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6-3. Do-it-yourself maintenance
6
Maintenance and care
■ If the electronic key battery is depleted
The following symptoms may occur:
● The smart access system with push-but-
ton start and wireless remote control will
not function properly.
● The operational range will be reduced.
■ When the card key battery needs to be
replaced (if equipped)
The battery for the card key is available only
at Lexus dealers. Your Lexus dealer can
replace the battery for you.
Prepare the following before replacing
the battery:
Flathead screwdriver
Small flathead screwdriver
Lithium battery: CR2032 or
CR2450
■ Use a lithium battery
● Batteries can be purchased at your Lexus
dealer, local electrical appliance shops or
camera stores.
● Replace only with the same or equivalent
type recommended by the manufacturer.
● Dispose of used batteries according to
the local laws.
■ When cleaning the air intake vent
Do not use an air blow gun, etc.
Dust may be blown out, possibly causing
a malfunction or output restriction of the
hybrid battery (traction battery).
■ To prevent damage to the vehicle
Observe the following precautions:
● Do not allow liquid or foreign matter to
enter the air intake vent.
● Make sure to reinstall the filter and
cover to their original positions after
cleaning.
● Do not install anything to the air intake
vent other than the exclusive filter for
this vehicle or use the vehicle without
the filter installed.
■ To prevent damage to the filter
Observe the following precautions.
If the filter is damaged, have it replaced
with a new filter by your Lexus dealer.
● Do not use an air blow gun, etc.
● Do not press hard a vacuum cleaner,
etc. against the filter.
● Do not use a hard brush, such as a
metal brush.
● Do not break the fold of the filter.
Electronic key battery
Replace the battery with a new one
if it is depleted.
As the key may be damaged if the
following procedure is not per-
formed properly, it is recom-
mended that key battery
replacement be performed by your
Lexus dealer.
Items to prepare
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