
514What to do if... (Troubleshooting)
4RUNNER (U)_(OM35B37U)
●Vehicles without a smart key system:
It is locked to prevent theft of the vehicle if the key is pulled from the engine
switch. (→P. 194)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( →P. 199)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( →P. 146)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( →P. 198)
The steering wheel cannot be turned after the engine is
stopped
The windows do not open or close by operating the power
window switches
The engine switch is tu rned off automatically
(vehicles with a smart key system)

515What to do if... (Troubleshooting)
4RUNNER (U)_(OM35B37U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
(→P. 420)
●The brake system warning light is on
Is the parking brake released? ( →P. 207)
●The open door warning indicator is on
Are all the doors closed? (→P. 97, 115)
Depending on the situation, other types of warning buzzer may also sound.
( →P. 417, 426)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( →P. 72)
To stop the alarm, turn the engine switch to IGNITION ON mode (vehicles
with a smart key system) 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. 417.
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 417, 426.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
(vehicles with a smart key system)
A warning light turns on or a warning message is displayed

517
4RUNNER (U)_(OM35B37U)
Alphabetical index
Alphabetical index
A/C .................................... 282, 288Air conditioning filter ............. 381
ABS (Anti-lock Brake System)...... 263
Function ................................ 263
Warning light ......................... 418
Active head restraints ............. 121
Active traction control ............ 243
Air conditioning filter .............. 381
Air conditioning
system ............................ 282, 288 Air conditioning filter ............. 381
Airbags ....................................... 35
Airbag operating conditions .... 42
Airbag precautions for your child ......................... 37
Airbag warning light .............. 418
Correct driving posture ........... 28
Curtain shield airbag operating conditions ............. 42
Curtain shield airbag precautions ........................... 39
Front passenger occupant classification syst em............. 46
General airbag precautions .... 37
Locations of airbags................ 35
Modification and disposal of airbags.............................. 41
Side airbag operating
conditions ............................. 42
Side airbag precautions .......... 37
Side and curtain shield airbags operating conditions ............. 42
Side and curtain shield airbags precautions .............. 37
SRS airbags............................ 35
Alarm .......................................... 72 Alarm ...................................... 72
Warning buzzer..................... 417 Anchor brackets ........................ 57
Antennas
(smart key system) ............... 104
Anti-lock Brake System (ABS) ...................................... 263
Function ................................ 263
Warning light......................... 418
Armrest..................................... 322
Assist grip ................................ 323
Audio system
*
AUTO LSD system................... 245
Automatic air conditioning
system.................................... 288
Automatic light control
system.................................... 208
Automatic running boards ..... 112
Automatic transmission ......... 201 If the shift lever cannot be shifted from P .... 204
S mode ................................. 202
AUX port
*
Auxiliary boxes ........................ 304
Back door Back door ............................. 115
Back window......................... 150
Smart key system ................. 104
Wireless remote control .......... 97
Back window............................ 150
Back-up lights Replacing light bulbs ............ 401
Wattage ................................ 473
Battery ...................................... 364 Battery checking ................... 364
If the vehicle battery
is discharged ...................... 453
Preparing and checking
before winter ...................... 272
Warning light......................... 417
A
B
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

518Alphabetical index
4RUNNER (U)_(OM35B37U)
Bottle holders .......................... 306
BrakeFluid ...................................... 361
Parking brake........................ 207
Warning light ......................... 417
Brake assist ............................. 263
Break-in tips ............................. 161
Brightness control Instrument panel light control................................... 82
Care................................... 338, 341 Aluminum wheels.................. 338
Exterior ................................. 338
Interior................................... 341
Seat belts .............................. 342
Cargo capacity ......................... 175
Cargo hooks............................. 307
Cargo net hooks ...................... 308
Center differential lock............ 239
Chains....................................... 274
Child restraint system ............... 53 Booster seats, definition ......... 54
Booster seats, installation ....... 65
Convertible seats, definition.... 54
Convertible seats, installation ............................ 62
Front passenger occupant
classification syst em............. 46
Infant seats, definition ............. 54
Infant seats, installation .......... 62
Installing CRS with LATCH anchors ............ 59
Installing CRS with seat
belts ...................................... 62
Installing CRS with top tether strap .............. 66 Child safety ................................ 52
Airbag precautions.................. 37
Back door precautions .......... 117
Battery precautions....... 365, 456
Child restraint system ............. 53
How your child should
wear the seat belt ................. 31
Installing child restraints ......... 57
Moon roof precautions .......... 157
Power window lock switch .... 146
Power window precautions ... 149
Rear door child-protectors .... 100
Removed electronic key battery precautions ...... 385
Seat belt extender precautions........................... 34
Seat belt precautions .............. 56
Seat heater precautions ....... 295
Child-protectors ...................... 100
Cleaning ........................... 338, 341 Aluminum wheels ................. 338
Exterior ................................. 338
Interior .................................. 341
Seat belts.............................. 342
Clock......................................... 313
Compass .................................... 85
Condenser................................ 360
Console box ............................. 301
Cooling system Engine overheating............... 457
Crawl Control ........................... 253
Cruise control .......................... 225
Cup holders ............................. 302
Curtain shield airbags............... 35
Customizable features ............ 489
C

519Alphabetical index
4RUNNER (U)_(OM35B37U)
Daytime running light system .................................... 212
Defogger Front windshield.................... 290
Outside rear view
mirrors ........................ 284, 290
Rear window ................. 284, 290
Dimension ................................ 462
Dinghy towing .......................... 192
Display Multi-information display ......... 81
Trip information ....................... 83
Warning message ................. 426
Do-it-yourself maintenance .... 350
Door courtesy lights Wattage ................................ 473
Doors Automatic door locking and unlocking system ......... 101
Back door.............................. 115
Door lock......................... 99, 116
Door windows ....................... 146
Open door warning buzzer ... 106
Open door warning light........ 419
Outside rear view mirrors...... 144
Rear door child-protector ...... 100
Side doors............................... 97
Downhill assist control system .................................... 250
Driver’s seat position memory .................................. 133
Driving ...................................... 160
Break-in tips .......................... 161
Correct driving posture ........... 28
Driving assist systems .......... 263
Off-road precautions ............. 276
Procedures ........................... 160
Winter drive tips .................... 272 Eco Driving Indicator ................ 83
EDR (Event data recorder)........ 10
Electronic key ............................ 90
Battery-saving function ......... 107
If the electronic key does not
operate properly ................. 451
Replacing the battery............ 383
Emergency flashers ................ 406
Emergency, in case of If the electronic key
does not operate
properly .............................. 451
If the engine will not start ...... 448
If the vehicle battery is
discharged.......................... 453
If the warning buzzer
sounds................................ 417
If the warning light turns on ....................................... 417
If the warning message is displayed ........................ 426
If you cannot operate
back door opener ............... 450
If you have a flat tire ............. 433
If you think something is wrong .............................. 415
If your vehicle becomes stuck ................................... 460
If your vehicle has to be
stopped in an emergency ... 407
If your vehicle needs to be towed......................... 409
If your vehicle overheats....... 457
DE

521Alphabetical index
4RUNNER (U)_(OM35B37U)
Head restraints ........................ 137
Headlights ................................ 208Light switch ........................... 208
Replacing light bulbs ................... 391, 393, 403
Wattage ................................ 473
Heaters
Air conditioning system ....... ................. 282, 288
Outside rear view
mirrors ....................... 284, 290
Seat heaters ......................... 295
Hill-start assist control............ 264
Hood ......................................... 353
Hooks Cargo hooks ......................... 307
Cargo net hooks ................... 308
Grocery bag hooks ............... 310
Retaining hooks (floor mat)..... 26
Horn .......................................... 140
I/M test ...................................... 349
Identification Engine................................... 463
Vehicle .................................. 463
Ignition switch (engine switch) .............. 193, 196
Illuminated entry system ........ 299
Immobilizer system ................... 70
Indicators ................................... 79
Initialization Maintenance ......................... 345
Moon roof.............................. 156
Power back window .............. 152
Power windows ..................... 148
Inside rear view mirror ............ 142
Instrument panel light
control ...................................... 82
Interior lights............................ 297
Intuitive parking assist............ 229 Jack
Vehicle-equipped jack .......... 433
Jack handle .............................. 437
Jam protection function Moon roof ............................. 155
Power back window .............. 152
Power windows..................... 147
KDSS ........................................ 264
Keyless entry ........................... 104 Smart key system ................. 104
Wireless remote control .......... 97
Keys ............................................ 90 Battery-saving function ......... 107
Electronic key ......................... 90
Engine switch ............... 193, 196
If the electronic key
does not operate
properly .............................. 451
Key number plate ................... 90
Keyless entry .......................... 97
Mechanical key ....................... 92
Replacing the battery............ 383
Warning buzzer .................... 106
Wireless remote control
key........................................ 97
Knee airbags .............................. 35
LATCH anchors ......................... 59
Lever Auxiliary catch lever.............. 353
Hood lock release lever ........ 353
Shift lever.............................. 201
Turn signal lever ................... 206
Wiper lever ................... 216, 219
H
I
J
K
L

523Alphabetical index
4RUNNER (U)_(OM35B37U)
Outer foot lights....................... 297
Outside rear view mirrors ....... 144Adjusting and folding ............ 144
Outside rear view mirror defoggers ......... 284, 290
Outside temperature display .................................... 314
Overhead console ................... 304
Overheating, Engine................ 457
Parking brake ........................... 207 Operation .............................. 207
Parking brake engaged
warning buzzer ................... 417
Parking lights ........................... 208
Light switch ........................... 208
Replacing light bulbs............. 394
Wattage ................................ 473
Pen holder ................................ 305
Personal lights ......................... 298
Power back window ................ 150 Jam protection function......... 152
Operation .............................. 150
Power outlets ................... 315, 320
Power steering
Fluid ...................................... 363
Warning light ......................... 419
Power windows........................ 146
Door lock linked window operation ............... 148
Jam protection function......... 147
Operation .............................. 146
Window lock switch............... 146 Radiator .................................... 360
Rear differential lock
system.................................... 247
Rear seats
Adjustment............................ 123
Folding down ........ 125, 127, 129
Rear step bumper .................... 116
Rear turn signal lights ............ 206
Replacing light bulbs ............ 400
Turn signal lever ................... 206
Wattage ................................ 473
Rear view mirror Inside rear view mirror .......... 142
Outside rear view mirrors ..... 144
Rear view monitor system
*
Rear window ............................ 150
Rear window defoggers....................... 284, 290
Rear window wiper .................. 219
Refueling .................................. 222
Capacity................................ 464
Fuel types ............................. 464
Opening the fuel tank cap..... 224
Replacing Fuses .................................... 386
Key battery ........................... 383
Light bulbs ............................ 389
Tires...................................... 433
Reporting safety defects
for U.S. owners...................... 498
Resetting the message indicating maintenance
is required.............................. 345
Roof luggage carrier ............... 170
P
R
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

524Alphabetical index
4RUNNER (U)_(OM35B37U)
Safety Connect ........................ 331
Seat belt reminder light........... 420
Seat belts.................................... 30Adjusting the seat belt ............ 30
Automatic Locking
Retractor (ALR) .................... 31
Child restra int system
installation ............................ 62
Cleaning and maintaining the seat belt ........................ 342
Emergency Locking Retractor (ELR) .................... 31
How to wear your seat belt ..... 30
How your child should wear
the seat belt .......................... 31
Pregnant women, proper
seat belt use ......................... 32
Reminder light and buzzer .... 420
Seat belt extender................... 31
Seat belt pretensioners ........... 31
SRS warning light ................. 418
Seat heaters ............................. 295
Seat position memory ............. 133
Seat ventilators ........................ 295
Seating capacity ...................... 175
Seats ................................. 120, 123
Adjustment .................... 120, 123
Adjustment precautions ................. 122, 132
Child seats/child restraint system installation ................ 57
Cleaning................................ 341
Driving position memory ....... 133
Head restraints ..................... 137
Properly sitting in the seat ...... 28
Seat heaters ......................... 295
Seat position memory ........... 133
Seat ventilators ..................... 295 Sensor
Automatic headlight
system .......... ...................... 212
Inside rear view mirror .......... 143
Intuitive parking assist .......... 229
Service reminder indicators ..... 76
Shift lever ................................. 201 Automatic transmission ........ 201
If the shift lever
cannot be shifted from P .... 204
Shift lock system ..................... 203
Side airbags ............................... 35
Side marker lights ................... 208 Light switch ........................... 208
Replacing light bulbs ............ 396
Wattage ................................ 473
Side mirrors ............................. 144
Adjusting and folding ............ 144
Side turn signal lights ............. 206
Slide deck................................. 310
Smart key system .................... 104 Antenna location ................... 104
Entry functions ........................ 97
Starting the engine ............... 196
Snow tires ................................ 275
Spare tire .................................. 433 Inflation pressure .................. 472
Storage location.................... 434
Spark plug ................................ 468
Specifications .......................... 462
Speedometer.............................. 81
Steering lock ............................ 198 Column lock release ............. 199
Steering lock system
warning message ............... 432
Steering wheel ......................... 140
Adjustment............................ 140
Storage feature ........................ 300
Storage precautions................ 173
S