2013 Lexus GS450h maintenance

GS450h_U (OM30D01U)
6936-3. Do-it-yourself maintenance
6
Maintenance and care
■Front turn signal lights (vehicles with LED headlights)For the left side only: Remove
the bolt and move the washer
fluid filler opening.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
1
2
3

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GS450h_U (OM30D01U)
6-3. Do-it-yourself maintenance
When installing, reverse the steps listed.
After installing the bulb base, secure the cord with the clips and if replacing the
left side bulb, make sure to install the bolt for the washer fluid filler opening in
its original position.
4
Right sideLeft side

GS450h_U (OM30D01U)
6956-3. Do-it-yourself maintenance
6
Maintenance and care
■Rear turn signal lightsOpen the trunk lid and remove
the cover.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the
steps listed.
After installing the bulb base,
secure the cord with the clips and
install the cover in its original posi-
tion.
1
2
3
4

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GS450h_U (OM30D01U)
6-3. Do-it-yourself maintenance
■Back-up lightsOpen the trunk lid.
For the left side (vehicles with
power trunk opener and closer
only): Pry out each side of the
trunk closer switch in turn by
inserting a screwdriver into the
base.
To prevent damage, cover the tip of
the screwdriver with a rag.
Remove the clips on whichever
side you are replacing and
open the cover of the trunk lid.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
1
2
3
4
5
6

GS450h_U (OM30D01U)
6976-3. Do-it-yourself maintenance
6
Maintenance and care
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your
Lexus dealer.
●Headlights
●Parking lights and daytime running lights
●Front side marker lights
●Side turn signal lights
●Stop/tail lights
●Tail lights
●Rear side marker lights
●High mounted stoplight
●License plate lights
●Outer foot lights
■Discharge headlights (if equipped)
If voltage to the discharge bulbs is insufficient, the bulbs may not come on, or may go
out temporarily. The discharge bulbs will come on when normal power is restored.
■LED Lights
The lights other than the discharge headligh ts (if equipped), fog lights (if equipped),
front turn signal lights, rear turn signal lights, back-up lights and outer foot lights each
consist of a number of LEDs. If any of the LEDs burn out, take your vehicle to your
Lexus dealer to have the light replaced.
■Condensation build-up on the inside of the lens
Contact your Lexus dealer for more information in the following situations. Tempo-
rary condensation build-up on the inside of the headlight lens does not indicate a
malfunction.
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
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GS450h_U (OM30D01U)
6-3. Do-it-yourself maintenance
CAUTION
■Replacing light bulbs
●Turn off the lights. Do not attempt to replace the bulb immediately after turning
off the lights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bulb with bare hands. Hold the bulb by
the plastic or metal portion.
If the bulb is scratched or drop ped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so may
result in heat damage, fire, or water en tering the headlight unit. This may damage
the headlights or cause condensati on to build up on the lens.
●Vehicles with discharge headlights: While
the headlights are turned on, and for a short
time after they have been turned off, metal
components at the rear of the headlight
assembly will be extremely hot. To prevent
burns, do not touch these metal compo-
nents until you are certain they have cooled
down.
Metal components

GS450h_U (OM30D01U)
6996-3. Do-it-yourself maintenance
6
Maintenance and care
CAUTION
■Discharge headlights (if equipped)
●Contact your Lexus dealer before replacing the discharge headlights (including
light bulbs).
●Do not touch the discharge headlight’s high voltage socket when the headlights
are turned on.
An extremely high voltage of 30000 V wi ll be discharged and could result in
death or serious injury by electric shock.
●Do not attempt to take apart or repair the headlight bulbs, connectors, power
supply circuits, or related components.
Doing so could result in electric shock and death or serious injury.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.

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GS450h_U (OM30D01U)
6-3. Do-it-yourself maintenance