Electronic Key Battery - Lexus ES 300h Owner's Manual

NOTICE
To prevent damage to the vehicle
■
● Do not allow water or foreign matter to
enter the air intake vent when the
cover is removed.
● Carefully handle the removed filter so
that it will not be damaged. If the filter
is damaged, have it replaced with a
new filter by your Lexus dealer.
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.
■ If "Maintenance required for Traction
battery cooling parts See owner's
manual" is displayed on the multi-
information display
If the vehicle is continuously driven with
the warning message (indicating that
charging/discharging of the hybrid bat-
tery (traction battery) may become lim-
ited) displayed, the hybrid battery
(traction battery) may malfunction. If the
warning message is displayed, clean the
air intake vent immediately.
6-3. Do-it-yourself maintenance

Electronic key battery

Replace the battery with a new one
if it is depleted.
If the electronic key battery is depleted
■
The following symptoms may occur:
● The smart entry & start system and wire-
less 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.
Items to prepare
Prepare the following before replacing
the battery:
 Flathead screwdriver
 Small flathead screwdriver
 Lithium battery CR2032
■ Use a CR2032 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.
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