2009 Lexus ES 350 Owners Manual - Page 306
2009 Lexus ES 350 Manual
Page 306 highlights
4-3. Do-it-yourself maintenance Battery Check the battery as follows.
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4-3. Do-it-yourself maintenance
Battery
Check the battery as follows.
■
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
■
Checking battery condition
Check the battery condition using the indicator color.
Blue: Good condition
White: Charging is necessary.
Have the vehicle inspected by
your Lexus dealer.
Red: Not working properly,
have the battery checked by
your Lexus dealer.