2021 TOYOTA TUNDRA turn signal

4686-3. 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
1
2
1
2
3
3
1
2
3

4706-3. 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
1
2

4716-3. 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

4747-1. 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.

5508-1. Specifications
*1: If equipped
*2: Vehicles with bulb type headlights
*3: Vehicles with LED type headlights
A: HB2 halogen bulbs
B: H16 halogen bulbs
C: Wedge base bulbs (amber)
D: Wedge base bulbs (clear) E: Double end bulbs
Light bulbs
Light BulbsBulb No.WTy p e
Exterior Headlights
*2HB2 60/55 A
Front fog lights (bulb
type)
*1H16 19 B
Front side marker lights W5W 5 D
Front turn signal lights/
parking lights
*24157NAK 27/8 C
Front turn signal lights
*37444NA 28 C
Rear turn signal lights 921 16 D
Stop/tail and rear side
marker lights 3157KX 27/8 D
Back-up lights 7440 21 D
License plate lights W5W 5 D
High mounted stoplight and
cargo lamp 921 16 D
Outer foot light — 5 D
InteriorVanity lights 7065 5 E
Personal/interior lights
Front
Rear W5W
W5W5
5D
D
Foot well lighting — 1.4 D

602Alphabetical index
Engine coolant ......................... 418Capacity ................................ 545
Checking ............................... 418
Preparing and checking before winter....................... 331
Engine coolant temperature gauge...................................... 105
Engine immobilizer system ...... 85
Engine oil ................................. 416 Capacity ................................ 543
Checking ............................... 416
Preparing and checking before winter....................... 331
Engine oil maintenance data ......................................... 407
Engine switch
(ignition switch)..................... 217
Engine switch light (ignition switch light) ............ 357
Event data recorder (EDR) ........ 11 Flat tire ..................................... 506
Floor mats .................................. 30
Fluid
Automatic transmission ........ 546
Brake .................................... 547
Washer ................................. 425
Fog lights ................................. 244
Replacing light bulbs ............ 466
Switch ................................... 244
Wattage ................................ 550
Foot well light .......................... 357
Four-wheel drive system ........ 315
Front passenger occupant classification system .............. 53
Front personal lights............... 358
Front seats ............................... 147 Adjustment............................ 147
Cleaning ............................... 403
Correct driving posture ........... 32
Driving position memory ....... 152
Head restraints ..................... 157
Power easy access system .......... ...................... 152
Seat heaters ......................... 354
Seat position memory ........... 152
Seat ventilators ..................... 354
Front side marker lights Light switch ........................... 234
Replacing light bulbs ............ 464
Wattage ................................ 550
Front turn signal lights
Replacing light bulbs ............ 463
Turn signal lever ................... 232
Wattage ................................ 550
Fuel ........................................... 542 Capacity................................ 542
Fuel gauge............................ 105
Fuel pump shut off system ... 484
Gas station information......... 612
Information............................ 551
Refueling .............................. 248
Type.............................. 248, 542F

604Alphabetical index
JackPositioning the jack ............... 513
Vehicle-equipped jack........... 507
Jack handle .............................. 511
Jam protection function
Moon roof.............................. 179
Power windows ..................... 173
Keyless entry ........................... 128 Smart key system ................. 128
Wireless remote control ........ 128
Keys .......................................... 120
Engine switch........................ 217
If you lose your keys ............. 123
Ignition switch ....................... 217
Key number plate.................. 120
Keyless entry ........................ 128
Replacing the battery ............ 451
Wireless remote control ........ 128
Knee airbags .............................. 41
Lane Departure Alert (LDA) ...................................... 272
Language (multi-information display) ... 110
LATCH anchors ................... 65, 66
LDA
(Lane Departure Alert) .......... 272 Lane departure alert
function ............................... 272
Vehicle sway warning ........... 273
Lever
Auxiliary catch lever .............. 414
Hood lock release lever ........ 414
Shift lever .............................. 225
Turn signal lever ................... 232
Wiper lever............................ 245 License plate lights
Light switch ........................... 234
Replacing light bulbs ............ 469
Wattage ................................ 550
Light bulbs Replacing.............................. 459
Wattage ................................ 550
Lights Automatic High Beam ........... 239
Cargo lamp switch ................ 359
Engine switch light (ignition switch light) ........... 357
Fog light switch ..................... 244
Headlight switch ................... 234
Illuminated entry system ....... 359
Interior lights ......................... 358
Interior lights list.................... 357
Outer foot light ...................... 357
Personal lights ...................... 358
Replacing light bulbs ............ 457
Turn signal lever ................... 232
Vanity lights .......................... 378
Wattage ................................ 550
Load capacity .......................... 195
Luggage compartment features .................................. 377
Luggage storage box .............. 375
J
K
L

606Alphabetical index
Parking assist sensors (intuitive parking assist) ....... 298
Parking brake ........................... 233 Operation .............................. 233
Parking brake engaged
warning buzzer ................... 485
Parking brake engaged
warning message ............... 495
Parking lights ........................... 234 Light switch ........................... 234
Replacing light bulbs..... 463, 470
Wattage ................................ 550
PCS
(Pre-Collision System) .......... 260 Pre-collision brake assist ...... 261
Pre-collision braking ............. 261
PCS warning ......................... 261
Warning light ......................... 488
Warning message ................. 493
Pen holder ................................ 367
Personal lights ......................... 358 Light switch ........................... 357
Wattage ................................ 550
Power back window ................ 176
Power easy access system .... 152
Power outlets ........................... 379
Power steering fluid ................ 421
Power windows........................ 172 Jam protection function......... 173
Operation .............................. 172
Window lock switch............... 172
Pre-Collision System (PCS) ...................................... 260 Radar cruise control
(dynamic radar
cruise control) ....................... 280
Radiator .................................... 420
Radio
*
Rear personal lights ................ 358
Rear seat
Adjustment precautions ........ 151
Child seats/child restraint system installation . ............... 63
Cleaning ............................... 403
Head restraints ..................... 157
Raising the bottom cushion ............................... 150
Rear side marker lights........... 234 Light switch ........................... 234
Replacing light bulbs ............ 468
Wattage ................................ 550
Rear step bumper .................... 137
Rear turn signal lights ............ 232
Replacing light bulbs ............ 468
Turn signal lever ................... 232
Wattage ................................ 550
Rear view mirror Inside rear view mirror .......... 164
Outside rear view mirrors ..... 167
Rear view monitor system
*
Refueling .................................. 248 Capacity................................ 542
Fuel types ............................. 542
Opening the fuel tank cap..... 250
Replacing Fuses .................................... 454
Light bulbs ............................ 457
Tires...................................... 506
Wireless remote control battery ................................ 451
Reporting safety defects for U.S. owners...................... 576
Resetting the message
indicating maintenance
is required.............................. 407
PR