DTC B2452: Abnormal Height Sensor Data at Initialization [03/2019 - ]: Description

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.

The headlight ECU sub-assembly LH stores this DTC if the sensor value received from the rear height control sensor sub-assembly is out of range when performing initialization of the headlight ECU sub-assembly LH; for example, the vehicle is not level or being jack up.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	DTC Output from
B2452	Abnormal Height Sensor Data at Initialization	Rear height control sensor sub-assembly value is out of range when initializing	Vehicle condition when initializing Rear height control sensor sub-assembly Headlight ECU sub-assembly LH	HL AutoLeveling