Caution / Notice / Hint
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.
NOTE:
- The air conditioning system uses the CAN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the air conditioning system after confirming that the communication system is functioning properly.
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - 08/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2020 - ]
- ECM malfunctions can affect the storage of this DTC. Therefore, check all SFI system DTCs and confirm that the system is normal before performing the following inspection.
Refer to DTC CHECK / CLEAR [06/2018 - 08/2021] , or refer to DTC CHECK / CLEAR [08/2021 - ]
- After replacing the air conditioning amplifier assembly, make sure to perform Initialization Servo Motor.
Refer to INITIALIZATION [06/2018 - ]