1996 Lexus LX 450 Owners Manual - Page 237
1996 Lexus LX 450 Manual
Page 237 highlights
ELECTRICAL COMPONENTS NOTICE Checking battery fluid There are 2 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 top of the battery. S Make sure the engine and all accessories are turned off before performing maintenance. S When checking the battery, remove the ground cable first and reinstall it last. S Be careful not to cause a short circuit with tools. S Take care no solution gets into the battery when washing it. 226