Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Audio And Visual System (for 12.3 Inch Display): 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) 2016-2025 Repair Manual > Dynamic Torque Control Awd System: Control Module Communication Bus Off (U0073)
DESCRIPTION The 4WD ECU assembly stores this DTC when a communication malfunction is detected. DTC No. Detection Item DTC Detection Condition Trouble Area U0073 Control Module Communication Bus Off
When the following continues for 5 seconds or more:
Signals from the 4WD ECU as ...