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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
n Checking battery condition
Check the battery condition by the indicator color.
Blue: Good condition
White: Charging necessary.
Have the battery checked by
your Lexus dealer.
Red: Not working properly,
have the battery checked by
your Lexus dealer.
n If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads wear or
when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, it may indicate a serious problem.