Toyota Highlander Owners Manual: 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 fluid level
The brake fluid level should be
between the “max” and “min”
lines on the tank.
Adding fluid
Make sure to check the fluid type and prepare the necessary item.
...
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, b ...
More about Toyota Highlander:
SRS airbags
The srs airbags inflate when the vehicle is subjected to certain
types of severe impacts that may cause significant injury to the
occupants. They work together with the seat belts to help reduce
the risk of death or serious injury.
Srs front airbags
Srs driver airbag/front passenger airbag ...
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