Lexus HS250h 2010 Setup / LEXUS 2010 HS250H OWNERS MANUAL (OM75006U)
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4-3. Do-it-yourself maintenance
4
Maintenance and care
Replacing light bulbs
■Headlight high beams (halogen headlights)
Turn the bulb base counterclock-
wise.
Unplug the connector while 
depr
 essing the lock release.
■ Headlight high beams (LED headlights)
Turn the cover counterclockwise. 
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4-3. Do-it-yourself maintenance
Turn the bulb base counterclock-
wise.
Unplug the connector while 
depr
 essing the lock release.
■ Headlight lo
 w beams (halogen headlights)
Turn the bulb base counterclock -
wise.
Unplug the connector while 
depr
 essing the lock release. 
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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Front turn signal lights (halogen headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■ F
ront turn signal lights (LED headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb. 
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4-3. Do-it-yourself maintenance
■Parking lights/front side marker lights (halogen headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■ P
arking lights (LED headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb. 
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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Front side marker lights (LED headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■ F
ront fog lights
Remove the fender liner bolts, clip 
and r
emove the fender liner.
Removing the clip
Installing the clip 
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4-3. Do-it-yourself maintenance
Turn the bulb base counterclock-
wise.
Unplug the connector while 
depr
 essing the lock release.
■ B
ack-up lights
Open the trunk lid and remove the 
co
ver.
Turn the bulb base counterclock -
wise. 
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4-3. Do-it-yourself maintenance
4
Maintenance and care
Remove the light bulb.
■ License plate lights
Open the trunk lid and remove the 
co
ver, clips and partly remove the 
cover.
Turn the bulb base counterclock -
wise.
Remove the light bulb. 
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4-3. Do-it-yourself maintenance
■Rear turn signal lights
Open the trunk lid and remove the 
co
ver.
To prevent damage to the rear 
combination assembly, cover the 
tip of the screwdriver with a rag.
Remove the bolts, stopper rubber 
and rear combination assembly.
Turn the bulb base counterclock -
wise.
Remove the light bulb. 
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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Lights other than the above
If any of the lights listed belo
 w has burnt out, have it replaced by your 
Lexus dealer.
● Headlight lo
 w beams (LED headlight type)
● Side turn signal lights
● Stop
/tail lights
●T
ail lights
●R
ear side marker lights
●High mounted stoplight
● Ou
ter foot lights
■When replacing the front right headlight, fr ont turn signal lights and parking light 
bulbs
■LED light bulbs
The headlight low beams (LED headlights type), side tu
 rn signal lights, rear side 
marker lights,  stop/tail lights, tail lights  and high mounted stoplight consist of a num -
ber of LEDs. If any of the LEDs burn out, take your vehicle to your Lexus dealer to 
hav
 e the light replaced.
Remove the securing clip and move the 
washer fluid filler opening to allow easy 
access to the light bulbs.
After replacing the bulbs, make sure to 
secure the washer fluid filler opening with the 
clip. 
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4-3. Do-it-yourself maintenance
■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.
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. Failur to do so may 
result in heat damage, fire, or water ente ring the headlight unit. This may damage 
the headlights or cause condensation to build up on the lens.
■To prevent damage or fire
Make sure bulbs are fully seated and locked.