ON/OFF Button
WARNING: This page is about a different car, the 2002 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
Turning On The System - To operate the cruise control, press the "CRUISE ON-OFF " switch. See Figure. This turns the system on. The indicator light in the instrument panel shows that you can now set the vehicle at a desired cruising speed. See Figure. Another press will turn the system completely off.