Page 493 of 628
4797-3. Do-it-yourself maintenance
7
Maintenance and care
IS300h_EE(OM53B95E)
Check the wattage of the light bulb to be replaced. (P. 572)
Front
Vehicles with discharge headlights
Light bulbs
You may replace the following bulbs by yourself. The difficulty level of
replacement varies depending on the bulb. As there is a danger that com-
ponents may be damaged, we recommend that replacement is carried out
by any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
Preparing for light bulb replacement
Bulb locations
Front turn signal light
Halogen front fog light (if equipped)1
2
Page 494 of 628
4807-3. Do-it-yourself maintenance
IS300h_EE(OM53B95E)
Vehicles with LED headlights
Rear
Halogen front fog light (if equipped)
Front turn signal light1
2
Back-up light (right-hand drive vehicles)
Back-up light (left-hand drive vehicles)
Rear turn signal light
Outer foot light1
2
3
4
Page 495 of 628
4817-3. Do-it-yourself maintenance
7
Maintenance and care
IS300h_EE(OM53B95E)
Halogen front fog lights (if equipped)
Remove the 2 fender liner
screws under the front fog
light and pull back the fender
liner.
Unplug the connector while
pressing the lock release.
Turn the bulb base counter-
clockwise.
Set the new light bulb.
Hold the bulb base at an
angle of about 45 degrees as
shown in the illustration and
insert it so that the 3 tabs on
the light bulb are aligned
with the mounting.
Turn the light bulb clock-
wise to install it.
Replacing light bulbs
1
2
3
4
1
2
Page 496 of 628
4827-3. Do-it-yourself maintenance
IS300h_EE(OM53B95E)
Set the connector.
After installing the connector,
shake the bulb base gently to
check that it is not loose, turn the
fog lights on once and visually
confirm that no light is leaking
through the mounting.
Reinstall the fender liner with
the 2 screws.
5
6
Page 497 of 628
4837-3. Do-it-yourself maintenance
7
Maintenance and care
IS300h_EE(OM53B95E)
Front turn signal lights (vehicles with discharge headlights)
To ensure enough space to per-
form work, turn the steering
wheel to rotate the front wheel
away from the bulb to be
replaced.
Remove the 2 fender liner
clips.
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 lower clip, turn
the head of the clip to unlock it,
then remove it by pulling.
Unfasten the clamp, and pull
back the fender liner.
When unfastening the clamp,
wrap the tip of the screwdriver
with tape to protect the vehicle
from damage.
Turn the bulb base counter-
clockwise.
1
2
3
Page 498 of 628
4847-3. Do-it-yourself maintenance
IS300h_EE(OM53B95E)
Remove the light bulb.
Install a new light bulb then
install the bulb base to the
light unit by inserting it and
turning the bulb base clock-
wise.
After installing the light bulb,
turn on the front turn signal light
to visually check that there is no
light leaking from the bulb base.
Reinstall the fender liner, fas-
ten the clamp and install the 2
clips.
Install the lower clip by inserting
it with the clip groove held verti-
cally straight.
4
5
6
Page 499 of 628
4857-3. Do-it-yourself maintenance
7
Maintenance and care
IS300h_EE(OM53B95E)
Front turn signal lights (vehicles with LED headlights)
For the left side only: Pinch
the clip to remove the washer
fluid filler opening.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
Install a new light bulb then
install the bulb base to the
light unit by inserting it and
turning the bulb base clock-
wise.
After installing the light bulb,
turn on the front turn signal light
to visually check that there is no
light leaking from the bulb base.
After replacing the left side bulb, install the washer fluid filler open-
ing to its original position.
1
2
3
4
5
Page 500 of 628
4867-3. Do-it-yourself maintenance
IS300h_EE(OM53B95E)
Rear turn signal lights
Open the trunk, and remove
the 2 covers and 2 screws.
When removing the cover, wrap
the tip of the screwdriver with
tape to protect the vehicle from
damage.
Push and pull the light unit
toward the rear of the vehicle
as shown in the illustration to
remove it.
Apply protective tape to the
peripheral of the light unit instal-
lation surface on the vehicle body,
such as the rear bumper, to protect
the vehicle from damage.
Pushing on the portion A in the
illustration toward the rear of the
vehicle will make disengagement
of the tabs easier.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
1
2
3
4