cruise control TOYOTA TUNDRA 2020 (in English) Owner's Manual

2974-5. Using the driving support systems
4
Driving
WARNING
■To avoid operating the cruise control by mistake
Switch the cruise control off using the “ON-OFF” button when not in use.
■ Situations unsuitable for cruise control
Do not use cruise control in any of the following situations.
Doing so may result in loss of control and could cause an accid ent resulting
in death or serious injury.
● In heavy traffic
● On roads with sharp bends
● On winding roads
● On slippery roads, such as those covered with rain, ice or snow
● On steep hills
Vehicle speed may exceed the set speed when driving down a stee p hill.
● When your vehicle is towing a trailer or during emergency towin g

4947-2. Steps to take in an emergency
Indicates that all maintenance according to the
driven distance on the maintenance schedule
*
should be performed soon.
Comes on approximately 4500 miles (7200 km)
after the message has been reset.
If necessary, perfo rm maintenance.
Indicates that all maintenance is required to cor-
respond to the driven distance on the mainte-
nance schedule
*.
Comes on approximately 5000 miles (8000 km)
after the message has been reset.
(The indicator will not work properly unless the
message has been reset.)
 Perform the necessary maintenance.
Please reset the message after the mainte-
nance is performed. ( P. 407)
Indicates a malfunction in the tire pressure warn-
ing system.
The tire pressure warning light comes on after
flashing for 1 minute.
 Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in the cruise control sys-
tem.
• Press the “ON-OFF” button once to deacti-
vate the system, and then press the button
again to reactivate the system.
• A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer immediately.
Indicates a malfunction in the Brake Override
System.
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer immediately.
Indicates that the accelerator and brake pedals
are being depressed simultaneously, and the
Brake Override System is operating. ( P. 185)
 Release the accelerator pedal and depress
the brake pedal.
Warning messageDetails/Actions
Maintenance
Required Soon
Maintenance Required
Visit Your Dealer
Tire Pressure Warning System
Malfunction, Visit Your Dealer
(Flashes
and then
remains on)
Cruise Control Malfunction
Visit Your Dealer
Brake Override Malfunction
Visit Your Dealer
Accelerator and Brake Pedals
Pressed
Simultaneously

4967-2. Steps to take in an emergency
(If equipped)
Indicates that radar cruise control sensor is dirty
or covered with ice.A buzzer also sounds.
 Clean the sensor.
(If equipped)
Indicates that the dynamic radar cruise control
system cannot be used temporarily due to bad
weather
A buzzer also sounds.
 Use the dynamic radar cruise control sys-
tem when it becomes available again.
(If equipped)
Indicates that the RCTA (Rear Cross Traffic Alert)
sensors or the surrounding area on the bumper is
dirty or covered with ice (if equipped)
A buzzer also sounds.
 Clean the sensor and its surrounding area
on the bumper.
(If equipped)
The operation conditions of the camera sensor
(temperature, etc.) are not met.
 When the operation conditions of the cam-
era sensor (temperature, etc.) are met, the
following systems will become available.
(P. 271, 483)
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert) system
• Dynamic radar cruise control
• Automatic High Beam
(If equipped)
Indicates that dirt, rain, condensation, ice, snow,
etc., are present on the windshield in front of the
camera sensor. The following systems will be
temporarily unusable.
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert) system
• Dynamic radar cruise control
• Automatic High Beam
 Tum the system off, remove any dirt, rain,
condensation, ice, snow, etc., from the
windshield, and then turn the system back
on. ( P. 271, 483)
Warning messageDetails/Actions
Radar Cruise
Control
Unavailable
Clean Sensor
Radar Cruise Control
Unavailable
Rear Cross Traffic Alert Unavailable
Front Camera Unavailable
(Yellow)
Front CameraUnavailable
See Owner’s Manual
(Yellow)

4997-2. Steps to take in an emergency
7
When trouble arises
*: Refer to the separate “Scheduled Maintenance Guide” or “Owner’s Manual
Supplement” for the maintenance interval applicable to your veh icle.
■Warning message in radar cruise mode (if equipped)
In the following cases, the warning message may not be displaye d even if
vehicle-to-vehicle distance decreases:
● When your vehicle and the vehicle ahead are traveling at the sa me speed or
the vehicle ahead is traveling more quickly than your vehicle
● When the vehicle ahead is traveling at a very low speed
● Immediately after cruise control speed is set
● At the instant the accelerator pedal is depressed
■
Conditions that the tire pressure warning system may not functi on
properly
 P. 4 3 2
Indicates that an internal switch failure of trailer
brake control system, an over current detected by
trailer brake control system.
 Have the vehicle inspected by your Toyota
dealer immediately.
Indicates that an internal microprocessor error,
output circuit to trailer brakes unintended current,
or manual brake output slider is stuck or broken
 Have the vehicle inspected by your Toyota
dealer immediately.
Indicates that the output circuit has reverse volt-
age, or the internal trailer brake control system
temperature is too high.
Check trailer wiring issue, check trailer
connection. If there is still a problem, have
the vehicle inspected by your Toyota dealer
immediately.
Warning messageDetails/Actions
Trailer Brake Error.
If Towing,
Come to a Safe Stop
Contact dealer.
Trailer Wiring,
Type, or Connection
fault.
See Owner’s manual.

5177-2. Steps to take in an emergency
7
When trouble arises
WARNING
■When using the temporary spare tire
●Remember that the temporary spare tire provided is specifically
designed for use with your vehicle. Do not use your temporary spare
tire on another vehicle.
●Do not use more than one temporary spare tires simultaneously.
●Replace the temporary spare tire with a standard tire as soon a s possi-
ble.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the spare tire is attached
The vehicle speed may not be co rrectly detected, and the following sys-
tems may not operate correctly:
Also, not only can the following system not be utilized fully, but it may
even negatively affect the drive-train components:
• 4WD system
■Speed limit when using th e temporary spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a tem porary
spare tire is installed on the vehicle.
The temporary spare tire is not designed for driving at high sp eeds. Fail-
ure to observe this precaution ma y lead to an accident causing death or
serious injury.
• ABS & Brake assist
• VSC
•TRAC
•AUTO LSD
• Pre-Collision System*
*: If equipped • Automatic High Beam*
• LDA (Lane Departure Alert)*
• Dynamic radar cruise control*
• Cruise control*
• Navigation system*

598Alphabetical index
Condenser ................................ 420
Console box ............................. 363
Coolant ..................................... 418Capacity ................................ 543
Checking ............................... 418
Preparing and checking before winter....................... 331
Cooling system ........................ 418 Engine overheating ............... 527
CRS ............................................. 59
Cruise control
Cruise control........................ 294
Dynamic radar cruise control ...................... 280
Cup holders.............................. 370
Curtain shield airbags ............... 41
Customizable features ............ 562
Daytime running light system .................................... 237
Deck hooks .............................. 377
Defogger
Back window ................. 342, 349
Outside rear view mirrors ........................ 342, 349
Windshield .................... 342, 349
Differential ................................ 544
Dimensions .............................. 534
Dinghy towing .......................... 216
Display
Drive information................... 111
Dynamic radar cruise control ...................... 280
LDA (Lane Departure Alert)........ 272
Multi-information display ....... 110
Trip information ..................... 110
Warning message ................. 491
Do-it-yourself maintenance .... 412 Door lock .................................. 127
Doors .................................... 127
Key ....................................... 127
Smart key system ................. 128
Wireless remote control ........ 128
Doors ........................................ 127 Automatic door locking
and unlocking system......... 132
Door glasses......................... 172
Door lock .............................. 130
Open door warning message............................. 492
Outside rear view mirrors ..... 167
Rear door child-protector ...... 131
Side doors ............................ 127
Driver’s seat position
memory .................................. 152
Drive-Start Control .................. 185
Driving ...................................... 184 Break-in tips.......................... 186
Correct driving posture ........... 32
Driving assist system ............ 320
Procedures ........................... 184
Winter drive tips .................... 331
Dynamic radar
cruise control ........................ 280 Constant speed control mode ...................... 285
Vehicle-to-vehicle distance control mode ........ 287
EDR (Event data recorder)........ 11
Emergency, in case of If the engine will not start ...... 519
If the vehicle is trappedin rising water ..................... 475
If the vehicle has discharged battery ................................ 523
If the warning buzzer
sounds................................ 483
If the warning light turns on ....................................... 483
D
E

602Alphabetical index
Map holder ............................... 366
Master warning light........ 484, 491
MeterIndicators .............................. 102
Instrument panel light control................................. 107
Meters ................................... 105
Multi-information display ....... 110
Warning lights ....................... 101
Mirrors
Inside rear view mirror .......... 164
Outside rear view mirror defoggers ......... 342, 349
Outside rear view mirrors...... 167
Vanity mirrors........................ 378
Moon roof ................................. 179
Door lock linked moon roof operation ........... 180
Jam protection function......... 179
Operation .............................. 179
MP3 disc
*
Multi-information display ........ 110 Customizing vehicle features .............................. 562
Drive information................... 111
Dynamic radar
cruise control ...................... 280
LDA
(Lane Departure Alert)........ 272
Settings ................................. 114
Trip information ..................... 110
Warning message ................. 491
Noise from under vehicle............ 8
Odometer.......................... 105, 107
Off-road precaution s ............... 335
Oil
Engine oil .............................. 541
Differential oil ........................ 544
Transfer oil ............................ 545 Opener
Hood ..................................... 414
Outer foot lights
Location ................................ 357
Replacing light bulbs ............ 468
Wattage ................................ 548
Outside rear view mirrors ....... 167
Adjusting and folding ............ 167
Blind spot monitor ................. 305
Mirror position memory ......... 152
Outside rear view mirror defoggers ......... 342, 349
Outside temperature
display.................................... 105
Overhead console ................... 369
Overheating ............................. 527
Parking assist sensors (intuitive parking assist)....... 298
Parking brake........................... 233 Operation .............................. 233
Parking brake engaged
warning buzzer ................... 483
Parking brake engaged
warning message ............... 493
Parking lights........................... 234 Light switch ........................... 234
Replacing light bulbs .... 461, 468
Wattage ................................ 548
PCS
(Pre-Collision System).......... 259 Pre-collision brake assist ...... 260
Pre-collision braking ............. 260
PCS warning......................... 260
Warning light......................... 486
Warning message................. 491
Pen holder ................................ 367
Personal lights......................... 358 Light switch ........................... 357
Wattage ................................ 548
Power back window ................ 176
Power easy access system .... 152
N
O
P

603Alphabetical index
Power outlets ........................... 379
Power steering fluid ................ 421
Power windows........................ 172Jam protection function......... 173
Operation .............................. 172
Window lock switch............... 172
Pre-Collision System
(PCS) ...................................... 259
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............. 466
Wattage ................................ 548
Rear step bumper .................... 137
Rear turn signal lights............. 232 Replacing light bulbs............. 466
Turn signal lever ................... 232
Wattage ................................ 548
Rear view mirror
Inside rear view mirror .......... 164
Outside rear view mirrors...... 167
Rear view monitor system
*
Refueling .................................. 248
Capacity................................ 540
Fuel types ............................. 540
Opening the fuel tank cap..... 250
Replacing Fuses .................................... 452
Light bulbs ............................ 455
Tires...................................... 504
Wireless remote control battery ................................ 449
Reporting safety defects for U.S. owners...................... 574
Resetting the message
indicating maintenance
is required.............................. 407
Safety connect ........................... 79
Seat belts ................................... 34 Adjusting the seat belt ............ 35
Automatic Locking Retractor .............................. 36
Child restra int system
installation ............................ 63
Cleaning and maintaining
the seat belt........................ 404
Emergency Locking Retractor .............................. 36
How to wear your seat belt ..... 34
How your child should wear the seat belt.......................... 36
Pregnant women, proper seat belt use ......................... 37
Reminder light and buzzer.... 484
Seat belt extender .................. 36
Seat belt pretensioners........... 35
SRS warning light ................. 483
Seat heaters ............................. 354
Seat position memory ............. 152
Seat ventilators........................ 354
R
S
*: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER
’S MANUAL”.

605Alphabetical index
SwitchesAutomatic High Beam ........... 239
Back window defogger switch ......................... 342, 349
BSM (Blind spot monitor) main switch......................... 305
Cargo lamp main switch ....... 359
Cruise control switch............. 294
Door lock switch.................... 130
Driving position memory
switches.............................. 152
Dynamic radar cruise control switch...................... 280
Emergency flashers switch ... 472
Engine switch........................ 217
Fog light switch ..................... 244
Front-wheel drive control switch ................................. 315
Garage door opener
switches.............................. 385
Ignition switch ....................... 217
Intuitive parking assist .......... 298
LDA (Lane Departure Alert) switch ................................ 272
Light switches ....................... 234
Moon roof switches ............... 179
Outside rear view mirror defoggers switch ........ 342, 349
Outside rear view mirror switches.............................. 167
Personal/interior lights
main switch......................... 357
Power back window switch ................................. 176
Power door lock switch ......... 130
Power window switches ........ 172
Seat heater switches ............ 354
Seat ventilator switches ........ 354
Tilt and telescopic steering control switch ........ 162 Tire pressure
warning reset
switch ................................. 428
TOW/HAUL switch................ 228
Turn signal lights .................. 232
VSC off
switch ......................... 318, 323
Window lock switch .............. 172
Windshield wiper
de-icer switch ............. 343, 350
Windshield wipers
and washer switch.............. 245
Tachometer .............................. 105
Tail lights.................................. 234 Light switch ........................... 234
Replacing light bulbs ............ 466
Wattage ................................ 548
Tailgate
Removing the tailgate ........... 134
Tailgate ................................. 133
Talk switch
*
Telephone switches*
Theft deterrent system Alarm ...................................... 95
Engine immobilizer system ..... 85
Tire inflation pressure............. 440 Maintenance data ................. 546
Warning light......................... 485
Tire information ....................... 552 Glossary ............................... 557
Size....................................... 553
Tire identification number ..... 553
Uniform Tire Quality
Grading .............................. 555
T
*: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER
’S MANUAL”.

606Alphabetical index
Tire pressure warning system .................................... 427 Initializing .............................. 428
Installing tire pressure
warning valves and
transmitters......................... 427
Registering ID codes ............ 429
Tire pressure warning reset
switch ................................. 428
Warning light ......................... 485
Tires .......................................... 426 Chains................................... 332
Checking ............................... 426
If you have a flat tire ............. 504
Inflation pressure .................. 546
Information ............................ 552
Replacing .............................. 504
Rotating tires......................... 426
Size ....................................... 546
Snow tires ............................. 333
Spare tire .............................. 505
Tire pressure warning system ......... ....................... 427
Warning light ......................... 485
Tissue pocket........................... 368
Tools ......................................... 505
Top tether strap ................... 70, 73
Total load capacity .......... 195, 536
TOW/HAUL switch ... ................ 228
Towing Bumper towing ...................... 207
Dinghy towing ....................... 216
Emergency towing ................ 478
Fifth wheel trailer .................. 206
Trailer brake controller .......... 327
Trailer towing ........................ 197
TRAC (Traction Control) ......... 320 Toyota Safety Sense P ............ 252
Automatic High Beam ........... 239
Dynamic radar cruisecontrol ................................ 280
LDA (Lane Departure Alert) ....... 272
PCS
(Pre-Collision System) ....... 259
Trailer brake controller ........... 327
Transmission ........................... 225 Automatic transmission ........ 225
If the shift lever cannot be shifted from P ..................... 229
S mode ................................. 227
Trip meters ....................... 105, 107
Turn signal lights .................... 232 Replacing light bulbs................... 461, 466, 468
Turn signal lever ................... 232
Wattage ................................ 548
USB charging ports................. 382
USB port
*
Vanity lights Vanity lights .......................... 378
Wattage ................................ 548
Vanity mirrors .......................... 378
Vehicle data recording ................ 9
Vehicle identification number ................................... 539
Vehicle Stability Control
(VSC) ...................................... 320
Ventilators (seat ventilators) ................... 354
Voice command system
*
VSC (Vehicle Stability Control) .... 320
U
V