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307 4 4-5. Using the driving support systems Dr ivin WARNING O Unlike the parking brake, hill-start assist control is not intended to hold the vehicle stationary for an extended period of time. Do not attempt to use hill-start assist control to hold the vehi- cle on an incline, as doing so may lead to an accident. Q When the TRC/ABS/ VSC is acti- vated The slip indicator light flashes. Always drive carefully. Reckless driving may cause an accident. Exercise particular care when the indicator light flashes. Q When the TRC/VSC systems are turned off Be especially careful and drive at a speed appropriate to the road condi- tions. As these are the systems to help ensure vehicle stability and driving force, do not turn the TRC/VSC systems off unless necessary. Q Secondary Collision Brake Do not rely solely upon the Secondary Collision Brake. This system is designed to help reduce the possibility of further damage due to a secondary collision, however, that effect changes according to various conditions. Overly relying on the system may result in death or serious injury. Q Replacing tires Make sure that all tires are of the speci- fied size, brand, tread pattern and total load capacity. In addition, make sure that the tires are inflated to the recom- mended tire inflation pressure level. function correctly if different tires are installed on the vehicle. Lexus authorized repairer, or any reli- able repairer for further information when replacing tires or wheels. Q Handling of tires and the suspension Using tires with any kind of problem or modifying the suspension will affect the driving assist systems, and may cause a system to malfunction. |