DTC P19FA-9F: Rear Motor Shutdown Signal Stuck Off [09/2023 - ]: Wiring Diagram
WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.
Refer to the wiring diagram for the Rear Shut Down Signal Circuit.
Refer to WIRING DIAGRAM