2005 Lexus IS 300 Owners Manual - Page 359
2005 Lexus IS 300 Manual
Page 359 highlights
04 06.30 ENGINE Lexus recommends "Toyota Super Long Life Coolant", which has been tested to ensure that it will not cause corrosion nor result in malfunction of your engine coolant system with proper usage. "Toyota Super Long Life Coolant" is formulated with long-life hybrid organic acid technology and has been specifically designed to avoid engine cooling system malfunction on Lexus vehicles. Please contact your Lexus dealer for further details. CHECKING THE RADIATOR AND CONDENSER If either of the above parts are extremely dirty or you are not sure of their condition, take you vehicle to a Lexus dealer. CAUTION To prevent burning yourself, be careful not to touch the radiator or condenser when the engine is hot. NOTICE To prevent damage to the radiator and condenser, do not perform the work by yourself. 338