OPERATION CHECK
OPERATION CHECK
(a) Turn the engine switch off.
(b) Connect the trailer connector to the towing socket connector.
(c) Check that the stop lights on the vehicle and trailer come on when the brake pedal is depressed.
(d) Check that the taillights on the vehicle and trailer come on when the taillights are turned on.
(e) Check that the hazard warning lights on the vehicle and trailer come on when the hazard warning switch is turned on.
(f) Turn the engine switch on (IG).
(g) Check that the turn indicator lights on the vehicle and trailer come on when the turn indicator lights are turned on.
HINT:
When the Automatic Current Cut function activates, reset the towing converter system by operating the turn signal switches and brake pedal, and turning hazard warning switch and light control switch off then on.
System Diagram
Problem Symptoms TableLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Airbag System: Check Mode Procedure
CHECK MODE PROCEDURE CHECK MODE (SIGNAL CHECK): DTC CHECK (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG). (d) Turn the Techstream on. (e) Enter the following menus: Body Electrical / SRS Airbag / Utility / Signal Check. Body Electrical > ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Dynamic Radar Cruise Control System: Cruise SET Indicator Light Circuit
DESCRIPTION The ECM illuminates the cruise SET indicator by sending request signals to the combination meter assembly via CAN communication. The cruise SET indicator illuminates when the dynamic radar cruise control system is controlling vehicle speed. If the cruise SET indicator is not operating co ...