2002 Toyota 4Runner Owners Manual - Page 277

'02 4Runner_U (L/O 0108) -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 INDICATOR Check the battery condition by the indicator color. Indicator color Type A Green Type B Blue Condition Good Charging necessary. Have battery checked by your Toyota dealer. Have battery checked by your Toyota dealer. 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. D Only do a slow charge (5 A or less). Charging at a quicker rate is dangerous. The battery may explode, causing personal injuries. Dark White Clear or light yellow Red 2002 MY 4RUNNER_U (OM35787U) 277