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6-3. Do-it-yourself maintenance
If air flow from the vents decreases dra-
■
matically
The filter may be clogged. Check the filter
and replace if necessary.
NOTICE
■
To prevent damage to the system
When using the air conditioning system,
make sure that a filter is always installed.
LEXUS NX300/NX200 Owners Manual̲General̲M78540̲en
Electronic key battery
Replace the battery with a new one
if it is depleted.
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.
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.
●
Items to prepare
Prepare the following before replacing
the battery:
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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