2007 Toyota Avalon Owners Manual - Page 735

(c) Jump starting NOTICE With key cylinder−type ignition switch-Do not crank for more than 30 seconds at a time. This may overheat the starter and wiring systems. To avoid serious personal injury and damage to your vehicle which might result from battery explosion, acid burns, electrical burns, or damaged electronic components, these instructions must be followed precisely. If you are unsure about how to follow this procedure, we strongly recommend that you seek the help of a competent mechanic or towing service. D The gas normally produced by a battery will explode if a flame or spark is brought near. Use only standardized jumper cables and do not smoke or light a match while jump starting. NOTICE The battery used for boosting must be 12 V. Do not jump start unless you are sure that the booster battery is correct. CAUTION D Batteries contain sulfuric acid which is poisonous and corrosive. Wear protective safety glasses when jump starting, and avoid spilling acid on your skin, clothing, or vehicle. on yourself or in your eyes, remove any contaminated clothing and flush the affected area with water immediately. Then get immediate medical attention. If possible, continue to apply water with a sponge or cloth while en route to the medical office. D If you should accidentally get acid 315