Section 21 (Auto-Cruise Control System): General Description
WARNING: This page is about a different car, the 2003 Mitsubishi Eclipse. However, it is still accessible from the selected car via links, so may be relevant.
By using the auto-cruise control, the driver can drive at the desired speed [in a range of approximately 40 - 200 km/h (25 -124 mph)] without depressing the accelerator pedal.
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.