2009 Toyota Yaris Owners Manual - Page 190

2-4. Using other driving systems n Cruise control can be set when l The shift lever is in D or 3 (vehicles with an automatic transmission). l Vehicle speed is above approximately 25 mph (40 km/h). n Accelerating The vehicle can be accelerated normally. After acceleration, the set speed resumes. n Automatic cruise control cancellation The set speed is automatically canceled in any of the following situations. l Actual vehicle speed falls more than 10 mph (16 km/h) below the preset vehicle speed. At this time, the memorized set speed is not retained. l Actual vehicle speed is below 25 mph (40 km/h). n If the cruise control main indicator flashes Press the ON-OFF button to turn the cruise control off, and then reactivate the system. If the cruise control speed cannot be set or if the cruise control cancels immediately after being activated, there may be a malfunction in the cruise control system. Have the vehicle inspected by your Toyota dealer. CAUTION n To avoid operating the cruise control by mistake Keep the ON-OFF button off when not in use. n Situations unsuitable for cruise control Do not use cruise control in any of the following situations. Doing so may result in control of the vehicle being lost and could cause serious or fatal accident. l In heavy traffic l On roads with sharp bends l On winding roads l On slippery roads, such as those covered with rain, ice or snow l On steep hills l When towing a trailer 154