1996 Lexus GS 300 Owners Manual - Page 208

ELECTRICAL COMPONENTS NOTICE (a) Checking by the fluid level lines (Maintenance type battery only) S Make sure the engine and all accessories are turned off before performing maintenance. cable first and reinstall it last. S When checking the battery, remove the ground S Be careful not to cause a short circuit with tools. S Take care no solution gets into the battery when washing it. Checking battery fluid There are two types of batteries: maintenance type and non-maintenance type. A non-maintenance battery has "MAINTENANCE FREE BATTERY" on its top. A maintenance type battery does not have such indication. Maintenance type battery Check the fluid condition by the fluid level lines on the side of the battery. Or if the battery has a hydrometer on its top, you can also check the hydrometer. Non-maintenance battery Check the battery condition by the hydrometer on the top of the battery. The fluid (electrolyte) level must be between the upper and lower lines. When checking the fluid level, look at all six cells, not just one or two. If the level is lower than the lower line, add distilled water. (See "Adding distilled water" on page 195.) 194