2009 Lexus LX 570 Owners Manual - Page 573

4-3. Do-it-yourself maintenance CAUTION n When the engine is hot Do not remove the coolant reservoir cap. The cooling system may be under pressure and may spray hot coolant if the cap is removed, causing burns or other injuries. NOTICE n When adding engine coolant Coolant is neither plain water nor straight antifreeze. The correct mixture of water and antifreeze must be used to provide proper lubrication, corrosion protection and cooling. Be sure to read the antifreeze or coolant label. n If you spill coolant Be sure to wash it off with water to prevent damage to parts or paint. Radiator and condenser Check the radiator and condenser, and clear any foreign objects. If any of the above parts are extremely dirty or you are not sure of their condition, have your vehicle checked by your Lexus dealer. CAUTION n When the engine is hot Do not touch the radiator or condenser, as they may be hot and you may be burned. 578