Page 804 of 956
8024-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) Replace the light bulb, and install
the bulb base. Align the 3 tabs on the light bulb
with the mounting, and insert.
Turn and secure the bulb base. Shake the bulb base gently to
check that it is not loose, turn the
headlights on once and visually
confirm that no light is leaking
through the mounting.
When installing the cover, conduct in reverse.STEP 4
STEP 5
STEP 6 STEP 1
Page 805 of 956
8034-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) ■ Front turn signal lights
Turn the bulb base counterclock-
wise.
Remove the light bulb.
When installing, rever se the steps listed.STEP 1
STEP 2
STEP 3
Page 806 of 956
8044-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) ■ Back-up lights
Open the back door and remove
the bolts and the cover.
Turn the bulb bases counterclock-
wise.
Remove the light bulb.
When installing, rever se the steps listed.STEP 1
STEP 2
STEP 3
STEP 4
Page 807 of 956
8054-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) ■ Rear turn signal lights
Open the back door and remove
the bolts and lamp assembly. Use a cloth to prevent scratches.
Turn the bulb bases counterclock-
wise.
Remove the light bulb.
When installing, rever se the steps listed.STEP 1
STEP 2
STEP 3
STEP 4
Page 809 of 956
8074-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) ■
Condensation build-up on the inside of the lens
Temporary condensation build-up on the insi de of the headlight lens does not indi-
cate a malfunction. Contact your Lexus deal er, for more information in the following
situations: ●
Large drops of water are built up on the inside of the lens. ●
Water has built up in side the headlight.■
LED lights
The front side marker lights, parking light s, daytime running lights, front fog lights,
stop/tail lights, tail lights, rear side mark er lights, high mounte d stoplight and license
plate lights consist of a number of LEDs. If any of the LEDs burn out, take your vehi-
cle to your Lexus dealer to have the light replaced. ■
Discharge headlights
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.
Page 810 of 956

8084-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) CAUTION■
Replacing light bulbs ●
Turn off the headlights. Do not attempt to replace the bulb immediately after turn-
ing off the headlights.
The bulbs become very hot and may cause burns. ●
Do not touch the glass portion of the li ght bulb with bare hands. When it is
unavoidable to hold the glass portion, use and hold with a clean dry cloth to avoid
getting moisture and oils on the bulb.
Also, if the bulb is scratched or dr opped, it may blow out or crack.●
Fully install light bulbs and any parts used to secure them. Failing to do so may
result in heat damage, fire, or water en tering the headlight unit. This may damage
the headlights or cause condensation to build up on the lens. ●
While the low beam 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
components until you are certain they have
cooled down.Metal components
Page 811 of 956
8094-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) CAUTION■
Discharge headlights ●
Contact your Lexus dealer be fore replacing discharge he adlights (including light
bulbs). ●
Do not touch the high-intensity discharg e headlight’s high voltage socket when
the headlights are turned on.
An extremely high voltage of 30000 V will be discharged and could result in
serious injury or death by electric shock. ●
Do not attempt to take apart or repair the low beam discharge headlight bulbs,
connectors, power supply circuits, or related components.
Doing so could result in electric shock and serious injury or death.■
To prevent damage or fire
Make sure bulbs are fully seated and locked.
Page 894 of 956
8906-1. Specifications
LX570_OM_OM60L21U_(U) Light bulbs
A: D4S high-intensity discharge
B: HB3 halogen bulbs
C: Wedge base bulbs
D: Single end bulbs
E: Double end bulbs Light bulbs Bulb No. W Ty p e
Exterior Headlights
Low beam
High beam
9005 35
60 A
B
Front turn signal lights 74 4 4 N A 28 C
Rear turn signal lights 21 C
Back-up lights 16 C
Running board lights 3.8 C
Outer foot lights 5 C
Interior Front interior light 8 C
Rear interior lights
With rear personal lights
Without rear personal lights 8
8 C
E
Vanity lights 2 D
Door courtesy lights 5 C
Glove box light 1.2 C
Luggage compartment light 5 E