TOYOTA 2010 Prius - Manual (Page 460)

437
4-3. Do-it-yourself maintenance
4
Mainten
ance an
d ca
re
■
Before recharging
When recharging, the 12 volt battery produces hydrogen gas which is flam-
mable and explosive. Therefore, before recharging:
●
If recharging with the 12 volt 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
disconnecting the charger cables to the 12 volt battery.
■
12 volt battery exterior
Make sure that the 12 volt battery terminals are not corroded
and that there are no loose connections, cracks, or loose
clamps.
Terminals
Hold-down clamp