2009 Lexus LS 600h Owners Manual - Page 534

4-3. Do-it-yourself maintenance NOTICE n If the fluid level is low or high It is normal for the brake fluid level to go down slightly as the brake pads wear or when the fluid level in the accumulator is high. If the reservoir needs frequent refilling, it may indicate a serious problem. Washer fluid If any washer does not work or the warning message appears on the multi-information display, the washer tank may be empty. Add washer fluid. 4 CAUTION n When refilling the washer fluid Maintenance and care Do not refill the washer fluid when the hybrid system is hot or operating, as the washer fluid contains alcohol and may catch fire if spilled on the engine etc. NOTICE n Do not use any fluid other than washer fluid Do not use soapy water or engine antifreeze instead of washer fluid. Doing so may cause streaking on the vehicle's painted surfaces. n Diluting washer fluid Dilute washer fluid with water as necessary. Refer to the freezing temperatures listed on the washer fluid tank. 537