Power Back Door does not Operate Using Outside Switch [10/2023 - ]: Description
WARNING: This page is about a different car, the 2025 Toyota RAV4 and 2024 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
The No. 1 power back door control switch signal is sent to the multiplex network door ECU.
If the power back door does not operate using the No. 1 power back door control switch, a No. 1 power back door control switch circuit malfunction is a possible cause.