Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Operating the lights and
wipers: Automatic High Beam
The Automatic High Beam uses a camera sensor located behind the upper
portion of the windshield to assess the brightness of the lights of vehicles
ahead, streetlights, etc., and automatically turns the high beams on or off as
necessary.
WARNING
■ Limitations of the Automatic High Beam
Do not ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System: Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION (a) Lighting system data can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs. CHECK DLC3 (a) Check the DLC3. Click here INSPECT BATTERY VOLTAGE (a ...