2009 Lexus LS 600h Owners Manual - Page 532

4-3. Do-it-yourself maintenance CAUTION n When the hybrid system 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 the 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 it from damaging parts or paint. Radiator and condenser Check the radiators and condenser, and clear any foreign objects. If either of the above parts is extremely dirty or you are not sure of their condition, have your vehicle inspected by your Lexus dealer. CAUTION n The radiators and condenser may be hot after driving 4 Maintenance and care Do not touch the radiators or condenser, as they may be hot and you may be burned. 535