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 smart key cancel switch is located on the lower part of the instrument panel. Pressing this switch stops all smart key functions.
If the smart key functions cannot be canceled by pressing the cancel switch or the entire smart system does not operate when the cancel switch is off, this circuit may be malfunctioning.