Caution / Notice / Hint

WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Perform the universal trip to clear permanent DTCs.
Refer to DTC CHECK / CLEAR [09/2023 - ]
Perform registration and/or initialization when parts related to the hybrid transaxle are replaced.
Refer to PRECAUTION [09/2023 - ]
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 [09/2023 - ]
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 [09/2023 - ]
When disconnecting and reconnecting the auxiliary battery.
Refer to WORK PROCEDURE [09/2023 - ]

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 [09/2023 - ]

HINT:

Read freeze frame data using the GTS. The TCM records vehicle and driving condition information as freeze frame data the moment a DTC is stored. When troubleshooting, freeze frame data can help determine if the vehicle was moving or stationary, if the engine was warmed up or not, and other data from the time the malfunction occurred.