Caution / Notice / Hint

WARNING: This page is about a different car, the 2024 Lexus ES 250, 2023 Lexus ES 250, 2022 Lexus ES 250, and 2021 Lexus ES 250. 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 camshaft 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
Battery terminal is disconnected/reconnected	Perform steering sensor zero point calibration	Lane Control System (for Gasoline Model)	Refer to INITIALIZATION [06/2018 - 08/2021]
		Pre-collision System (for Gasoline Model)
		Parking Support Brake System (for Gasoline Model)*
		Lighting System (for Gasoline Model)
	Memorize steering angle neutral point	Parking Assist Monitor System (for Gasoline Model)	Refer to INITIALIZATION [06/2018 - 09/2022]
	Memorize steering angle neutral point	Panoramic View Monitor System (for Gasoline Model)	Refer to INITIALIZATION [06/2018 - 09/2022]
	Initialize power trunk lid system	Power Trunk Lid System (for Gasoline Model)	Refer to INITIALIZATION [06/2018 - ]
Gas leak from exhaust system is repaired Replacement of throttle body with motor assembly Replacement of cam timing control motor with EDU assembly Removal and installation of a cam timing control motor with EDU assembly Replacement of camshaft timing gear assembly Removal and installation of a camshaft timing gear assembly Replacement of camshaft (for intake or exhaust camshaft) Replacement of camshaft timing exhaust gear assembly Replacement of fuel pump assembly (for high pressure side) Replacement of ignition coil assembly Replacement of EGR valve assembly Cleaning the deposits from the throttle body with motor assembly	Inspection after repair	Poor idle, etc. Engine start function, etc.	Refer to INITIALIZATION [08/2020 - ]

*: When performing learning using the Techstream.

NOTE:

After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Audio and Visual System)
After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System)
This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.
Refer to PRECAUTION [06/2018 - ]