Circuit Description
WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
The theft deterrent ECU activates the inner and outer luggage oscillators. The power is supplied from the luggage room J/B to both the inner and outer luggage oscillators. The inner and outer luggage oscillator circuits have the same wiring. If the luggage door's smart functions have a malfunction, check the circuit for the malfunctioning oscillator.