2009 Toyota Corolla Owners Manual - Page 286

4-3. Do-it-yourself maintenance Battery Check the battery as follows. n Battery 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 Ground cable n Checking battery fluid Check the battery condition using the indicator color. Type A Blue: Good condition White: Charging is necessary. Have the vehicle inspected by your Toyota dealer. Red: Not working properly. Have the vehicle checked by your Toyota dealer. 4 Maintenance and care 321