2006 Lexus GS 300 Owners Manual - Page 1235

ELECTRICAL COMPONENTS ADDING WASHER FLUID CHECKING THE HEADLIGHT AIM G64020 If the washer tank becomes nearly empty, add washer fluid. You may use plain water as washer fluid. However, in cold areas where temperatures range below the freezing point, use washer fluid containing antifreeze. This product is available at your Lexus dealer and most auto parts stores. Follow the manufacturer's directions for how much to mix with water. " 1 Beam angle gauge (horizontal movement for high beam) 2 Beam angle gauge (vertical movement for high beam) 3 Beam angle gauge (vertical movement for low beam) 4 Beam angle gauge (horizontal movement for low beam) Before checking the headlight aim: 1. Be sure that the body around the headlight is not deformed. 2. Park the vehicle on a level spot. 3. The driver gets into the driver's seat and puts the vehicle in a state readying for a driving (with a full tank). 4. Bounce the vehicle several times. 589 NOTICE Do not use engine antifreeze or any other substitute because it may damage your vehicle's paint.