Caution / Notice / Hint

WARNING: This page is about a different car, the 2025 Lexus RX 350h, 2024 Lexus RX 350h, and 2023 Lexus RX 350h. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Refer to the precautions before inspecting high voltage circuit.

Refer to PRECAUTION [10/2022 - ]

NOTE:

After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.
Refer to BEFORE DISCONNECTING BATTERY [10/2022 - ]
When disconnecting and reconnecting the auxiliary battery
HINT:

When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

Refer to AUTOMATIC LEARNING CHART [10/2022 - 08/2023] , or refer to AUTOMATIC LEARNING CHART [08/2023 - ]
After troubleshooting and repairing all output DTCs, be sure to replace the hybrid motor control inverter assembly. (The hybrid motor control inverter assembly may have been broken or damaged due to overheating.)