2023 TOYOTA TUNDRA bulb

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8 7 5 4
3
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6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 402
Cleaning and protecting the vehicle interior ........... 406
6-2. Maintenance Maintenance requirements ................... 409
General maintenance ........ 411
Emission inspection and maintenance (I/M)
programs ......................... 414
6-3. Do-it-yourself maintenance Do-it-yourself service precautions ..................... 415
Hood.................................. 417
Engine compartment ......... 419
Tires .................................. 431
Tire inflation pressure........ 442
Wheels .............................. 445
Air conditioning filter .......... 448
Wireless remote control/ electronic key battery ...... 451
Checking and replacing fuses ............................... 455
Light bulbs ......................... 458 7-1. Essential information
Emergency flashers ........... 472
If your vehicle has to be stopped in
an emergency.................. 473
If the vehicle is submerged or water on
the road is rising .............. 475
7-2. Steps to take in an emergency
If your vehicle needs to be towed .......................... 476
If you think something is wrong ......... 480
Fuel pump shut off system ............................. 481
If a warning light turns on or a warning buzzer
sounds ............................. 482
If a warning message is displayed ......................... 489
If you have a flat tire .......... 511
If the engine will not start ................................. 526
If the electronic key does not operate properly
(vehicles with a smart
key system) .................... 528
If the vehicle battery is discharged ....................... 530
If your vehicle overheats.... 534
If the vehicle becomes stuck ................................ 536
6Maintenance and care7When trouble arises

17Pictorial index
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 233
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 233
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 544
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 431
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 551
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 329
Checking/rotation/tire pressure warning system
*3 . . . . . . . . . P. 431
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 511
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 417
Opening . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 417
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 545
Coping with overheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 534
Camera
*2
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 220
Fog lights
*3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 229
Front turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 218
Parking lights (bulb type)
*3/
daytime running lig hts (bulb type)
*3. . . . . . . . . . . . . . . . . . P. 220
Parking lights (LED type)
*3/
daytime running lights (LED type)
*3 . . . . . . . . . . . . . . . . . . P. 220
Rear turn signal/tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 218
Stop/tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 220
Hill-start assist control
*3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 3 24
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 220
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . P. 211, 216
Side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 220
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Light bulbs of the exter ior lights for driving
(Replacing method: P. 458, Watts: P. 553)
*1: Vehicles with a smart key system
*2: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”
*3: If equipped
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2184-2. Driving procedures
Turn signal lever
Right turn
Lane change to the right (move
the lever partway and release
it)
The right hand signals will flash 3
times.
Lane change to the left (move
the lever partway and release
it)
The left hand signals will flash 3
times.
Left turn
■Turn signals can be operated when
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The engine switch is in IGNITION ON mode.
■ If the indicator flashes faster than usual
Check that a light bulb in the front or rear turn signal lights has not burned
out.
Operating instructions
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2
3
4

401
6Maintenance and care
6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 402
Cleaning and protecting the vehicle interior ........... 406
6-2. Maintenance Maintenance requirements ................... 409
General maintenance ........ 411
Emission inspection and maintenance (I/M)
programs ......................... 414 6-3. Do-it-yourself maintenance
Do-it-yourself service precautions ..................... 415
Hood ................................. 417
Engine compartment ......... 419
Tires .................................. 431
Tire inflation pressure ....... 442
Wheels .............................. 445
Air conditioning filter.......... 448
Wireless remote control/ electronic key battery ...... 451
Checking and replacing fuses ............................... 455
Light bulbs......................... 458

4156-3. Do-it-yourself maintenance
6
Maintenance and care
Do-it-yourself ser vice precautions
If you perform maintenance by yourself, be sure to follow the
correct procedure as given in these sections.
ItemsParts and tools
Battery condition
(  P. 428)• Warm water• Baking soda• Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level
( P. 425)• FMVSS No.116 DOT 3 or SAE J1703 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant
level ( P. 423)
• “Toyota Super Long Life Coolant” or a similar high
quality ethylene glycol-based non-silicate, non-
amine, non-nitrite and non-borate coolant with long-
life hybrid organic acid technology
For the U.S.A.:
“Toyota Super Long Life Coolant” is pre-mixed with
50% coolant and 50% deionized water.
For Canada:
“Toyota Super Long Life Coolant” is pre-mixed with
55% coolant and 45% deionized water.
• Funnel (used only for adding coolant)
Engine oil level
(  P. 421)• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses
( P. 455)• Fuse with same amperage rating as original
Light bulbs
( P. 458)
• Bulb with same number and wattage rating as origi-
nal
• Phillips-head screwdriver
• Flathead screwdriver• Wrench
Power steering
fluid level

(
P. 426)
• Automatic transmission fluid DEXRON® II or III
• Rag or paper towel
• Funnel (used only for adding power steering fluid)
Radiator and
condenser
(
P. 425)

Tire inflation
pressure
(  P. 442)• Tire pressure gauge
• Compressed air source
Washer fluid
( P. 430)• Water or washer fluid containing antifreeze (for win-
ter use)
• Funnel (used only for adding water or washer fluid)

4576-3. Do-it-yourself maintenance
6
Maintenance and care
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been repla ced, a bulb may
need replacement. ( P. 458)
● If the replaced fuse blows again, have the vehicle inspected by your Toyota
dealer.
■ If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
WARNING
■ To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the vehicle, and possibly a fire or
injury.
● Never use a fuse of a higher amperage rating than that indicate d, or use
any other object in place of a fuse.
● Always use a genuine Toyota fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
● Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired b y your
Toyota dealer as soon as possible.

4586-3. Do-it-yourself maintenance
Light bulbs
Check the wattage of the light bulb to be replaced. ( P. 553)
■Front
You may replace the following bul bs by yourself. The difficulty
level of replacement varies depending on the bulb. If necessary
bulb replacement seems difficult to perform, contact your Toyot a
dealer.
For more information about replacing other light bulbs, contact
your Toyota dealer.
Preparing for light bulb replacement
Bulb locations
Headlight low beam (bulb type)
Headlight high beam (bulb type)
Front turn signal lights (bulb type)/parking lights (bulb type) /day-
time running lights (bulb type)
Front side marker lights (bulb type)
Fog lights (bulb type) (if equipped)1
2
3
4
5

4606-3. Do-it-yourself maintenance
■Headlight low beam (bulb type)
Unplug the connector while
pressing the lock release.
Turn the bulb base counter-
clockwise.
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.
After installing the connector,
shake the bulb base gently to
check that it is not loose, turn
the headlight low beams on
once and visually confirm that
no light is leaking through the
mounting.
Replacing light bulbs
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