Caution / Notice / Hint

WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.

This diagnostic procedure is referenced to in the diagnostic procedure of several DTCs.

If the result of this diagnostic procedure is normal, proceed as directed in the procedure for the DTC.

WARNING:

Refer to the precautions before inspecting high voltage circuit.

Refer to PRECAUTION [08/2023 - ]

NOTE:

To prevent the key from being locked in the vehicle, make sure to enter e-latch inspection mode and enable the manual release handle before disconnecting the cable from the negative (-) auxiliary battery terminal.
Refer to INSPECTION MODE PROCEDURE [10/2022 - ]
After the ignition switch is turned off, there may be a waiting time before disconnecting the auxiliary negative (-) battery terminal.
Refer to BEFORE DISCONNECTING BATTERY [10/2022 - ]
When disconnecting and reconnecting the auxiliary battery.
Refer to WORK PROCEDURE [10/2022 - ]

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 [08/2023 - ]