Section 105 (Engine Control System - Diagnostic Codes (P0441-P050B))
WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.
- SFI System
- DTC P0441-7E: Evaporative Emission System Incorrect Purge Flow Actuator Stuck On; DTC P0441-7F: Evaporative Emission System Incorrect Purge Flow Actuator Stuck Off; DTC P0441-9C: Evaporative Emission System Incorrect Purge Flow Low/Insufficient Flow [11/2021 - 03/2022]
- DTC P0441-7E: Evaporative Emission System Incorrect Purge Flow Actuator Stuck On; DTC P0441-7F: Evaporative Emission System Incorrect Purge Flow Actuator Stuck Off; DTC P0441-9C: Evaporative Emission System Incorrect Purge Flow Low/Insufficient Flow [03/2022 - ]
- DTC P0443-13: Evaporative Emission System Purge Control Valve "A" Circuit Open [03/2022 - 03/2023]
- DTC P0443-13: Evaporative Emission System Purge Control Valve "A" Circuit Open [03/2023 - ]
- 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 [11/2021 - 03/2022]
- 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 [03/2022 - 03/2023]
- 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 [03/2023 - 03/2024]
- 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 [03/2024 - ]
- DTC P0466-73: EVAP System Vent Valve Stuck Closed Actuator Stuck Closed [11/2021 - 03/2022]
- DTC P0466-73: EVAP System Vent Valve Stuck Closed Actuator Stuck Closed [03/2022 - ]
- DTC P0505-00: Idle Control System [11/2021 - 03/2022]
- DTC P0505-00: Idle Control System [03/2022 - ]
- DTC P050A-00: Cold Start Idle Control System Performance [11/2021 - 03/2022]
- DTC P050A-00: Cold Start Idle Control System Performance [03/2022 - 03/2023]
- DTC P050A-00: Cold Start Idle Control System Performance [03/2023 - ]
- DTC P050B-00: Cold Start Ignition Timing Performance [11/2021 - 03/2022]