Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Lighting System(for Gasoline Model): Interior Light Auto Cut Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) controls operation of the DOME CUT relay in order to supply power to the interior lights. When the battery saving function operates while the interior lights are on, the main body ECU (multiplex network body ECU) opens the DOME CUT relay to ...
