DESCRIPTION The illuminated entry system controls the engine switch illumination. WIRING DIAGRAM ![]() CAUTION / NOTICE / HINT NOTICE: Before replacing the certification ECU (smart key ECU assembly), refer to Registration. Click here PROCEDURE
(a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Smart Key / Active Test. (e) Perform the Active Test according to the display on the Techstream. Body Electrical > Smart Key > Active Test
OK: Engine switch illumination comes on.
(a) Remove the engine switch. Click here (b) Inspect the engine switch. Click here
(a) Disconnect the G40 certification ECU (smart key ECU assembly) connector. (b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Lane Departure Alert System (w/ Steering Control)(for Hv Model): Steering Pad Switch Circuit
DESCRIPTION The driving support ECU assembly receives a lane departure alert switch signal from the steering pad switch assembly and sends the signal to the forward recognition camera via CAN communication. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: The vehicle is equipped with a Supplemental Re ...