Lexus ES350 2016 Owner's Manuals /

451
ES350_OM_OM33B64U_(U)7-3. Do-it-yourself maintenance
7
Maintenance and care
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 depleted battery.
Insert a new battery with the “+” termi-
nal facing up.
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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ES350_OM_OM33B64U_(U)7-3. Do-it-yourself maintenance
■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 local laws.
■If the electronic key battery is depleted
The following symptoms may occur:
●The smart access system with push-button start and wireless remote control will not
function properly.
●The operational range will be reduced.
WA R N I N G
■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.
NOTICE
■For normal operation afte r 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.

453
ES350_OM_OM33B64U_(U)7-3. Do-it-yourself maintenance
7
Maintenance and care
Checking and replacing fuses
Turn the engine switch off.
Open the Fuse box cover.
Remove the fuse with the pullout
tool.
Only type A fuse can be removed using
the pullout tool.
If any of the electrical components do not operate, a fuse may have blown. If
this happens, check and replace the fuses as necessary.
1
2
Engine compartmentDriver’s side instrument panel
Push the tab in and lift the lid off. Remove the lid.
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ES350_OM_OM33B64U_(U)7-3. Do-it-yourself maintenance
Check if the fuse is blown.
Normal fuse
Blown fuse
Type A and 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.
Ty p e C :
Contact your Lexus dealer.
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may need
replacement. ( P. 4 5 6 )
●If the replaced fuse blows again, have the vehicle inspected by your Lexus dealer.
■If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
■When replacing light bulbs
Lexus recommends that you use genuine Le xus products designed for this vehicle.
Because certain bulbs are connected to circuits designed to prevent overload, non-gen-
uine parts or parts not designed for this vehicle may be unusable.
4
1
2
Ty p e ATy p e B
Ty p e C

ES350_OM_OM33B64U_(U)
4557-3. Do-it-yourself maintenance
7
Maintenance and care
WA R N I N G
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the vehicle, and possibly a fire or injury.
●Never use a fuse of a higher amperage rati ng than that indicated, or use any other
object in place of a fuse.
●Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
●Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determ ined and repaired by your Lexus dealer as
soon as possible.

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ES350_OM_OM33B64U_(U)7-3. Do-it-yourself maintenance
Light bulbs
Check the wattage of the light bulb to be replaced. (
P. 5 2 0 )
 P. 4 2 6
■Front
Front side marker light
Headlight high beam (halogen bulb)
Front turn signal light
You may replace the following bulbs by yourself. The difficulty level of replace-
ment varies depending on the bulb. If necessary bulb replacement seems diffi-
cult to perform, contact your Lexus dealer.
For more information about replacing other light bulbs, contact your Lexus
dealer.
Preparing for light bulb replacement
Removing the engine compartment cover
Bulb locations
1
2
3

ES350_OM_OM33B64U_(U)
4577-3. Do-it-yourself maintenance
7
Maintenance and care
■Rear
Back-up lightRear turn signal light12

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ES350_OM_OM33B64U_(U)7-3. Do-it-yourself maintenance
■Headlight high beam (halogen bulb)
Turn the cover counterclockwise
and remove it.
Unplug the connector while pull-
ing the lock release.
Turn the bulb base counterclock-
wise.
Set the new light bulb.
Align the 3 tabs on the light bulb with
the mounting, and insert.
Turn it clockwise to set.
Replacing light bulbs
1
2
3
4

ES350_OM_OM33B64U_(U)
4597-3. Do-it-yourself maintenance
7
Maintenance and care
Set the connector.
Shake the bulb base gently to check
that it is not loose, turn the headlight
high beams on once and visually
confirm that no light is leaking
through the mounting.
Install the cover and turn it clock-
wise.
Align the ▲ of the cover to the posi-
tioning mark of the lamp body and
insert and turn it.
■Front turn signal lights
To allow enough working space,
turn the steering wheel to the
opposite side of the bulb to be
replaced.
Remove the 3 fender liner clips
and 1 screw.
Turn the steering wheel to the left
when replacing the right side light
bulb, and turn the steering wheel
to the right when replacing the
left side light bulb.
To take out the clips, turn the head
of the clip to unlock, then remove
by pulling.
5
6
1

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ES350_OM_OM33B64U_(U)7-3. Do-it-yourself maintenance
While holding the clamp open,
pull and remove the tabs and
open the fender liner.
Turn the bulb base counterclock-
wise.
Remove the light bulb.2
3
4