2015 Lexus ES300h headlights

ES350_300h_OM_OM33B36U_(U)
3074-5. Using the driving support systems
4
Driving
■If you notice any symptoms
If you notice any of the following symptoms, refer to the likely cause and
the solution, and re-check.
If the symptom is not resolved by the solution, have the vehicle
inspected by your Lexus dealer.
Things you should know
Likely causeSolution
‰The image is difficult to see
• The vehicle is in a dark area
• The temperature around the lens is
either high or low
• The outside temperature is low
• There are water droplets on the cam- era
• It is raining or humid
• Foreign matter (mud etc.) is adhering to the camera
• There are scratches on the camera
• Sunlight or headlights are shining directly into the camera
• The vehicle is under fluorescent lights, sodium lights, mercury lights
etc.
If this happens due to these causes, it
does not indicate a malfunction.
Back up while visually checking the
vehicle’s surroundings. (Use the moni-
tor again once conditions have been
improved.)
The image on the Lexus parking assist
monitor system screen can be adjusted.
(→ P. 3 6 7 )
‰ The image is blurry
Dirt or foreign matter (such as water
droplets, snow, mud etc.) is adhering to
the camera.Rinse the camera lens with water and
wipe it clean with a soft cloth.
Wash with a mild soap if the dirt is stub-
born.
‰The image is out of alignment
The camera or surrounding area has
received a strong impact.Have the vehicle inspected by your
Lexus dealer.

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ES350_300h_OM_OM33B36U_(U)
5-2. Setup
5
Lexus Display Audio system
Display settings
Go to “Display”: “MENU” button → “Display”
Turn off screen.
Adjust screen quality.
Adjust screen quality of the rear
view monitor camera.
Change to day mode.
This setting turns the screen off. To turn it on, press any button such as the
“AUDIO” button or “MENU” button.
If a screen off image has been set, the set image will be displayed.
When the headlights are turned on, the screen dims.
However, the screen can be switched to day mode by selecting “Day
Mode”.
The screen will stay in day mode when the headlights are turned on until “Day
Mode” is selected again.
Settings are available for adjusting the contrast and brightness of the
screen.
The display can also be turned off.
Screen for display settings
1
2
3
4
Screen off
Day mode

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ES350_300h_OM_OM33B36U_(U)
7-2. Maintenance
Head restraints• Do the head restraints movesmoothly and lock securely?
Indicators/buzzers• Do the indicators and buzzers func-tion properly?
Lights• Do all the lights come on?
• Are the headlights aimed correctly?
Parking brake
• Does the parking brake pedal movesmoothly?
• When parked on a slope and the parking brake is on, is the vehicle
securely stopped?
Seat belts
• Do the seat belts operate smoothly?
• The seat belts should not be dam-aged.
Seats• Do the seat controls operate prop-erly?
Steering wheel
• Does the steering wheel rotatesmoothly?
• Does the steering wheel have the correct amount of free play?
• There should not be any strange sounds coming from the steering
wheel.
ItemsCheck points

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ES350_300h_OM_OM33B36U_(U)
7-3. Do-it-yourself maintenance
■Headlight high beamTurn the bulb base counter-
clockwise.
Unplug the connector while
pressing the lock release.
Exchange 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.
Replacing light bulbs
1
2
3
4

ES350_300h_OM_OM33B36U_(U)
6017-3. Do-it-yourself maintenance
7
Maintenance and care
■Headlight low beam (halogen bulb)Turn the bulb base counter-
clockwise.
Unplug the connector while
pressing the lock release.
Exchange 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.
1
2
3
4

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ES350_300h_OM_OM33B36U_(U)
7-3. Do-it-yourself maintenance
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your
Lexus dealer.
●Headlight low beams (discharge bulbs)
●Parking lights/daytime running lights
●Side turn signal lights
●LED fog lights (if equipped)
●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 parking lights/daytime running lights, side turn signal lights, LED fog lights (if
equipped), stop/tail lights, tail lights, rear side marker lights, high mounted stoplight,
license plate lights and outer foot lights 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
Temporary condensation build-up on the inside of the headlight lens does not indi-
cate a malfunction. Contact your Lexus dealer for more information in the following
situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
→P. 5 9 7

ES350_300h_OM_OM33B36U_(U)
6117-3. Do-it-yourself maintenance
7
Maintenance and care
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. 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 dropped, 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 entering the headlight unit. This may damage
the headlights or cause condensation to build up on the lens.
■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 25000 V will 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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8-2. Steps to take in an emergency
If the hybrid system will not start (hybrid vehicles)
One of the following may be the cause of the problem:
●The electronic key may not be functioning properly. (→P. 6 7 8 )
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●There may be a malfunction in the immobilizer system. ( →P. 8 6 )
●There may be a malfunction in the steering lock system.
●The hybrid system may be malfunctioning due to an electrical problem
such as electronic key battery depletion or a blown fuse. However,
depending on the type of malfunction, an interim measure is available
to start the hybrid system. ( →P. 675)
One of the following may be the cause of the problem:
●The 12-volt battery may be discharged. ( →P. 6 8 4 )
●The 12-volt battery terminal connections may be loose or corroded.
Reasons for the hybrid system not st arting vary depending on the situa-
tion. Check the following and perform the appropriate procedure:
The hybrid system will not start even though the correct starting
procedure is being followed. ( →P. 212)
The interior lights and headlights are dim, or the horn does not
sound or sounds at a low volume.