Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual: Axle And Differential

Drivetrain

Axle System

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Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Abnormal Height Sensor Data at Initialization (B2452)
DESCRIPTION The No. 1 headlight ECU sub-assembly LH stores this DTC if the value from the rear height control sensor sub-assembly RH is out of range when performing initialization of the No. 1 headlight ECU sub-assembly LH, such as when the vehicle is not level or jacked up. for Multiple Beam Headli ...

Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Lighting System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main ECU (multiplex network body ECU), refer to Service Bulletin. HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probabi ...