2008 Lexus GS 460 Owners Manual - Page 412

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. 12 volt battery Check the battery as follows. n Exterior Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps. Terminals Hold-down clamp 4 Maintenance and care n Check battery condition Check the battery condition by the indicator color. Blue: Good condition White: Charging necessary Have the battery checked by your Lexus dealer. Red: Not working properly, have the battery checked by your Lexus dealer. 417 GS_G_U March 29, 2010 3:11 pm