2004 Lexus SC 430 User Guide - Page 236

IN CASE OF AN EMERGENCY 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. D If you should accidentally get acid 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 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. 40sv02 NOTICE The battery used for boosting must be 12 V. Do not jump start unless you are sure that the booster battery is correct. " 5 Discharged battery 6 Booster battery JUMP STARTING PROCEDURE 1. If the booster battery is installed in another vehicle, make sure the vehicles are not touching. Turn off all unnecessary lights and accessories. 242