Caution / Notice / Hint

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during HV floor under wire removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
Auxiliary battery terminal is disconnected/reconnected	Perform steering sensor zero point calibration	Lane Tracing Assist System	Refer to INITIALIZATION [08/2021 - ]
		Pre-collision System
		Parking Support Brake System*
		Lighting System
	Memorize steering angle neutral point	Parking assist monitor system	Refer to INITIALIZATION [06/2018 - 09/2022]
	Memorize steering angle neutral point	Panoramic view monitor system	Refer to INITIALIZATION [06/2018 - 09/2022]
	Initialize power trunk lid system	Power Trunk Lid System	Refer to INITIALIZATION [06/2018 - ]
Replacement of air fuel ratio sensor (sensor 1) Gas leak from exhaust system is repaired	Inspection After Repair	Poor idle, etc. Engine start function, etc.	Refer to INITIALIZATION [08/2021 - ]

*: When performing learning using the Techstream.

WARNING:

Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the repair information .

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

for Nickel Metal Hydride Battery: Refer to PRECAUTION [06/2018 - ]

for Lithium-ion Battery: Refer to PRECAUTION [08/2020 - ]

To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

NOTE:

After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System)
After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Navigation System)