Toyota 2010 Corolla Matrix Owner's Manual page 304

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4-3. Do-it-yourself maintenance

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.

Checking battery fluid

Check the battery condition using the indicator color.

Before recharging

When recharging, the battery produces hydrogen gas which is flammable

and explosive. Therefore, before recharging:

If recharging with the battery installed on the vehicle, be sure to discon-

nect the ground cable.

Make sure the power switch on the charger is off when connecting and

disconnecting the charger cables to the battery.

Hold-down clamp

Ground cable

Green: Good condition

Dark: Charging is necessary.

Have the vehicle inspected by

your Toyota dealer.

Clear or light yellow: Not

working properly. Have the

Toyota dealer.