Maintenance Lexus GS250 2014 Repair Manual

4886-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(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 sched-
ule. In dusty areas or areas with heavy traffic flow, early replacement may be
required. (For scheduled maintenance information, please refer to the “Lexus Ser-
vice 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.
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489
6
6-3. Do-it-yourself maintenance
Maintenance and care
GS350_250_OM_OM30E16E_(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
1
2
3
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4 7:11 PM

4906-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
Remove the depleted battery.
Insert a new battery with the “+” termi-
nal 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 cam-
era stores.
●Replace only with the same or equivalent type recommended by the manufacturer.
●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 function prop-
erly.
●The operational range will be reduced.
4
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491 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(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 INCORRECT
TYPE.
DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS
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.
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4926-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
Checking and replacing fuses
Turn the engine switch off.
After a system failure, see “Fuse layout and amperage ratings” for
details about which fuse to check. (→P. 4 9 7 )
Open the fuse box cover.
XEngine compartment: type A fuse box (left-hand drive vehicles)
Push the tab in and lift the lid off.
XEngine compartment: type A fuse box (right-hand drive vehicles)
Push the tab in and lift the lid off.
If any of the electrical components do not operate, a fuse may have
blown. If this happens, check an d replace the fuses as necessary.
1
2
3
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493 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
XEngine compartment (type B fuse box)
Push the tab in and lift the lid off.
XLeft side instrument panel (left-hand drive vehicles)
Remove the lid.
XLeft side instrument panel (right-hand drive vehicles)
Remove the lid.
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4946-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
XRight side instrument panel (left-hand drive vehicles)
Remove the lid.
XRight side instrument panel (right-hand drive vehicles)
Remove the lid.
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495 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350_250_OM_OM30E16E_(EE)
XTr u n k
Push the tab in and lift the lid off.
Remove the lid.
Remove the fuse with the pullout
tool.
Only type A fuse can be removed
using the pullout tool.
4
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4966-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
Check if the fuse is blown.Normal fuse
Blown fuse
Ty p e A a n d B :
Replace the blown fuse with a new fuse of an appropriate amperage rating. The
amperage rating can be found on the fuse box lid.
Type C and D:
Contact any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
5
1
2
XType AXTy p e B
XType CXTy p e D
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497 6-3. Do-it-yourself maintenance
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Maintenance and care
GS350_250_OM_OM30E16E_(EE)
■Engine compartment (type A fuse box)
XLeft-hand drive vehicles
Fuse layout and amperage ratings
FuseAmpereCircuit
1LH J/B-B40Left-hand junction block
2VG RS40No circuit
3RH J/B-B40Right-hand junction block
4P/ I - B N O. 280F/PMP, EFI MAIN, A/F HTR, EDU, IG2
MAIN
5ALT150RH J/B ALT, P/I ALT, LH J/B ALT, LUG J/B
ALT
6P/ I A LT100RR DEF, TAIL, FR FOG, DEICER, PANEL,
RR S/SHADE
7RH J/B ALT80Right-hand junction block
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