Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Diagnosis System

Data List / Active Test

DATA LIST / ACTIVE TEST ACTIVE TEST HINT: Using the Techstream to perform Active Tests allows relays, VSVs, actuators and other items to be operated without removing any parts. This non-intrusive func ...

Windshield Deicer does not Operate

DESCRIPTION When the front wiper deicer switch assembly is operated, the operation signal is transmitted to the air conditioning amplifier assembly directly. When the air conditioning amplifier assemb ...

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Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Power Window Control System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here 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 l ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Power Window Control System: Remote Up / Down Function does not Operate
DESCRIPTION When the engine switch is on (IG), the multiplex network master switch assembly sends remote up and down signals to each power window regulator motor assembly via LIN communication. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: The power window control system uses the LIN communicat ...