TOYOTA HIGHLANDER 2023 Owners Manual

521
Index
.What to do if... (Trouble-shooting) ................... 522
Alphabetical Index....... 525

522What to do if... (Troubleshooting)
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical
keys, new genuine mechani-
cal keys can be made by your
Toyota dealer. ( P.461)
 If you lose your electronic
keys, the risk of vehicle theft
increases significantly. Con-
tact your Toyota dealer imme-
diately. ( P.461)
 Is the electronic key battery
weak or depleted? ( P.410)
 Is the engine switch in ON?
When locking the doors, turn the
engine switch off. ( P.198)
 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 the radio wave. (
P.133)
 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. 1 1 8 )
 Did you press the engine
switch while firmly depress-
ing the brake pedal?
( P.197)
 Is the shift lever in P?
( P.197)
 Is the electronic key any-
where detectable inside the
vehicle? ( P.132)
 Is the electronic key battery
weak or depleted? ( P.410)
In this case, the engine can be
started in a temporary way.
(  P.464)
 Is the battery discharged?
( P.465)
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
opened
If you think something is
wrong
The engine does not start

523What to do if... (Troubleshooting)
Is the engine switch in ON?
If you cannot release the shift lever
by depressing the brake pedal with
the engine switch in ON ( P.202)
 Is the window lock switch
pressed?
The power window except for the
one at the driver’s seat cannot be
operated if the win dow lock switch
is pressed. ( P.164)
 The auto power off function
will be operated if the vehicle
is left in ACC or ON (the
engine is not running) for a
period of time. ( P.200)
 The seat belt reminder light is
flashing
Are the driver and the passengers
wearing the seat belts? ( P.434)
 The parking brake indicator is
on
Is the parking brake released?
( P.205)
Depending on the situation,
other types of warning buzzer
may also sound. ( P.431, 442)
 Did anyone inside the vehicle
open a door during setting the
alarm?
The sensor detects it and the alarm
sounds. ( P. 7 0 )
Do one of the following to stop
the alarms:
 Unlock the doors.
 Turn the engine switch to
ACC or ON, or start the
engine.
 Is the message displayed on
the multi-information display?
Check the message on the
multi-informat ion display. (P.442)
 When a warning light turns on
or a warning message is dis-
played, refer to P.431, 442.
The shift lever cannot be
shifted from P even if you
depress the brake pedal
The windows do not open
or close by operating the
power window switches
The engine switch is
turned off automatically
A warning buzzer sounds
during driving
An alarm is activated and
the horn sounds (vehicles
with an alarm)
A warning buzzer sounds
when leaving the vehicle
A warning light turns on
or a warning message is
displayed

524What to do if... (Troubleshooting)
Stop the vehicle in a safe
place and replace the flat tire
with the spare tire. ( P.446)
 Try the procedure for when
the vehicle becomes stuck in
mud, dirt, or snow. ( P.471)
When a problem has
occurred
If you have a flat tire
The vehicle becomes
stuck

525Alphabetical Index
Alphabetical Index
A
A/C ........................................... 322Air conditioning filter ............. 408
Automatic air conditioning sys-tem ..................................... 322
Eco air conditioning mode .... 327
Front seat concentrated airflow mode (S-FLOW) ................. 328
Rear automatic air conditioning system ................................ 331
ABS (Anti-lock Brake System) ............................................... 307Warning light ........................ 433
ACA (Active Cornering Assist) ............................................... 307
Active Cornering Assist (ACA) ............................................... 307
Adaptive Front-lighting System (AFS)...................................... 212
AFS (Adaptive Front-lighting System) ................................. 212
AHB (Automatic High Beam) . 213
Air conditioning filter ............. 408
Air conditioning system ........ 322 Air conditioning filter ............. 408
Automatic air conditioning sys-tem ..................................... 322
Eco air conditioning mode .... 327
Front seat concentrated airflow mode (S-FLOW) ................. 328
Rear automatic air conditioning system ................................ 331
Airbags Airbag operating conditions.... 36
Airbag precautions for your child............................................. 39
Correct driving posture ........... 25
Curtain shield airbag operating conditions ............................. 37
Curtain shield airbag precautions ............................................. 39 Front passenger occupant clas-
sification system ...................43
General airbag precautions ....39
Locations of airbags ...............34
Modification and disposal of air- bags......................................42
Side airbag operating conditions .............................................37
Side airbag precautions..........39
Side and curtain shield airbags operating conditions .............37
Side and curtain shield airbags precautions ...........................39
SRS airbags ...........................34
SRS warning light .................432
Alarm .........................................70 Warning buzzer ....................431
Anchor brackets ... ..............52, 62
Antennas (smart key system)131
Anti-lock Brake System (ABS) ...............................................307Warning light.........................433
Approach warning ..................256
Armrest ......... ......................... ..356
Assist grips .............................357
Audio system-linked display .91, 100
Automatic air conditioning sys- tem .........................................322Eco air conditioning mode ....327
Automatic headlight leveling system ................................... 211
Automatic High Beam ............213
Automatic light control system ............................................... 211
Automatic transmission.........201 If th e s hif t le ver ca n no t b e s hif te d from P .................................202
M mode ................................203
Auxiliary boxes ...............343, 348
Average fuel economy .......88, 99
Average vehicle speed .............91

526Alphabetical Index
AWD Control ............................. 91
B
Back door ................................ 119
Back-up lightsReplacing light bulbs ............ 415
Battery Battery checking................... 391
If the battery is discharged ... 465
Preparing and c hecking before
winter.................................. 314
Replacing ............................. 467
Warning light ........................ 432
Blind Spot Monitor (BSM) ...... 270
Brake Brake hold ............................ 208
Fluid ............................. 390, 479
Parking brake ....................... 205
Warning light ........................ 431
Brake assist ............................ 307
Break-in tips ........ ................... 175
Brightness control Instrument panel light control81, 86
BSM (Blind Spot Monitor) ...... 270
Buzzer Hands off steering wheel warn-ing (LTA) ............................. 248
C
Care Exterior ................................. 370
Interior .................................. 373
Seat belts ............................. 373
Wheels and wheel ornaments........................................... 370
Cargo capacity ....................... 184
Cargo net hooks .. ................... 344
Chains ..................................... 315
Child restraint system Fixed with a LATCH system ... 60 Fixed with a seat belt..............55
Front passenger occupant clas-
sification system ...................43
Points to remember ................50
Riding with children ................49
Types of child restraint system installation method ...............52
Using an anchor bracket ........62
Child safety Airbag precautions .................39
Back door precautions.......... 119
Battery precautions ......392, 468
Child restraint system .............52
Heated steering wheel and seat heater precautio ns..............335
How your child should wear the seat belt ................................28
Moon roof precautions..........166
Panoramic moon roof precau- tions ....................................170
Power window lock switch ....164
Power window precautions...163
Rear door child-protectors .... 118
Seat belt extender precautions .............................................29
Seat belt precautions..............49
Child-protectors...................... 118
Cleaning Exterior .................................370
Interior ..................................373
Radar sensor ........................224
Seat belts .............................373
Wheels and wheel ornaments...........................................370
Clock ................... .....79, 81, 82, 86
Coat hooks ..............................357
Condenser ............. ..................390
Console box ............................341
Consumption screen ..............108
Conversation mirror ...............359
Cooling system .......................389 Engine overheating ..............469

527Alphabetical Index
Cruise controlDynamic radar cruise control with full-speed range .......... 249
Cup holders ............................ 341
Current fuel consumption . 88, 99
Curtain shield airbags ............. 34
Customizable features ........... 494
D
Daytime running light system210 Replacing light bulbs ............ 415
Defogger Outside rear view mirrors ..... 324
Rear window ........................ 324
Windshield............................ 324
Differential Rear differential oil ............... 478
Digital Rearview Mirror .......... 150
Dimension ............................... 474
Dinghy towing ........................ 196
Display Dynamic radar cruise control with full-speed range .......... 249
Head-up display ................... 103
Intuitive parking assist .......... 275
LTA (Lane Tracing Assist) ..... 245
Multi-information display .. 87, 96
RCTA .................................... 283
Warning message ................ 442
Distance until next engine oil change..................................... 80
Do-it-yourself maintenance ... 377
Door courtesy lights .............. 337
Door lock Back door ............................. 119
Side doors ............................ 115
Smart key system................. 131
Wireless remote control ....... 113
Doors Automatic door locking and unlocking system................ 118
Back door ............................. 119 Door glasses ........................162
Door lock .............................. 119
Open door warning buzzer . 116,
11 8
Outside rear view mirrors .....160
Rear door child-protectors .... 118
Downhill assist control system ...............................................305
Drive distance ...........................91
Drive information ......................91
Driver’s seat position memory Driving position memory .......142
Memory recall function .........144
Driving Break-in tips .........................175
Correct driving posture ...........25
Driving mode select switch ...300
Procedures ...........................174
Winter drive tips....................314
Driving information display .....88
Driving mode select switch ...300
Driving position memory .......142 Memory recall function .........144
Driving range ................88, 89, 99
Driving support system informa- tion display................90, 98, 100
Dynamic radar cruise control with full-speed range............249Warning message.................259
Dynamic Torque Control AWD system ...................................308
Dynamic Torque Vectoring AWD system ...................................308
E
Eco drive mode .......................300
Eco Driving Indicator .......89, 106
Eco Driving Indicator Light......89
EDR (Event data recorder) .........7
Elapsed time .............................91

528Alphabetical Index
Electric Power Steering (EPS)............................................... 307Warning light ........................ 433
Electronic key ......................... 112 Battery-saving function......... 132
If the electronic key does not operate properly ................. 463
Replacing the battery ........... 410
Electronic roof sunshade Jam protection function ........ 169
Operation ............................. 168
Emergency flashers ............... 424
Emergency, in case of If a warning buzzer sounds .. 431
If a warning light turns on ..... 431
If a warning message is dis-played................................. 442
If the battery is discharged ... 465
If the electronic key does not operate properly ................. 463
If the engin e will not start ..... 460
If the fuel filler door cannot be opened ............................... 462
If the vehicle is submerged or water on the road is rising .. 425
If you have a flat tire ............. 446
If you lose your keys ............ 461
If you think something is wrong ........................................... 429
If your vehicle becomes stuck ........................................... 471
If your vehicle has to be stopped in an emergency................. 424
If your vehicle needs to be towed ........................................... 427
If your vehicle overheats ...... 469
Engine ACCESSORY mode ............. 199
Compartment ....................... 386
Engine switch ....................... 197
Fuel pump shut off system ... 430
Hood..................................... 384 How to start the engine ........197
Identification number ............475
If the engine will not start......460
If your vehicle has to be stopped
in an emergency .................424
Ignition switch (engine switch) ...........................................197
Overheating ..........................469
Tachometer.......................79, 82
Engine coolant Capacity ...............................477
Checking ..............................389
Preparing and checking before winter ..................................314
Engine coolant temperature gauge .................................79, 82
Engine immobilizer system .....69
Engine oil Capacity ...............................476
Checking ..............................386
Preparing and checking before winter ..................................314
Warning light.........................432
Engine oil maintenance data .388
Engine switch .........................197 Auto power off fun ction .........200
Changing the engine switch modes.................................199
If your vehicle has to be stopped in an emergency .................424
EPS (Electric Po wer Steering)
...............................................307 Warning light.........................433
Event data recorder (EDR) .........7
F
Flat tire Tire pressure w arning system
...........................................396
Vehicles with a spare tire......446
Floor mats .................................24

529Alphabetical Index
FluidAutomatic transmission ........ 478
Brake .................................... 479
Washer ................................. 392
Fog lights Switch................................... 216
Footwell light .................... ...... 337
Front passenger occupant clas- sification system .................... 43
Front seats Adjustment ........................... 136
Cleaning ............................... 373
Correct driving posture ........... 25
Driving position memory....... 142
Head restraints ..................... 145
Memory recall function ......... 144
Seat heaters ......................... 335
Seat position memory .......... 142
Seat ventilators .................... 335
Front side marker light Light switch .......................... 210
Front side marker lights Replacing light bulbs ............ 415
Front turn signal lights Replacing light bulbs ............ 415
Turn signal lever ................... 204
Fuel Capacity ............................... 475
Fuel gauge ....................... 79, 82
Fuel pump shut off system ... 430
Information ........................... 482
Refueling .............................. 221
Type ..................................... 475
Warning light ........................ 434
Fuel consumption Average fuel economy ..... 88, 99
Current fuel consumption . 88, 99
Fuel economy ......... ............ 88, 99
Fuel filler door If the fuel filler door cannot be opened ............................... 462
Refueling .............................. 221 Fuel gauge...........................79, 82
Fuel pump shut off system ....430
Fuses .......................................412
G
Garage door opene
r ...............360
Gauges ................................79, 82
Glove box ................................341
Glove box light........................341
H
Head restraints .......................145
Headlight aim ..........................414
Headlights Adaptive Front-lighting System (AFS) ..................................212
Automatic High Beam system ...........................................213
Light switch...........................210
Replacing light bulbs ............415
Head-up display ......................103 Driving information display area...........................................103
Eco Driving Indicator ............106
Navigation system-linked display ...........................................106
Settings ................................104
Heated steering wheel............335
Heaters Automatic air conditioning sys-tem .....................................322
Heated steering wheel..........335
Outside rear view mirrors .....324
Rear automatic air conditioning system ................................331
Seat heaters ....... ..................335
High mounted stoplight Replacing light bulbs ............415
Hill-start assist control...........307
Hood Open.....................................384

530Alphabetical Index
HooksCargo net hooks ................... 344
Coat hooks ........................... 357
Retaining hooks (floor mat) .... 24
Horn ......................................... 148
I
I/M test ..................................... 380
Identification Engine .................................. 475
Vehicle.................................. 474
Ignition switch (engine switch) ............................................... 197Auto power off function ........ 200
Changing the engine switch modes ................................ 199
If your vehicle has to be stopped in an emergency................. 424
Indicators .................................. 76
Initialization Items to initialize................... 507
Maintenance................. 377, 388
Power windows .................... 162
Tire pressure warning system........................................... 399
Inside rear view mirror... 149, 150
Instrument panel li ght control81,
86
Interior lights .......................... 337 Front interior light ................. 337
Rear interior light .................. 337
Intuitive parking assist Function ............................... 275
Warning message ................ 277
J
JackPositioning a floor jack ......... 385
Vehicle-equipped jack .......... 447
Jack handle ............................. 447 Jam protection function
Electronic roof sunshade ......169
Moon roof .............................165
Panoramic moon r oof ...........169
Power back door ..................125
Power windows ....................162
K
Keyless entry Smart key system .................131
Wireless remote control........ 113
Keys Battery-saving function .........132
Electronic key ....................... 112
Engine switch .......................197
If the electronic key does not operate properly .................463
If you lose your keys.............461
Key number plate ................. 112
Keyless entry ........ 115, 121, 131
Mechanical key..................... 112
Replacing the battery ...........410
Warning buzzer ....................132
Wireless remote control........ 113
Knee airbags .............................34
L
Lane Tracing Assist (LTA) Operation..............................239
Warning messages ...............249
Language (multi-information dis- play) .................................92, 102
LATCH anchors.........................60
Lever Auxiliary catch lever .............384
Hood lock release lever ........384
Shift lever .............................201
Turn signal lever ...................204
Wiper lever ...................216, 219
License plate lights Light switch...........................210