2010 Toyota Highlander Owners Manual - Page 241

2-4. Using other driving systems n Automatic cruise control cancellation The set speed is automatically cancelled 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). l Enhanced VSC is activated. n If the cruise control indicator light flashes Turn the "ON-OFF" button off once, 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. Contact your Toyota dealer and have your Toyota inspected. 2 When driving 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 an accident resulting in death or serious injury. 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 213