2020 TOYOTA TUNDRA Owners Manual (in English)

4656-3. Do-it-yourself maintenance
6
Maintenance and care
Set the new light bulb.
Align the 3 tabs on the light bulb
with the mounting, and insert.
Turn it clockwise to set.
Install the connector.
Shake the bulb base gently to
check that it is not loose, turn
the fog lights, on once and visu-
ally confirm that no light is leak-
ing through the mounting.
Reinstall the fender liner and
install the screws and clip.
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5
6

4666-3. Do-it-yourself maintenance
■Stop/tail and rear side marker lights, back-up lights and rear
turn signal lightsRemove the bolts and rear
combination assembly.
Turn the bulb bases counter-
clockwise.Rear turn signal light
Back-up light
Stop/tail and rear side
marker light
Remove the light bulb. Rear turn signal light
Back-up light
Stop/tail and rear side
marker light
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2
1
2
3
3
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2
3

4676-3. Do-it-yourself maintenance
6
Maintenance and care
■License plate lightsTurn the bulb base counter-
clockwise.
Remove the light bulb.
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2

4686-3. Do-it-yourself maintenance
■High mounted stoplight and cargo lamps
Remove the screws and
cover.
Remove the light bulb. High mounted stoplight
Cargo lamps
When reinstalling the outer lens,
confirm that the packing is prop-
erly seated in the groove on the
housing.
■
Replacing the following bulbs
If any of the lights listed below has burnt out, have it replac ed by
your Toyota dealer.
● Daytime running lights/ parking lights (LED type)
● Side turn signal lights (if equipped)
● Outer foot lights (if equipped)
1
Packing
O
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2

4696-3. Do-it-yourself maintenance
6
Maintenance and care
■When installing the rubber cover of the headlight
Ensure the rubber cover is securely attached.
■ When replacing the light bulbs
Confirm that they are properly engaged with the bulb base and that there is
no light leakage.
■ LED Lights
The headlights (LED type), front fog lights (LED type), parking lights (LED
type), daytime running light and side turn signal lights consis t of a number of
LEDs. If any of the LEDs burn out, take your vehicle to your To yota 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
indicate a malfunction. Contact your Toyota 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.Fit the rubber cover outer circumfer-
ence in firmly.
Fit the rubber cover around the light
bulb in until the light bulb plug can be
seen.
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2

4706-3. Do-it-yourself maintenance
WARNING
■Replacing light bulbs
● Turn off the lights. Do not attempt to replace the bulb immedia tely 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 clea n 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 headligh t unit. This
may damage the lights or cause condensation to build up on the lens.
● Do not attempt to repair or disassemble the bulb, bulb base, el ectrical wir-
ing, or subcomponents.
Doing so could result in electric shock and 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.

471
7When trouble arises
7-1. Essential informationEmergency flashers .......... 472
If your vehicle has to be stopped in
an emergency ................. 473
If the vehicle is trapped in rising water .................. 475 7-2. Steps to take in an emergency
If your vehicle needs to be towed ......................... 476
If you think something is wrong .............................. 481
Fuel pump shut off system ............................ 482
If a warning light turns on or a warning buzzer
sounds ............................ 483
If a warning message is displayed......................... 491
If you have a flat tire.......... 504
If the engine will not start ................................. 519
If the electronic key does not operate
properly (vehicles with
a smart key system) ........ 521
If the vehicle battery is discharged ...................... 523
If your vehicle overheats ... 527
If the vehicle becomes stuck ............................... 530

4727-1. Essential information
Emergency flashers
Press the switch.
All the turn signal lights will flash.
To turn them off, press the switch
once again.
■Emergency flashers
If the emergency flashers are used for a long time while the en gine is not
operating, the battery may discharge.
The emergency flashers are used to warn other drivers when the
vehicle has to be stopped in the road due to a breakdown, etc.