2002 Toyota Sienna Owners Manual - Page 153

02 SIENNA_U (L/O 0107) Vehicle skid control system In the following cases, contact your Toyota dealer: The vehicle skid control system helps provide integrated control of the systems such as an anti −lock brake system, brake assist system, traction control, engine control, etc. This system automatically controls the output of the brakes or engine to help prevent the vehicle from skidding when cornering on a slippery road surface or abrupt steering wheel operation occurs. This system activates when the vehicle speed is about more than 15 km/h (9 mph). You may hear a sound in the engine compartment for a few seconds when the engine is started or just after the vehicle is started. This means that the system is in the self −check mode but does not indicate a malfunction. CAUTION D The warning light does not come on after the ignition key is turned to "ON". D Do not rely excessively on the vehicle skid control system. Even if the vehicle skid control system is operating, you must always drive carefully and attentively to avoid serious injury. Reckless driving will result in an unexpected accident. If the slip indicator light flashes, sounding an alarm sounds, special care should be taken while driving. D The warning light remains on after the ignition key is turned to "ON". D The warning light comes on while driving. D Only use tires of specified size. The size, manufacture, brand and tread pattern for all 4 tires should be the same. If you use the tires other than specified, or different type or size, the vehicle skid control system may not function correctly. When replacing the tires or wheels, contact your Toyota dealer. (See "Checking and replacing tires" in Section 7−2.) 2002 MY SIENNA_U (OM45407U) 153