Initialization [03/2019 - ]

WARNING: This page is about a different car, the 2024 Lexus RC F, 2023 Lexus RC F, 2022 Lexus RC F, 2021 Lexus RC F, and 2020 Lexus RC F. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during headlight ECU sub-assembly LH removal/installation are shown below.

Performed Work or System Condition	Necessary Procedures	Link
Replacement of the headlight ECU sub-assembly LH	Synchronize the vehicle information	Refer to INITIALIZATION [03/2019 - ]
Replacement of the headlight ECU sub-assembly LH	Perform headlight ECU sub-assembly LH initialization
Replacement of the rear height control sensor sub-assembly, removal and reinstallation of the rear height control sensor sub-assembly, replacement of the suspension, etc. has been performed.	Perform headlight ECU sub-assembly LH initialization

A new headlight ECU sub-assembly LH cannot operate until the vehicle information has been synchronized.
After replacing the headlight ECU sub-assembly LH, it is necessary to synchronize the vehicle information and perform initialization.
Even if the headlight ECU sub-assembly RH is replaced with a new one, it is not necessary to synchronize the vehicle information and perform initialization.