Toyota Avalon Operating Manual page 306

330
6-3. 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.
1
Terminals
2
Hold-down clamp
■
Before recharging
When recharging, the battery produces hydrogen gas which is flammable and
explosive. Therefore, observe the following before recharging:
●
If recharging with the battery installed on the vehicle, be sure to disconnect
the ground cable.
●
Make sure the power switch on the charger is off when connecting and dis-
connecting the charger cables to the battery.
AVALON (U)_(OM41440U)