closed Actuator Stuck Closed [08/2023 - ]
- DTC P0505-00: Idle Control System [10/2022 - 08/2023]
- DTC P0505-00: Idle Control System [08/2023 - ]
- DTC P050A-00: Cold Start Idle Control System Performance [10/2022 - 08/2023]
- DTC P050A-00: Cold Start Idle Control System Performance [08/2023 - ]
- DTC P050B-00: Cold Start Ignition Timing Performance [10/2022 - 08/2023]