Section 99 (Heating / Air Conditioning System (Except Hybrid) - Diagnostics - Introduction)
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2024 Lexus ES 350, 2024 Lexus ES 250, 2023 Lexus ES 350, 2023 Lexus ES 250, and 2022 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.
- AIR CONDITIONING SYSTEM (for Gasoline Model)
- Precaution [06/2018 - 08/2021]
- Precaution [08/2021 - 09/2022]
- Precaution [09/2022 - ]
- Parts Location [06/2018 - 08/2020]
- Parts Location [08/2020 - 08/2021]
- Parts Location [08/2021 - ]
- System Diagram [06/2018 - 08/2020]
- System Diagram [08/2020 - ]
- System Description [06/2018 - 08/2020]
- System Description [08/2020 - ]
- How To Proceed With Troubleshooting [06/2018 - 08/2020]
- How To Proceed With Troubleshooting [08/2020 - ]
- Customize Parameters [06/2018 - ]
- Initialization [06/2018 - ]
- Utility [06/2018 - ]
- Problem Symptoms Table [06/2018 - 08/2020]
- Problem Symptoms Table [08/2020 - ]
- Terminals Of Ecu [06/2018 - 08/2020]
- Terminals Of Ecu [08/2020 - 08/2021]
- Terminals Of Ecu [08/2021 - ]
- Diagnosis System [06/2018 - ]
- DTC Check / Clear [06/2018 - ]
- Data List / Active Test [06/2018 - ]
- Diagnostic Trouble Code Chart [06/2018 - 08/2020]
- Diagnostic Trouble Code Chart [08/2020 - ]