Toyota Highlander 2020 Owner's Manual page 409

Terminals
Hold-down clamp
Before recharging
■
When recharging, the battery pro-
duces hydrogen gas which is flam-
mable and explosive. Therefore,
observe the following precautions
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 disconnecting the charger
cables to the battery.
After recharging/reconnecting
■
the battery
The engine may not start. Follow
●
the procedure below to initialize
the system.
1
Shift the shift lever to P.
2
Open and close any of the doors.
3
Restart the engine.
Unlocking the doors using the
●
smart key system may not be pos-
sible immediately after reconnect-
ing the battery. If this happens,
use the wireless remote control or
the mechanical key to lock/unlock
the doors.
Start the engine with the engine
●
switch in ACC. The engine may
not start with the engine switch
turned off. However, the engine
will operate normally from the sec-
ond attempt.
HIGHLANDER_U
6-3. Do-it-yourself maintenance
The engine switch mode is
●
recorded by the vehicle. If the bat-
tery is disconnected and recon-
nected, the vehicle will return the
engine switch mode to the status it
was in before the battery was dis-
connected. Make sure to turn off
the engine before disconnecting
the battery. Take extra care when
connecting the battery if the
engine switch mode prior to the
battery being disconnected is
unknown.
If the system will not start even after
multiple attempts, contact your Toy-
ota dealer.
WARNING
Chemicals in the battery
■
Batteries contain poisonous and
corrosive 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
battery:
Do not cause sparks by touch-
●
ing 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 electro-
●
lyte.
Wear protective safety glasses
●
when working near the battery.
Keep children away from the
●
battery.
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