2009 Toyota Sienna Owners Manual - Page 235

2-4. Using other driving systems CAUTION n Before using dynamic laser cruise control Do not overly rely on vehicle-to-vehicle distance control. Be aware of the set vehicle speed. If automatic deceleration/acceleration is not appropriate, adjust the vehicle speed, as well as the distance between your vehicle and vehicles ahead by applying the brakes, etc. n To avoid inadvertent cruise control activation Keep the "ON-OFF" button off when not in use. n Situations unsuitable for dynamic laser cruise control When driving 2 Do not use dynamic laser cruise control in any of the following situations. Doing so may result in inappropriate control of speed 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 Where there are sudden changes between sharp up and down gradients l At entrances to expressways l When weather conditions are bad enough that they may prevent the sensors from functioning correctly (fog, snow, sandstorm, etc.) l Where buzzer can be heard often 207