Lexus LS460 2008, Owner'S Manual

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4-3. Do-it-yourself maintenance
4
Main
tenance an
d care
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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 discon-
necting the charger cables to the battery.
CAUTION
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Chemicals in the battery
A battery contains poisonous and corrosive sulfuric acid and may produce hydro-
gen gas which is flammable and explosive. To reduce the risk of death or serious
injury, take the following precautions while working on or near battery:
●
Do not cause sparks by touching the battery terminals with tools.
●
Do not smoke or light a match near the battery.
●
Avoid contact with eyes, skin and clothes.
●
Never inhale or swallow electrolyte.
●
Wear protective safety glasses when working near the battery.
●
Keep children away from the battery.
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Where to safely charge the battery
Always charge the battery in an open area. Do not charge the battery in a garage or
closed room where there is not sufficient ventilation.
■
How to recharge the battery
Only perform a slow charge (5 A or less). The battery may explode if charged at a
quicker rate.