Electronic Key Battery - Toyota Highlander Hybrid 2020 Owner's Manual

438
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 key system and wire-
less remote control will not func-
tion properly.
● The operational range will be
reduced.
You will need the follow-
ing items:
 Flathead screwdriver
 Small flathead screwdriver
 Lithium battery CR2032
■ Use a CR2032 lithium battery
● Batteries can be purchased at
your Toyota dealer, local electrical
appliance shops or camera stores.
● Replace only with the same or
equivalent type recommended by
the manufacturer.
● Dispose of used batteries accord-
ing to the local laws.
HIGHLANDER HV_U
Replacing the battery
1
Release the lock and remove
the mechanical key.
2
Remove the key cover.
To prevent damage to the key,
cover the tip of the flathead screw-
driver with a rag.
3
Remove the depleted battery.
When removing the cover, the elec-
tronic key module may stick to the
cover and the battery may not be
visible. In this case, remove the
electronic key module in order to
remove the battery.
When removing the battery, use a
screwdriver of an appropriate size.
Insert a new battery with the "+" ter-