2013 Lexus GS300h Owner's Manual

777
6 6-3. Do-it-yourself maintenance
Maintenance and care
GS450h_300h_OM_OM30D53E_(EE)
Air conditioning filter
Turn the power switch off.
Open the glove box. Lift up
the side with the stay, discon-
nect the stay tabs and remove
the partition by pulling hori-
zontally.
Press the tabs and remove the
filter cover.
Press the tabs and remove the
filter case.
The air conditioning filter must be changed regularly to maintain
air conditioning efficiency.
Removal method
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2
3
4

7786-3. Do-it-yourself maintenance
GS450h_300h_OM_OM30D53E_(EE)
Remove the air conditioning
filter from the filter case and
replace it with a new one.
The “UP” marks shown on the
filter and the filter case should be
pointing up.
Changing interval
Inspect and replace the air conditioning filter according to the maintenance
schedule. In dusty areas or areas with heavy traffic flow, early replacement
may be required. (For scheduled maintenance information, please refer to the
“Lexus Service Booklet” or “Lexus Warranty Booklet”.)
If air flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace if necessary.
5
NOTICE
When using the air conditioning system
Make sure that a filter is always installed.
Using the air conditioning system without a filter may cause damage to the
system.

779 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS450h_300h_OM_OM30D53E_(EE)
Electronic key battery
Flathead screwdriver
Small flathead screwdriver
Lithium battery CR2032
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a rag.
Remove the battery cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a rag.
Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery
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2
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7806-3. Do-it-yourself maintenance
GS450h_300h_OM_OM30D53E_(EE)
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
Use a CR2032 lithium battery
Batteries can be purchased at any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional, local electrical appliance
shops or camera stores.
Replace only with the same or equivalent type recommended by the manu-
facturer.
Dispose of used batteries according to local laws.
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 wireless remote control will not func-
tion properly.
The operational range will be reduced.
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781 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS450h_300h_OM_OM30D53E_(EE)
CAUTION
Removed battery and other parts
These parts are small and if swallowed by a child, they can cause choking.
Keep away from children. Failure to do so could result in death or serious
injury.
Lithium battery precautions
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCOR-
RECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUC-
TIONS
NOTICE
For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
Always work with dry hands.
Moisture may cause the battery to rust.
Do not touch or move any other component inside the remote control.
Do not bend either of the battery terminals.

7826-3. Do-it-yourself maintenance
GS450h_300h_OM_OM30D53E_(EE)
Checking and replacing fuses
Turn the power switch off.
After a system failure, see “Fuse layout and amperage ratings”
for details about which fuse to check. (P. 787)
Open the fuse box cover.
Engine compartment:
Remove the engine compart-
ment cover (P. 740) and
remove all of the clips.
Push the tabs on either side to
detach the lock and lift the lid
off while pulling the lock
plate.
When installing the lid, check
that the lock plate and the tabs
on either side are connected cor-
rectly.
If any of the electrical components do not operate, a fuse may have
blown. If this happens, check and replace the fuses as necessary.
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783 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS450h_300h_OM_OM30D53E_(EE)
Left side instrument panel (left-hand drive vehicles)
Remove the lid.
Left side instrument panel (right-hand drive vehicles)
Remove the lid.

7846-3. Do-it-yourself maintenance
GS450h_300h_OM_OM30D53E_(EE)
Right side instrument panel (left-hand drive vehicles)
Remove the lid.
Right side instrument panel (right-hand drive vehicles)
Remove the lid.