Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Dtc Check / Clear

Diagnosis System

DIAGNOSIS SYSTEM CHECK FOR INSTALLED SYSTEMS (ECUS AND SENSORS) THAT USE CAN COMMUNICATION (a) The systems (ECUs and sensors) that use CAN communication vary depending on the vehicle and optional equi ...

Dtc Combination Table

DTC COMBINATION TABLE HOW TO INTERPRET COMMUNICATION DTCS (DTCS THAT START WITH U) (a) If a CAN communication error cannot be reproduced, determine the suspected malfunctioning part using the DTCs sto ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Open in IG Circuit (B242E)
DESCRIPTION The No. 1 headlight ECU sub-assembly operates using the power source voltage input from the IG terminal and ECUB terminal. The IG terminal power source voltage is supplied by turning the IG1 relay to ON. The No. 1 headlight ECU sub-assembly receives engine switch on (IG) signals from the ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System: Door Unlock Detection Switch Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) detects the condition of each door unlock detection switch. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here PROCEDURE 1. READ VALUE ...