2002 Toyota Avalon Owners Manual - Page 283

'02 AVALON U (L/O 0107) -Checking battery condition NOTICE z Be sure the engine and all accessories are off before performing maintenance. z When checking the battery, remove the ground cable from the negative terminal (" −" mark) first and reinstall it last. z Be careful not to cause a short circuit with tools. z Take care no solution gets into the battery when washing it. CHECKING BY HYDROMETER Check the battery hydrometer color. Hydrometer color Type A Green Dark Clear or light yellow Type B Blue White condition by the Type A Green Dark Clear or light yellow Battery recharging precautions During recharging, the battery is producing hydrogen gas. Therefore, before recharging: 1. If recharging with the battery installed on the vehicle, be sure to disconnect the ground cable. Type B Blue White Red 2. Be sure the power switch on the recharger is off when connecting the charger cables to the battery and when disconnecting them. CAUTION D Always charge the battery in an unconfined area. Do not charge the battery in a garage or closed room where there is not sufficient ventilation. Condition Good Charging necessary. Have battery checked by your Toyota dealer. D Only do a slow charge (5 A or less). Charging at a quicker rate is dangerous. The battery may explode, causing personal injuries. NOTICE Never recharge the battery while the engine is running. Also, be sure all accessories are turned off. Red Have battery checked by your Toyota dealer. 282 2002 MY AVALON_U (OM22493U)