2008 Volvo C30 Owner's Manual - Page 55

Resetting AVERAGE (average fuel consumption) and AVERAGE SPEED can be reset. 1. Select one of these functions. 2. Press RESET (C). Holding RESET for at least five seconds resets both functions at the same time. MILES TO EMPTY TANK This function shows the approximate distance that can be driven on the fuel remaining in the tank. This calculation is based on average fuel consumption during the last 20 miles (30 km) of driving and the amount of fuel remaining in the tank when the reading was taken. When the driving distance on current fuel reserve is less than 12 miles (20 km), "----" will be displayed in the information display. AVERAGE This value indicates fuel consumption since the last time the trip computer was reset (by pressing RESET, button C). When the engine is switched off, information on fuel consumption is stored and remains in system memory until the RESET (button C) is pressed again. INSTANTANEOUS This value indicates the current fuel consumption, based on readings taken once per second. When the vehicle is not moving, "----" will be displayed. AVERAGE SPEED This value indicates average speed since the last time the trip computer was reset (by pressing RESET, button C). When the engine is switched off, information on average 62 02 Instruments and controls Trip computer (option) speed is stored and remains in system memory until the RESET (button C) is pressed again. ACTUAL SPEED (Canadian models only) This function provides the driver with an instantaneous conversion of the car's current speed from km/h to m.p.h. NOTE Trip computer readings may vary slightly depending on the circumference of the tires on the car, tire inflation, or driving style. 63 02 Instruments and controls Right-side steering wheel lever Windshield wipers