Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Meter / Gauge System(for Gasoline Model): Operating Light Control Rheostat does not Change Light Brightness
DESCRIPTION The combination meter assembly receives signals through this circuit to adjust the illumination of the combination meter assembly. The combination meter assembly sets the illumination level based on the user operation of the light control rheostat switch in the trip switch. WIRING DIAGRA ...
