2023 TOYOTA TUNDRA headlights

2274-3. Operating the lights and wipers
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Driving
●The high beam may be turned on or off when the driver does not expect it.
● Bicycles or similar objects may not be detected.
● In the situations shown below, the system may not be able to accurately
detect surrounding brightness levels. This may cause the low be ams to
remain on or the high beams to cause problems for pedestrians, vehicles
ahead or other parties. In these cases, manually switch between the high
and low beams.
• In bad weather (rain, snow, fog, sandstorms, etc.)
• The windshield is obscured by fog, mist, ice, dirt, etc.
• The windshield is cracked or damaged.
• The camera sensor is deformed or dirty.
• The camera sensor temperature is extremely high.
• Surrounding brightness levels are equal to those of headlights , tail lights
or fog lights.
• Vehicles ahead have headlights that are either switched off, d irty, are
changing color, or are not aimed properly.
• When driving through an area of intermittently changing brightness and
darkness.
• When frequently and repeatedly driving ascending/descending roads, or roads with rough, bumpy or uneven surfaces (such as stone-paved
roads, gravel tracks, etc.).
• When frequently and repeatedly taking curves or driving on a w inding
road.
• There is a highly reflective object ahead of the vehicle, such as a sign or a mirror.
• The back of a vehicle ahead is highly reflective, such as a co ntainer on a
truck.
• The vehicle’s headlights are damaged or dirty.
• The vehicle is listing or tilting, due to a flat tire, a trailer being towed etc.
• The high beam and low beam are repeatedly being switched betwe en in
an abnormal manner.
• The driver believes that the high beam may be causing problems or dis-
tress to other drivers or pedestrians nearby.

2284-3. Operating the lights and wipers
■Temporarily lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
Turn the engine switch to the “LOCK” position (vehicles without a smart key
system) or off (vehicles with a smart key system) while the fol lowing condi-
tions are met.
• The headlight switch is in or (if equipped).
• The headlight switch lever is in high beam position.
• Automatic High Beam switch is on.
Turn the engine switch to the “ON” position (vehicles without a smart key
system) or IGNITION ON mode (vehicles with a smart key system).
Within 30 seconds after , repeat pulling the headlight switch lever to the
original position then pushing it to the high beam position qui ckly 10 times,
then leave the lever in high beam position.
If the sensitivity is changed, the Automatic High Beam indicato r is turn on
and off 3 times.
Automatic High Beam (headlights) may turn on even the vehicle i s stopped.
■ If “Headlight System Malfunction. Visit Your Dealer.” is displayed on the
multi-information display
The system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer.
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2294-3. Operating the lights and wipers
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Driving
Fog light switch
(U.S.A.) or (Canada)
Turns the front fog lights
off
Turns the front fog lights
on
■Fog lights can be used when
For vehicles sold in the U.S.A.
The parking lights are on or the headlights are on in low beam.
For vehicles sold in the Canada
The headlights are on in low beam.
: If equipped
The fog lights secure excellent visibility in difficult driving con-
ditions, such as in rain and fog.
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2404-5. Using the driving support systems
WARNING
●If the part of the windshield in front of the front camera is fogged up or cov-
ered with condensation, or ice, use the windshield defogger to remove the
fog, condensation, or ice. ( P. 340, 347)
● If water droplets cannot be properly removed from the area of t he wind-
shield in front of the front camera by the windshield wipers, replace the
wiper insert or wiper blade.
● Do not attach window tint to the windshield.
● Replace the windshield if it is damaged or cracked.
After replacing the windshield, the front camera must be recali brated. Con-
tact your Toyota dealer for details.
● Do not allow liquids to contact the front camera.
● Do not allow bright lights to shine into the front camera.
● Do not dirty or damage the front camera.
When cleaning the inside of the windshield, do not allow glass cleaner to
contact the lens of the front camera. Also, do not touch the lens.
If the lens is dirty or damaged, contact your Toyota dealer.
● Do not subject the front camera to a strong impact.
● Do not change the installation position or direction of the front camera or
remove it.
● Do not disassemble the front camera.
● Do not modify any components of the vehicle around the front ca mera
(inside rear view mirror, etc.) or ceiling.
● Do not attach any accessories to the hood, front grille or front bumper that
may obstruct the front camera. Contact your Toyota dealer for details.
● If a surfboard or other long object is to be mounted on the roo f, make sure
that it will not obstruct the front camera.
● Do not modify the headlights or other lights.

2564-5. Using the driving support systems
• When driving in inclement weather such as heavy rain, fog, snow or a
sandstorm
• When the vehicle is hit by water, snow, dust, etc., from a veh icle ahead
• When driving through steam or smoke
• When driving in a place where the surrounding brightness changes sud- denly, such as at the entrance or exit of a tunnel
• When a very bright light, such as the sun or the headlights of oncoming
traffic, shines directly into the front camera
• When the surrounding area is dim, such as at dawn or dusk, or while at
night or in a tunnel
• After the engine has started the vehicle has not been driven for a certain amount of time
• While making a left/right turn and for a few seconds after mak ing a left/
right turn
• While driving on a curve and for a few seconds after driving o n a curve
• If your vehicle is skidding
• If the wheels are misaligned
• If a wiper blade is blocking the front camera
• The vehicle is wobbling.
• The vehicle is being driven at extremely high speeds.
• When driving on a hill
• If the radar sensor or front camera is misaligned • When a vehicle ahead is not directly in front of your vehicle
• If the front of the vehicle is raised or lowered

2614-5. Using the driving support systems
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Driving
Press the LDA switch to turn the
LDA system on.
The LDA indicator illuminates and
a message is displayed on the
multi-information display.
Press the LDA switch again to turn
the LDA system off.
When the LDA system is turned on
or off, operation of the LDA system
continues in the same condition
the next time the engine is started.
WARNING
■Preventing LDA system malfunctions and operations performed by
mistake
● Do not modify the headlights or place stickers, etc., on the su rface of the
lights.
● Do not modify the suspension, etc. If the suspension, etc., needs to be
replaced, contact your Toyota dealer.
● Do not install or place anything on the hood or grille. Also, d o not install a
grille guard (bull bars, kangaroo bar, etc.).
● If your windshield needs repairs, contact your Toyota dealer.
Turning LDA system on

2644-5. Using the driving support systems
■Conditions in which function s may not operate properly
In the following situations, the front camera may not detect wh ite (yellow)
lines and various functions may not operate normally.
● There are shadows on the road that run parallel with, or cover, the white
(yellow) lines.
● The vehicle is driven in an area without white (yellow) lines, such as in front
of a tollgate or checkpoint, or at an intersection, etc.
● The white (yellow) lines are cracked, “Botts’ dots”, “Raised pa vement
marker” or stones are present.
● The white (yellow) lines cannot be seen or are difficult to see due to sand,
etc.
● The vehicle is driven on a road surface that is wet due to rain , puddles, etc.
● The traffic lines are yellow (which may be more difficult to re cognize than
lines that are white).
● The white (yellow) lines cross over a curb, etc.
● The vehicle is driven on a bright surface, such as concrete.
● The vehicle is driven on a surface that is bright due to reflec ted light, etc.
● The vehicle is driven in an area where the brightness changes s uddenly,
such as at the entrances and exits of tunnels, etc.
● Light from the headlights of an oncoming vehicle, the sun, etc. , enters the
camera.
● The vehicle is driven where the road diverges, merges, etc.
● The vehicle is driven on a slope.
● The vehicle is driven on a road which tilts left or right, or a winding road.
● The vehicle is driven on an unpaved or rough road.
● The vehicle is driven around a sharp curve.
● The traffic lane is excessively narrow or wide.
● The vehicle is extremely tilted due to carrying heavy luggage or having
improper tire pressure.
● The distance to the preceding vehicle is extremely short.
● The vehicle is moving up and down a large amount due to road co nditions
during driving (poor roads or road seams).
● The headlight lenses are dirty and emit a faint amount of light at night, or the
beam axis has deviated.
● The vehicle has just changed lanes or crossed an intersection.

3785-4. Other interior features
■If the engine is started with th e power outlet main switch on
The maximum capacity of the power supply may decrease to below the stan-
dard, or may be cut off completely, even when the vehicle is st ationary.
■ The protection circuit may be act ivated to cut the power supply if any of
the following conditions apply:
● The engine is started with the power outlet main switch on.
● Use of electrical appliances exceeding the maximum capacity is attempted.
A sound may be heard when the protection circuit is activated. This is nor-
mal and does not indicate a malfunction.
● Electrical appliances, which consume power exceeding 100 W, have been
used continuously for a long time period.
● The total power usage by all electrical features (headlights, a ir conditioning,
etc.) has exceeded the total vehicle maximum for an extended period of
time.
■ If the protection circuit is act ivated and the power supply is cut, conduct
the following procedure:
Park the vehicle in a safe place, and then securely apply the parking
brake.
Check and ensure the following conditions:
Vehicles with an automatic transmission
The shift lever is in P or N.
Vehicles with a manual transmission
The shift lever is in N and the clutch pedal is not depressed.
Make sure that the power consumption of the electric appliance is within
the maximum capacity of the power outlet and the appliance is n ot bro-
ken.
Press the power outlet main switch again.
When the cabin temperature is high, open the windows to cool th e tempera-
ture down. Once it reaches the normal temperature, turn the pow er outlet
main switch on again.
If the power supply does not resume even after the above procedure has
been performed, have the vehicle inspected by your Toyota deale r.
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