Electronic Key Battery - Toyota Grand Highlander 2024 Manual

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6-3. Do-it-yourself maintenance
tioning filter according to the mainte-
nance schedule. In dusty areas or
areas with heavy traffic flow, early
replacement may be required. (For
scheduled maintenance information,
please refer to the "Owner's Manual
Supplement" or "Scheduled Mainte-
nance Guide".)
If air flow from the vents
■
decreases dramatically
The filter may be clogged. Check
the filter and replace if necessary.
NOTICE
When using the air condition-
■
ing system
Make sure that a filter is always
installed.
Using the air conditioning system
without a filter may cause damage
to the system.
To prevent damage to the fil-
■
ter cover
When moving the filter cover in
the direction of arrow to release
the fitting, pay attention not to
apply excessive force to the
claws. Otherwise, the claws may
be damaged.

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 performed properly, it is
recommended that key bat-
tery replacement be per-
formed by your Toyota
dealer.
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 CR2450
Use a CR2450 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 local laws.