battery TOYOTA TUNDRA 2023 Repair Manual

5758-3. Items to initialize
8
Vehicle specifications
Items to initialize
*1: If equipped
*2: For U.S.A. only
The following items must be initialized for normal system opera-
tion after such cases as the battery being reconnected, or main -
tenance being performed on the vehicle:
ItemWhen to initializeReference
Moon roof*1• After reconnecting or chang- ing the battery
• After changing a fuse
P. 165
Maintenance required
reminder message indicat-
ing maintenance is
required
*2
• After the maintenance is per- formedP. 410
Tire pressure warning sys-
tem
*1• When rotating the tires.
• When changing the tire size.P. 433

596What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your keys or mechanical keys, new genuine mechanical keys
can be made by your Toyota dealer. ( P. 115)
●If you lose your keys or electronic keys, the risk of vehicle t heft increases
significantly. Contact your Toyota dealer immediately. ( P. 118)
●Is the key battery weak or depleted? (P. 451)
●Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 206)
●Vehicles with a smart key system:
Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on
your person.
●The function may not operate properly due to the condition of t he radio
wave. ( P. 134)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. ( P. 123)
If you have a problem, check the following before contacting
your Toyota dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opene d (Double Cab models only)

597What to do if... (Troubleshooting)
●Vehicles with an automatic transmission:
Is the shift lever in P? (P. 202)
●Vehicles with a manual transmission:
Do you turn the key with the clutch pedal depressed firmly? ( P. 202)
●Is the battery discharged? (P. 530)
●Did you press the engine switch while firmly depressing the bra ke pedal?
( P. 205)
●Is the shift lever in P? ( P. 208)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 132)
●Is the steering wheel unlocked? (P. 208)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. ( P. 528)
●Is the battery discharged? (P. 530)
●Vehicles without a smart key system:
Is the engine switch in the “ON” position?
If you cannot release the shift lever by depressing the brake p edal with the
engine switch in the “ON” position. ( P. 214)
●Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake p edal with the
engine switch in IGNITION ON mode. ( P. 214)
If you think something is wrong
The engine does not start
(vehicles without a smart key system)
The engine does not start
(vehicles with a smart key system)
The shift lever cannot be shifted from P even if you depress
the brake pedal (vehicles with an automatic transmission)

601Alphabetical index
Back windowBack window ......................... 159
Power back window .............. 160
Back-up lights
Replacing light bulbs............. 466
Wattage ................................ 553
Battery ...................................... 428
If the vehicle battery is discharged .......................... 530
Preparing and checking
before winter....................... 329
Warning message ................. 490
Blind Spot Monitor (BSM) ....... 292
Bluetooth
®*
Bottle holders .......................... 360
Brake
Fluid ...................................... 425
Parking brake........................ 219
Warning buzzer..................... 482
Warning light ......................... 482
Warning message ................. 489
Brake assist ............................. 323
Brake Override System ........... 170
Break-in tips ............................. 171
Brightness control
Instrument panel light control................................... 99
BSM (Blind Spot Monitor) ....... 292
Blind Spot Monitor function ............................... 294
Rear Cross Traffic Alert
function ............................... 297 Camper information ................ 590
Care .................................. 402, 406
Aluminum wheels ................. 403
Exterior ................................. 402
Interior .................................. 406
Seat belts.............................. 407
Cargo capacity......................... 182
Cargo lamp
Light switch ........................... 355
Replacing light bulbs ............ 469
Certification label .................... 543
Chains ...................................... 330
Child restraint system............... 54 Booster seats, definition ......... 55
Booster seats, installation....... 65
Convertible seats, definition ... 55
Convertible seats, installation ...................... 63, 64
Front passenger occupant
classification syst em ............ 48
Infant seats, definition............. 55
Infant seats, installation .......... 63
Installing CRS with LATCH anchors ...... 61, 62
Installing CRS with
seat belts .............................. 63
Installing CRS with top tether strap ............... 66, 68
BC
*: For vehicles with Audio Plus or Premium Audio, refer to the “ NAVIGA-
TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”

602Alphabetical index
Child safety ................................ 53Airbag precautions .................. 39
Battery precautions ............... 533
Child restraint system ............. 54
How your child should wear the seat belt ................. 32
Installing child restraints ......... 58
Moon roof precautions .......... 165
Power back window precautions ......................... 161
Power window lock switch .... 156
Power window precautions ... 158
Rear door child-protector ...... 123
Removed wireless remote control/electronic key
battery precautions ............. 453
Seat belt extender precautions ........................... 35
Seat belt precautions .............. 57
Seat heater precautions........ 351
Child-protectors....................... 123
Cleaning ........................... 402, 406 Aluminum wheels.................. 403
Exterior ................................. 402
Interior................................... 406
Seat belts .............................. 407
Clock
*
Compass .................................. 397
Condenser ................................ 425
Console box ............................. 358
Consumption screen ....... 103, 109
Cooling system ........................ 423 Capacity ................................ 547
Checking ............................... 423
Engine overheating ............... 534
Preparing and checking before winter....................... 329 Crawl Control ........................... 318
CRS ............................................. 54
Cruise control
Cruise control ....................... 280
Dynamic radar cruise control ................................ 266
Cup holders ............................. 359
Curtain shield airbags............... 37
Customizable features ............ 568
Daytime running light system.................................... 222
Deck hooks .............................. 367
Defogger Outside rear view
mirrors ........................ 340, 347
Windshield .................... 340, 347
Differential................................ 548
Dimensions .............................. 540
Dinghy towing.......................... 201
Display
Drive information .................. 103
Dynamic radar cruise control ................................ 266
LDA (Lane Departure Alert) ....... 258
Multi-information display ....... 102
Warning message................. 489
Do-it-yourself maintenance .... 415
Door lock Doors .................................... 119
Key ....................................... 119
Smart key system ................. 120
Wireless remote control ........ 119
D

603Alphabetical index
Doors ........................................ 119Automatic door locking and unlocking system ................ 123
Door lock............................... 121
Door windows ....................... 156
Open door warning message ............................. 495
Outside rear view mirrors...... 154
Rear door child-protector ...... 123
Drive-Start Control .................. 170
Driving ...................................... 168
Break-in tips .......................... 171
Correct driving posture ........... 28
Driving assist system ............ 323
Procedures ........................... 168
Winter drive tips .................... 329
Dynamic radar cruise control .................................... 266 Constant speed control
mode .................................. 275
Vehicle-to-vehicle distance control mode....................... 273
EDR (Event data recorder) ........ 11
Electronic key .......................... 112 Battery-saving function ......... 133
If the electronic key does not operate properly ................. 528
Replacing the battery ............ 451 Emergency, in case of
If a warning buzzer sounds................................ 482
If a warning light turns on ..... 482
If a warning message is displayed ............................ 489
If the electronic key does not
operate properly ................. 528
If the engine will not start ...... 526
If the vehicle is submerged or water on
the road is rising ................. 475
If the vehicle battery is
discharged.......................... 530
If you have a flat tire ............. 511
If you think something is wrong ............ 480
If your vehicle becomes stuck ................................... 536
If your vehicle has to be stopped in an emergency ... 473
If your vehicle needs
to be towed......................... 476
If your vehicle overheats....... 534
E
*: For vehicles with Audio Plus or Premium Audio, refer to the “ NAVIGA-
TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”

606Alphabetical index
I/M test ...................................... 414
IdentificationEngine................................... 543
Tire........................................ 558
Vehicle .................................. 543
Ignition switch (engine switch) .............. 202, 205
Ignition switch light (engine switch light) ............. 353
Illuminated entry system ........ 355
Immobilizer system ................... 78
Indicators ................................... 95
Initialization
Maintenance ......................... 410
Moon roof.............................. 165
Tire pressure warning system ... ............... 433
Inside rear view mirror ............ 151
Instrument panel light control ...................................... 99
Interior lights............................ 353 Personal lights ...................... 354
Switches ............................... 354
Wattage ................................ 553
Intuitive parking assist............ 284
Function ................................ 284
Warning message ................. 495
Jack Positioning the jack ............... 518
Vehicle-equipped jack........... 512
Jack handle .............................. 516
Jam protection function Moon roof.............................. 163
Power windows ..................... 157 Keyless entry
Smart key system ................. 120
Wireless remote control ........ 119
Keys .......................................... 112
Battery-saving function ......... 133
Electronic key ....................... 112
Engine switch ............... 202, 205
If the electronic key does not operate properly ................. 528
If you lose your keys ............. 115
Ignition switch ............... 202, 205
Key number plate ................. 112
Keyless entry ........................ 119
Mechanical key ..................... 114
Replacing the battery............ 451
Warning buzzer .................... 132
Wireless remote control ........ 119
Knee airbags .............................. 37
Lane Departure Alert (LDA) .... 258
Language (multi-information display)... 105
LATCH anchors ................... 61, 62
LDA (Lane Departure Alert) .......... 258 Lane departure alert function............................... 258
Vehicle sway warning ........... 259
Lever Auxiliary catch lever.............. 417
Hood lock release lever ........ 417
Shift lever...................... 211, 216
Tilt and telescopic steering
lock release lever ............... 149
Turn signal lever ................... 218
Wiper lever ........................... 230
I
J
K
L

609Alphabetical index
Radar cruise control (dynamic radar cruise control) ............. 266
Radiator .................................... 425
Radio
*
Rear differential lock system............................ 309
Rear seat
Adjustment precautions ........ 144
Child seats/child restraint system installation . ............... 58
Cleaning................................ 406
Folding down ........................ 142
Head restraints ..................... 145
Raising the bottom cushion ............................... 142
Rear side marker lights ........... 220
Light switch ........................... 220
Replacing light bulbs............. 466
Wattage ................................ 553
Rear step bumper .................... 130
Rear turn signal lights............. 218 Replacing light bulbs............. 466
Turn signal lever ................... 218
Wattage ................................ 553
Rear view mirror
Inside rear view mirror .......... 151
Outside rear view mirrors...... 154
Rear view monitor system
*
Refueling .................................. 233
Capacity................................ 544
Fuel types ............................. 544
Opening the fuel tank cap..... 235
Replacing Electronic key battery ........... 451
Fuses .................................... 455
Light bulbs ............................ 458
Tires...................................... 511
Wireless remote control battery ................................ 451
Reporting safety defects for Canadian owners ............ 579
Reporting safety defects for U.S. owners...................... 578
Resetting the remainder light
or message indicating
maintenance is required....... 410
Safety Connect .......................... 72
Seat belt reminder light .......... 483
Seat belts ................................... 30 Adjusting the seat belt ............ 31
Automatic Locking Retractor (ALR) .................................... 32
Child restra int system
installation ............................ 58
Cleaning and maintaining the seat belt........................ 407
Emergency Locking Retractor
(ELR) .................................... 32
How to wear your seat belt ..... 30
How your child should wear the seat belt ................. 32
Pregnant women, proper seat belt use ............. 33
Reminder light and buzzer.... 483
Seat belt extender .................. 32
Seat belt pretensioners........... 31
SRS warning light ................. 482R
S
*: For vehicles with Audio Plus or Premium Audio, refer to the “ NAVIGA-
TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”

614Alphabetical index
Washer...................................... 230Checking ............................... 430
Low windshield washer fluid warning message ............... 493
Preparing and checking before winter....................... 329
Switch ................................... 230
Washing and waxing ............... 402
Weight Cargo capacity ...................... 182
Cargo weight rating............... 592
Gross axle weight rating ....... 593
Gross combination
weight rating ....................... 187
Gross vehicle weight rating .................................. 594
Load limits............................. 182
Towing capacity ............ 182, 187
Trailer Weight Rating .... 182, 187
TWR.............................. 182, 187
Vehicle capacity weight ......................... 182, 541
Wheels Replacing wheels.................. 445
Size ....................................... 551
Window lock switch ................ 156
Windows ................................... 156 Back window ......................... 159
Power back window .............. 160
Power windows ..................... 156
Windshield wipers ................... 230
Winter driving tips ................... 329
Wireless charger...................... 383
Wireless remote control key
Locking/Unlocking................. 119
Replacing the battery ............ 451