warning light TOYOTA 4RUNNER 2023 Manual Online

5087-2. Steps to take in an emergency
4RUNNER (U)
Repeat step any time the tire is lowered or disturbed.
Stow the tools and jack securely.
■After completing the tire change
The tire pressure warni ng system must be reset. ( P. 430)
■When using the spare tire (veh icles without P245/60R20 tires)
As the spare tire is not equipped with a tire pressure warning valve and
transmitter, low inflation pressure of the spare tire will not be indicated by
the tire pressure warning system. Also, if you replace the spar e tire after
the tire pressure wa rning light comes on, the light remains on.
NOTICE
■Do not drive the vehicle with a flat tire
Do not continue driving with a flat tire.
Driving even a short distance wit h a flat tire can damage the tire and the
wheel beyond repair.
■When stowing the flat tire
Ensure that there is no object c aught between the tire and the vehicle
underbody.
■When replacing the tires
●When removing or fitting the wheels, tires or the tire pressure warning
valve and transmitter, contact your Toyota dealer as the tire p ressure
warning valve and transmitter may be damaged if not handled cor -
rectly.
●Replace the grommets for the tire pressure warning valves and trans-
mitters as well.
■To avoid damage to the tire pressure warning valves and transmi t-
ters
When a tire is repaired with liquid sealants, the tire pressure warning valve and transmitter may not operate properly. If a liquid sea lant is
used, contact your Toyota dealer or other qualified service shop as soon
as possible. Make sure to replace the tire pressure warning valve and
transmitter when replacing the tire. ( P. 430)
32
4

5187-2. Steps to take in an emergency
4RUNNER (U)
WARNING
■Avoiding battery fires or explosions
Observe the following precautions to prevent accidentally ignit ing the flam-
mable gas that may be emitted from the battery:
● Make sure each jumper cable is connected to the correct terminal and that
it is not unintentionally in contact with any other than the in tended terminal.
● Do not allow the other end of the jumper cable connected to the “+” termi-
nal to come into contact with any other parts or metal surfaces in the area,
such as brackets or unpainted metal.
● Do not allow the + and - clamps of the jumper cables to come in to contact
with each other.
● Do not smoke, use matches, cigarette lighters or allow open fla me near
the battery.
■ Battery precautions
The battery contains poisonous and corrosive acidic electrolyte , while
related parts contain lead and lead compounds. Observe the following pre-
cautions when handling the battery:
● When working with the battery, always wear safety glasses and take care
not to allow any battery fluids (acid) to come into contact with skin, clothing
or the vehicle body.
● Do not lean over the battery.
● In the event that battery fluid comes into contact with the skin or eyes,
immediately wash the affected area with water and seek medical attention.
Place a wet sponge or cloth over the affected area until medical attention
can be received.
● Always wash your hands after handling the battery support, terminals, and
other battery-related parts.
● Do not allow children near the battery.
NOTICE
■When handling jumper cables
When connecting the jumper cables, ensure that they do not beco me entan-
gled in the cooling fans or engine drive belt.

580What to do if... (Troubleshooting)
4RUNNER (U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
(P. 480)
●The brake system warning light is on
Is the parking brake released? ( P. 2 1 1 )
●The open door warning indicator is on
Are all the doors closed? (P. 106, 124)
Depending on the situation, other types of warning buzzer may a lso sound.
( P. 477, 488)

●Did anyone inside the vehicle open a door during setting the al arm?
The sensor detects it and the alarm sounds. ( P. 79)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine.
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display.
●When a warning light turns on, refer to P. 477.
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 477, 488.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds w hen leaving the vehicle
A warning light turns on or a warning message is displayed

582
4RUNNER (U)
Alphabetical index
Alphabetical index
A/C .................................... 342, 349Air conditioning filter ............. 445
ABS (Anti-lock Brake System)...... 322
Function ................................ 322
Warning light ......................... 478
Active head restraints ............. 130
Active traction control ............ 302
Air conditioning filter .............. 445
Air conditioning
system ............................ 342, 349 Air conditioning filter ............. 445
Airbags ....................................... 37
Airbag operating conditions .... 44
Airbag precautions for your child ......................... 39
Airbag warning light .............. 478
Correct driving posture ........... 30
Curtain shield airbag operating conditions ............. 44
Curtain shield airbag precautions ........................... 41
Front passenger occupant classification syst em............. 48
General airbag precautions .... 39
Locations of airbags................ 37
Modification and disposal of airbags.............................. 43
Side airbag operating
conditions ............................. 44
Side airbag precautions .......... 39
Side and curtain shield airbags operating conditions ............. 44
Side and curtain shield airbags precautions .............. 39
SRS airbags............................ 37 Alarm .......................................... 79
Alarm ...................................... 79
Warning buzzer .................... 477
Anchor brackets ........................ 59
Antennas (smart key system) ............... 113
Anti-lock Brake System (ABS) ...................................... 322
Function ................................ 322
Warning light......................... 478
Armrest..................................... 386
Assist grip ................................ 386
Audio system
*
AUTO LSD system................... 304
Automatic air conditioning
system.................................... 349
Automatic High Beam ............. 217
Automatic light control
system.................................... 212
Automatic running boards ..... 121
Automatic transmission ......... 205
If the shift lever cannot be shifted from P .... 208
S mode ................................. 206
AUX port
*
Auxiliary boxes ........................ 367
A

583Alphabetical index
4RUNNER (U)
Back doorBack door.............................. 124
Back window ......................... 158
Smart key system ................. 113
Wireless remote control ........ 106
Back window ............................ 158
Back-up lights Replacing light bulbs............. 461
Wattage ................................ 533
Battery ...................................... 422
Battery checking ................... 422
If the vehicle battery is discharged ...................... 515
Preparing and checking before winter....................... 331
Warning light ......................... 477
Bottle holders .......................... 369
Brake Fluid ...................................... 419
Parking brake........................ 211
Warning light ......................... 477
Brake assist ............................. 322
Brake override system ............ 167
Break-in tips ............................. 168
Brightness control Instrument panel light
control................................... 89 Care .................................. 396, 400
Exterior ................................. 396
Interior .................................. 400
Seat belts.............................. 401
Wheels and wheel ornaments .......................... 397
Cargo capacity......................... 181
Cargo hooks ............................ 370
Cargo net hooks ...................... 371
Center differential lock ........... 298
Chains ...................................... 333
Child restraint system............... 55 Booster seats, definition ......... 56
Booster seats, installation....... 67
Convertible seats, definition ... 56
Convertible seats,
installation ............................ 64
Front passenger occupant classification syst em ............ 48
Infant seats, definition............. 56
Infant seats, installation .......... 64
Installing CRS with LATCH anchors ............ 61
Installing CRS with seat belts...................................... 64
Installing CRS
with top tether strap.............. 68
BC
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

584Alphabetical index
4RUNNER (U)
Child safety ................................ 54Airbag precautions .................. 39
Back door precautions .......... 126
Battery precautions ....... 423, 518
Child restraint system ............. 55
How your child should
wear the seat belt ................. 33
Installing child restraints ......... 59
Moon roof precautions .......... 164
Power window lock switch .... 155
Power window precautions ... 157
Rear door child-protectors .... 109
Removed electronic key battery precautions ...... 448
Seat belt extender precautions ........................... 36
Seat belt precautions .............. 58
Seat heater precautions........ 357
Child-protectors....................... 109
Cleaning ........................... 396, 400 Exterior ................................. 396
Interior................................... 400
Seat belts .............................. 401
Wheels and wheel ornaments .......................... 397
Clock ......................................... 376
Compass .................................... 92
Condenser ................................ 419
Console box ............................. 364
Cooling system Engine overheating ............... 519
Crawl Control ........................... 312
Cruise control Dynamic radar cruise control................................. 257
Cup holders.............................. 365
Curtain shield airbags ............... 37
Customizable features ............ 549 Daytime running light
system.................................... 215
Defogger Front windshield ................... 351
Outside rear view
mirrors ........................ 344, 351
Rear window ................. 344, 351
Dimension ................................ 524
Dinghy towing.......................... 198
Display Dynamic radar cruise control ................................ 257
LDA
(Lane Departure Alert) ....... 249
Multi-information display ......... 90
Trip information....................... 90
Warning message................. 488
Do-it-yourself maintenance .... 409
Door courtesy lights Wattage ................................ 533
Doors Automatic door locking
and unlocking system......... 109
Back door ............................. 124
Door lock ...................... 108, 124
Door windows ....................... 155
Open door warning buzzer ... 115
Open door warning light ....... 479
Outside rear view mirrors ..... 153
Rear door child-protector ...... 109
Side doors ............................ 106
Downhill assist control
system.................................... 309
Drive-Start Control .................. 167
Driver’s seat position memory .................................. 142D

585Alphabetical index
4RUNNER (U)
Driving ...................................... 166Break-in tips .......................... 168
Correct driving posture ........... 30
Driving assist systems .......... 322
Off-road precautions ............. 335
Procedures ........................... 166
Winter drive tips .................... 331
Dynamic radar cruise
control .................................... 257
Eco Driving Indicator ................ 98
EDR (Event data recorder) ........ 10
Electronic key .......................... 102 Battery-saving function ......... 116
If the electronic key does not operate properly ................. 512
Replacing the battery ............ 447
Emergency, in case of
If the electronic key does not operate
properly .............................. 512
If the engine will not start ...... 509
If the vehicle battery is discharged .......................... 515
If the warning buzzer sounds ................................ 477
If the warning light turns on ....................................... 477
If a warning message is displayed......................... 488
If the vehicle is submerged
or water on the road is
rising ................................... 468
If you cannot operate
back door opener ............... 511 If you have a flat tire ............. 493
If you think something
is wrong .............................. 475
If your vehicle becomes stuck ................................... 522
If your vehicle has to be stopped in an emergency ... 467
If your vehicle needs
to be towed......................... 469
If your vehicle overheats....... 519
Emergency flashers ................ 466
Engine
ACCESSORY mode ............. 200
Compartment ........................ 413
Engine switch ....................... 199
Hood ..................................... 412
How to start the engine......... 199
Identification number ............ 525
If the engine will not start ...... 509
Ignition switch (engine switch) ................... 199
Overheating .......................... 519
Engine coolant......................... 417
Capacity................................ 528
Checking............................... 417
Preparing and checking before winter ...................... 331
Engine coolant temperature gauge ....................................... 88
Engine immobilizer system ...... 78
Engine oil ................................. 415
Capacity................................ 527
Checking............................... 415
Preparing and checking before winter ...................... 331
Engine switch .......................... 199
Event data recorder (EDR)........ 10
E

586Alphabetical index
4RUNNER (U)
Flat tire...................................... 493
Floor mats .................................. 28
FluidAutomatic transmission......... 531
Brake .................................... 531
Power steering ...................... 532
Washer ................................. 425
Fog lights ................................. 221 Replacing light bulbs............. 453
Switch ................................... 221
Wattage ................................ 533
Four-wheel drive system ............................ 294, 298
Front passenger occupant classification system .............. 48
Front personal lights ............... 361
Front seats ............................... 129
Adjustment ............................ 129
Cleaning................................ 400
Correct driving posture ........... 30
Driving position memory ....... 142
Head restraints ..................... 146
Seat heaters ......................... 357
Seat position memory ........... 142
Seat ventilators ..................... 357 Front side marker lights ......... 212
Light switch ........................... 212
Replacing light bulbs ............ 458
Wattage ................................ 533
Front turn signal lights ........... 210
Replacing light bulbs ............ 456
Turn signal lever ................... 210
Wattage ................................ 533
Fuel ........................................... 229 Capacity................................ 526
Fuel gauge.............................. 88
Fuel pump shut off system ... 476
Information............................ 534
Refueling .............................. 229
Type.............................. 229, 526
Warning light......................... 480
Fuel filler door ......................... 229
Refueling .............................. 229
Fuel pump shut off system..... 476
Fuses ........................................ 450
Garage door opener ................ 387
Gauges ....................................... 88
Glove box ................................. 364
Grocery bag hooks.................. 373
F
G

588Alphabetical index
4RUNNER (U)
JackVehicle-equipped jack........... 493
Jack handle .............................. 497
Jam protection function Moon roof.............................. 162
Power back window .............. 159
Power windows ..................... 155
KDSS......................................... 323
Keyless entry ........................... 113 Smart key system ................. 113
Wireless remote control ........ 106
Keys .......................................... 102 Battery-saving function ......... 116
Electronic key ....................... 102
Engine switch........................ 199
If the electronic key
does not operate
properly .............................. 512
Key number plate.................. 102
Keyless entry ........................ 106
Mechanical key ..................... 103
Replacing the battery ............ 447
Warning buzzer..................... 115
Wireless remote control
key ...................................... 106
Knee airbags .............................. 37 LATCH anchors ......................... 61
Lever
Auxiliary catch lever.............. 412
Hood lock release lever ........ 412
Shift lever.............................. 205
Turn signal lever ................... 210
Wiper lever ................... 223, 226
License plate lights ................. 212 Light switch ........................... 212
Replacing light bulbs ............ 462
Wattage ................................ 533
Light bulbs Replacing.............................. 455
Wattage ................................ 533
Lights Automatic High Beam
system .......... ...................... 217
Fog light switch ..................... 221
Front Interior light ................. 361
Headlight switch ................... 212
Interior lights list.................... 360
Luggage compartment lights ................................... 126
Personal lights ...................... 361
Rear interior light .................. 361
Replacing light bulbs ............ 455
Turn signal lever ................... 210
Vanity lights .......................... 375
Wattage ................................ 533
Limited slip differential ........... 323
Load capacity .......................... 181
Luggage compartment features .................................. 370
J
K
L

589Alphabetical index
4RUNNER (U)
MaintenanceDo-it-yourself maintenance ... 409
General maintenance ........... 405
Maintenance data ................. 524
Maintenance requirements ... 403
Resetting the message indicating maintenance is
required .............................. 404
Malfunction indicator lamp ..... 478
Manual air conditioning system .................................... 342
Master warning light........ 481, 488
Meter ........................................... 88 Indicators ................................ 85
Instrument panel light control................................... 89
Meters ..................................... 88
Multi-information display ......... 90
Warning lights ......................... 83
Mirrors Inside rear view mirror .......... 151
Outside rear view mirror defoggers ................... 344, 351
Outside rear view mirrors...... 153
Vanity mirrors........................ 375
Moon roof ................................. 161
Door lock linked moon roof operation ........... 163
Jam protection function......... 162
Operation .............................. 161 Multi Terrain ABS .................... 322
Multi-information display.......... 90
Driving information.................. 93
Dynamic radar cruise control ................................ 257
Language.............................. 559
LDA (Lane Departure Alert) ....... 249
Outside temperature ............... 98
PCS (Pre-Collision System) ....... 239
Settings................................... 96
Warning messages ............... 488
Multi-terrain Select .................. 315
Navigation system
*
Noise from under vehicle ........... 8
Odometer ................................... 88
Off-road precaution s ............... 335
Oil Engine oil .............................. 415
Opener Back door ............................. 124
Hood ..................................... 412
Outer foot lights ...................... 360
Outside rear view mirrors ....... 153
Adjusting and folding ............ 153
Outside rear view mirror defoggers ......... 344, 351
Outside temperature display...................................... 98
Overhead console ................... 367
Overheating, Engine ............... 519
M
N
O
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.