2007 Volvo S80 Owner's Manual - Page 145

Adaptive cruise control is disengaged (goes into standby mode): If the speed drops below approximately 20 mph (30 km/h). When the brake pedal is depressed. If the gear selector is moved to position N. During wheel spin or wheel lock-up. If the vehicle's speed is increased by using the accelerator pedal for more than 1 minute. NOTE If the accelerator pedal is depressed for a short period, such as when passing another vehicle, adaptive cruise control is temporarily disengaged and re-engages when the accelerator pedal is released. When ACC is disengaged, the driver must assume full control of the vehicle. Engaging the cruise control function Before ACC can be used, it must first be put in standby mode. To do so, press . The set time interval is briefly shown in the display. Setting a speed or buttons to store (set) the vehicle's current speed. The set speed is shown in the display. Use the NOTE Adaptive cruise control cannot be engaged at speeds below 20 mph (30 km/h). 148 04 Comfort and driving pleasure Adaptive Cruise Control-ACC Adjusting the set speed After a speed has been set, it can be increased or decreased by using the or buttons. Press and hold down or to increase or decrease the set speed. This will become the set speed when the button is released. Press or for approximately a half second and release the button to increase or decrease the set speed by approximately 5 mph (8 km/h) When the system is in active mode, the button has the same function as , but results in a smaller increase in speed. NOTE If adaptive cruise control does not react to activation, this may be because the set time interval to the closest vehicle prevents an increase in speed. In some situations cruise control cannot be activated. Cruise Control Unavailable is shown in the display, see page 149. Setting a time interval