Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Diagnostic Trouble Code Chart

Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th ...

Lost Communication with Main Body ECU (U0142)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0142 Lost Communication with Main Body ECU No communication with main body ECU (multiplex network body ECU) ...

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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Window Regulator Motor (for Front Door): Inspection
INSPECTION PROCEDURE 1. INSPECT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (a) Connect a positive (+) battery lead to connector terminal 2 (B). NOTICE: Do not connect a positive (+) battery lead to any terminals other than terminal 2 (B) to avoid damaging the pulse sensor inside the motor. ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Right Headlight ECU Malfunction (B242C,B242D)
DESCRIPTION The No. 1 headlight ECU sub-assembly LH stores a DTC if it detects an internal malfunction. for Multiple Beam Headlight DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from B242C Right Headlight ECU Malfunction The engine switch is on (IG). ...