2016 LEXUS IS250 maintenance

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4-3. Do-it-yourself maintenance
4

Maintenance and care
Headlight aim
nRemoving the engine compartment cover
→P. 31 2
nVertical movement adjusting bolts
Adjustment bolt A
Adjustment bolt B
nBefore checking the headlight aim
Make sure the vehicle has a full tank of gas and the area around
the headlight is not deformed.
Park the vehicle on level ground.
Sit in the driver’s seat.
Bounce the vehicle several times.
STEP1
STEP2
STEP3
STEP4

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4-3. Do-it-yourself maintenance
nAdjusting the headlight aim
Turn bolt A in either direction
using a Phillips-head screw-
driver.
Remember the turning direction
and the number of turns in mind.
Turn bolt B the same number of
turns and in the same direction
as step 1 using a Phillips-head
screwdriver.
If the error is over the value
specified above, take the vehicle
to your Lexus dealer to adjust
the headlight aim.
STEP1
STEP2

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4-3. Do-it-yourself maintenance
4

Maintenance and care
Light bulbs
You may replace the following bulbs yourself. For more information about
replacing other light bulbs, contact your Lexus dealer.
nPreparing a replacement light bulb
Check the wattage of the light bulb being replaced. (→P. 445)
nRemoving the engine compartment cover
→P. 31 2
nFront bulb locations
nRear bulb locations
Parking light
Headlight
high beam
Rear turn signal lightBack-up light

364
4-3. Do-it-yourself maintenance
Replacing light bulbs
nHeadlight high beams
Release the lock and remove the
cover.
Turn the bulb base counterclock-
wise.
Unplug the connector while
depressing the lock release.
STEP1
STEP2
STEP3

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4-3. Do-it-yourself maintenance
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Maintenance and care
nParking lights
Release the lock and remove the
cover.
Turn the bulb base counterclock-
wise.
Remove the light bulb.
nBack-up light
Open the trunk door and remove
the trunk panel cover clips.
STEP1
STEP2
STEP3
STEP1

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4-3. Do-it-yourself maintenance
Partly remove the trunk panel
cover and turn bulb bases coun-
terclockwise.
Remove the light bulb.
nRear turn signal lights
Open the trunk door and remove
the cover.
Turn the bulb base counterclock-
wise.
STEP2
STEP3
STEP1
STEP2

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4-3. Do-it-yourself maintenance
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Maintenance and care
Remove the light bulb.
nBulbs other than the above
If any of the bulbs listed below has burnt out, have your Lexus dealer
replace it.
lHeadlight low beams (halogen bulbs)
lHeadlight high and low beams (discharge bulbs)
lFront fog lights
lFront turn signal lights
lFront side marker lights
lSide turn signal lights
lStop/tail lights
lTail lights
lRear side marker lights
lHigh mounted stoplight
lLicense plate lights
STEP3

368
4-3. Do-it-yourself maintenance
nWhen replacing the front left headlight and parking light bulbs
nCondensation 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.
lLarge drops of water are built up on the inside of the lens.
lWater has built up inside the headlight.
nDischarge 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.
nLED front side marker lights, side turn signal lights, tail lights, stop/tail lights, high
mounted stoplight, rear side marker lights and license plate lights
The front side marker lights, side turn signal lights, tail lights, stop/tail lights, high
mounted stoplight, rear side marker lights and license plate lights consist of a num-
ber of LEDs. If any of the LEDs burn out, take your vehicle to your Lexus dealer to
have the light replaced.
Remove the securing bolt 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
bolt.