Lexus RX (RX 350L, RX450h) 2016-2026 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) 2016-2026 Repair Manual > Navigation System: Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (CHECK USING TECHSTREAM) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG) and wait for 90 seconds. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Navigation System / Trouble Codes. Body Electrical > Navigation Sys ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Can Communication System: Check Bus 3 Line for Short to +B
DESCRIPTION There may be a short circuit between one of the CAN bus lines and +B when there is no resistance between terminal 6 (CA3H) of the network gateway ECU and terminal 16 (BAT) of the DLC3, or terminal 21 (CA3L) of the network gateway ECU and terminal 16 (BAT) of the DLC3. Symptom Troubl ...