Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Window / Glass

Sliding Roof does not Move by Operating Sliding Roof Control Switch

DESCRIPTION The sliding roof ECU (sliding roof drive gear sub-assembly) receives slide and tilt signals and operates its built-in motor when the sliding roof switch (map light assembly) is operated. W ...

Back Door Glass

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Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Security Horn Assembly (for Built-in Battery Type): Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during theft warning siren assembly removal/installation are shown below. Necessary Procedures after parts remo ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Headlight LH Circuit (B2439,B243A)
DESCRIPTION The No. 1 headlight ECU sub-assembly LH and No. 1 headlight ECU sub-assembly RH internally boost the power supply voltage to ensure a constant supplied current for the lo/hi beam LED of their respective headlight. By monitoring the LED power supply voltage, abnormal current and malfuncti ...