
391
6-3. Do-it-yourself maintenance
LS500h_OM_(U)_1810
6
Mai
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are
nected, 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 before
disconnecting the 12-volt battery. Take
extra care when connecting the 12-volt
battery if the power switch mode prior to
discharge is unknown.
If the system will not start even after multiple
attempts, contact your Lexus dealer.
Make sure that the 12-volt battery ter-
minals are not corroded and that there
are no loose connections, cracks, or
loose clamps.
WARNING
■
Chemicals in the 12-volt battery
The 12-volt battery contains poisonous
and corrosive sulfuric acid and may pro-
duce hydrogen gas which is flammable
and explosive. To reduce the risk of death
or serious injury, take the following pre-
cautions 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.
■
Emergency measures regarding
electrolyte
●
If electrolyte gets in your eyes
Flush your eyes with clean water for at
least 15 minutes and get immediate
medical attention. If possible, continue
to apply water with a sponge or cloth
while traveling to the nearest medical
facility.
●
If electrolyte gets on your skin
Wash the affected area thoroughly. If
you feel pain or burning, get medical
attention immediately.
●
If electrolyte gets on your clothes
It can soak through clothing on to your
skin. Immediately take off the clothing
and follow the procedure above if nec-
essary.
●
If you accidentally swallow electrolyte
Drink a large quantity of water or milk.
Get emergency medical attention
immediately.
■
When replacing the 12-volt battery
Use a 12-volt battery designed for this
vehicle. Failure to do so may cause gas
(hydrogen) to enter the passenger com-
partment, causing a fire or explosion.
For replacement of the 12-volt battery,
contact your Lexus dealer.
NOTICE
■
When recharging the 12-volt battery
Never recharge the 12-volt battery while
the hybrid system is operating. Also, be
sure all accessories are turned off.
Exterior
Summary of Contents for LS500h
Page 70: ...70 1 4 Hybrid system LS500h_OM_ U _1810 tact your Lexus dealer ...
Page 106: ...106 2 1 Instrument cluster LS500h_OM_ U _1810 ...
Page 129: ...129 3 2 Opening closing and lockingthe doors and trunk LS500h_OM_ U _1810 3 Before driving ...
Page 203: ...203 4 5 Using the driving support systems LS500h_OM_ U _1810 4 Driving Certification ...
Page 209: ...209 4 5 Using the driving support systems LS500h_OM_ U _1810 4 Driving Certification ...
Page 312: ...312 4 6 Driving tips LS500h_OM_ U _1810 ...
Page 366: ...366 5 6 Using theother interior features LS500h_OM_ U _1810 ...
Page 383: ...383 6 3 Do it yourself maintenance LS500h_OM_ U _1810 6 Maintenance and care AWD models Rear ...
Page 456: ...456 7 2 Steps to take in an emergency LS500h_OM_ U _1810 ...
Page 505: ...505 LS500h_OM_ U _1810 Index What to do if Troubleshooting 506 Alphabetical Index 509 ...
Page 523: ...523 1 1 What to do if Troubleshooting LS500h_OM_ U _1810 523 Alphabetical Index ...