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the cell.
3
Put the vent plug back on and close
it securely.
■
Before recharging
When recharging, the 12-volt battery pro-
duces hydrogen gas which is flammable
and explosive. Therefore, observe the fol-
lowing precautions before recharging:
●
If recharging with the 12-volt battery
installed on the vehicle, be sure to discon-
nect the ground cable.
●
Make sure the power switch on the char-
ger is off when connecting and discon-
necting the charger cables to the 12-volt
battery.
After recharging/reconnecting the
■
12-volt battery
●
The EV system may not start. Follow the
procedure below to initialize the system.
1
Shift the shift position to P.
2
Open and close any of the doors.
3
Restart the EV system.
●
Unlocking the doors using the smart
access system with push-button start may
not be possible immediately after recon-
necting the 12-volt battery. If this hap-
pens, use the wireless remote control or
the mechanical key to lock/unlock the
doors.
Start the EV system with the power
●
switch in ACC. The EV system may not
start with the power switch turned off.
However, the EV system will operate nor-
mally from the second attempt.
●
The power switch mode is recorded by
the vehicle. If the 12-volt battery is dis-
8-4. Inspection of consumables
connected and reconnected, the vehicle
will return the power switch mode to the
status it was in before the 12-volt battery
was disconnected. Make sure to turn off
the power switch before disconnecting
the 12-volt battery. Take extra care when
connecting the 12-volt battery if the
power switch mode prior to the 12-volt
battery being disconnected is unknown.
If the EV system will not start even after
multiple attempts at all the methods above,
contact your Lexus dealer.
WARNING
Chemicals in the 12-volt battery
■
Batteries contain poisonous and corro-
sive sulfuric acid and may produce
hydrogen gas which is flammable and
explosive. To reduce the risk of death or
serious injury, take the following precau-
tions while working on or near the 12-volt
battery:
●
Do not cause sparks by touching the
12-volt battery terminals with tools.
Do not smoke or light a match near the
●
12-volt battery.
Avoid contact with eyes, skin and
●
clothes.
Never inhale or swallow electrolyte.
●
●
Wear protective safety glasses when
working near the 12-volt battery.
●
Keep children away from the 12-volt
battery.
■
Where to safely charge the 12-volt
battery
Always charge the 12-volt battery in an
open area. Do not charge the 12-volt bat-
tery in a garage or closed room where
there is insufficient ventilation.
439
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