Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Navigation System(for Gasoline Model): Illumination Circuit. Illumination for Panel Switch does not Come on with Tail Switch ON. Microphone Circuit
Illumination Circuit DESCRIPTION Power is supplied to the radio and display receiver assembly and steering pad switch assembly illumination when the light control switch is in the tail or head position. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: The vehicle is equipped with a Supplemental Restra ...
