Page 585 of 604
585What to do if... (Troubleshooting)
HIGHLANDER_HV_U (OM48D74U)
●Did you press the power switch while firmly depressing the brake pedal?
(P. 229)
●Is the shift lever in P? ( P. 232)
●Is the electronic key anywhere detectable inside the vehicle?
(P. 149)
●Is the steering wheel unlocked? ( P. 232)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
(P. 514)
●Is the 12-volt battery discharged? ( P. 516)
●Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in ON mode ( P. 512)
●It is locked automatically to prevent theft of the vehicle. ( P. 232)
If you think something is wrong
The hybrid system does not start
The shift lever cannot be shifted from P even if you depress
the brake pedal
The steering wheel cannot be tu rned after the hybrid system
is stopped
Page 586 of 604
586What to do if... (Troubleshooting)
HIGHLANDER_HV_U (OM48D74U)
●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. 180)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or ON mode (the hybrid system is not operating) for a period of
time. ( P. 231)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 459)
●The parking brake indicator is on
Is the parking brake released? (P. 243)
Depending on the situation, other types of warning buzzer may also sound.
( P. 457, 466)
The windows do not open or close by operating the power
window switches
The power switch is turned off automatically
A warning buzzer sounds during driving
Page 587 of 604
587What to do if... (Troubleshooting)
HIGHLANDER_HV_U (OM48D74U)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects them and the alarm sounds. (P. 93)
To stop the alarm, turn the power switch to ON mode or start the hybrid
system.
●Is the electronic key left inside the vehicle or the moon roof or panoramic
moon roof open?
Check the message on the multi-information display. ( P. 466)
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 457, 466.
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 or indicator
is displayed
Page 588 of 604
588What to do if... (Troubleshooting)
HIGHLANDER_HV_U (OM48D74U)
●Stop the vehicle in a safe place and replace the flat tire with the spare tire.
(P. 486)
●Try the procedure for when the vehicle becomes stuck in mud, dirt, or
snow. ( P. 525)
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck
Page 589 of 604

589
HIGHLANDER_HV_U (OM48D74U)
Alphabetical index
Alphabetical index
A/CAir conditioning filter ............. 426
Front automatic air
conditioning system ............ 326
Rear automatic air
conditioning system ............ 333
ABS (Anti-lock Brake System)...... 291
Function ................................ 291
Warning light ......................... 458
Air conditioning filter .............. 426
Air conditioning system
Air conditioning filter ............. 426
Front automatic air conditioning system ............ 326
Rear automatic air conditioning system ............ 333 Airbags ....................................... 41
Airbag operating conditions .... 49
Airbag precautions for
your child .............................. 44
Airbag warning light .............. 458
Correct driving posture ........... 30
Curtain shield airbag operating conditions ............. 49
Curtain shield airbag precautions........................... 46
Front passenger occupant
classification syst em ............ 54
General airbag precautions .... 44
Locations of airbags ............... 41
Modification and disposal of airbags ............... 48
Side airbag operating
conditions ............................. 49
Side airbag precautions .......... 44
Side and curtain shield airbags operating
conditions ............................. 49
Side and curtain shield
airbags precautions .............. 44
SRS airbags ........................... 41
Alarm .......................................... 93 Alarm ...................................... 93
Warning buzzer ............ 457, 466
Anchor brackets ........................ 66
Antennas (smart key system) .................................. 148
A
Page 590 of 604

590Alphabetical index
HIGHLANDER_HV_U (OM48D74U)
Anti-lock Brake System (ABS) ...................................... 291
Function ................................ 291
Warning light ......................... 458
Armrest ..................................... 358
Assist grips .............................. 359
Audio input
*
Audio system*
Steering wheel audio switch*
Automatic High Beam ............. 248
Automatic light control
system .................................... 244
AUX port
*
Auxiliary boxes ................ 347, 350 Back door ................................ 134
Back-up lights
Replacing light bulb .............. 434
Wattage ................................ 539
Battery (12-volt battery) .......... 407
Battery checking ................... 407
If the 12-volt battery is discharged.......................... 516
Preparing and checking before winter ...................... 316
Warning light......................... 457
Battery (traction battery) .......... 85
Bluetooth®
Audio system*
Hands-free system*
(for cellular phone)
Bottle holders .......................... 344
Brake
Fluid ...................................... 535
Parking brake ....................... 243
Warning light......................... 457
Brake assist ............................. 291
Break-in tips ............................ 195
Brightness control Instrument panel light control ................................ 104
BSM (Blind Spot Monitor) ....... 304
Blind Spot Monitor function............................... 308
Rear Cross Traffic Alert
function............................... 311
B
Page 591 of 604

591Alphabetical index
HIGHLANDER_HV_U (OM48D74U)
Care................................... 380, 383Aluminum wheels.................. 381
Exterior ................................. 380
Interior................................... 383
Seat belts .............................. 384
Cargo hooks............................. 349
CD player
*
Chains....................................... 318
Child restraint system ............... 62 Booster seats, definition ......... 63
Booster seats, installation ....... 74
Convertible seats, definition ............................... 63
Convertible seats,
installation ............................ 70
Front passenger occupant classification syst em............. 54
Infant seats, definition ............. 63
Infant seats, installation .......... 70
Installing CRS with LATCH anchors .................... 68
Installing CRS with seat belts ...................................... 70
Installing CRS with top tether strap ........................... 76
Child safety ................................ 61 12-volt battery
precautions ................. 410, 519
Airbag precautions .................. 44
Back door precautions .......... 139
Child restraint system ............. 62
Glass hatch precautions ....... 145
How your child should wear the seat belt .......................... 37
Installing child restraints ......... 66
Moon roof precautions .......... 186 Panoramic moon roof
precautions......................... 191
Power window lock switch .... 180
Power window precautions ... 182
Rear door child-protectors .... 131
Removed electronic key battery precautions............. 429
Seat belt extender
precautions........................... 40
Seat belt precautions .............. 39
Seat heater precautions ....... 336
Child-protectors ...................... 131
Cleaning ........................... 380, 383 Aluminum wheels ................. 381
Exterior ................................. 380
Interior .................................. 383
Seat belts.............................. 384
Clock......................................... 353
Coat hooks ............................... 359
Compass .................................. 374
Condenser................................ 404
Console box ............................. 343
Conversation mirror ................ 352
Cooling system........................ 403 Hybrid system overheating ... 521
Cruise control Cruise control ....................... 264
Dynamic radar cruise
control ................................ 269
Cup holders ............................. 345
Curtain shield airbags............... 42
Customizable features ............ 556
C
*: Refer to “Navigation and Multimedia System Owner’s Manual”
Page 592 of 604

592Alphabetical index
HIGHLANDER_HV_U (OM48D74U)
Daytime running light system .................................... 245
Deck board ............................... 350
Defogger Outside rear view mirrors...... 328
Rear window ......................... 328
Windshield ............................ 328
Dimensions .............................. 528
Dinghy towing .......................... 228
Display Drive information........... 107, 113
Dynamic radar cruise
control................................. 269
LDA (Lane Departure
Alert) ................................... 284
Multi-information display ........................ 107, 111
Warning message ................. 466
Do-it-yourself maintenance .... 394
Door lock Doors .................................... 128
Smart key system ................. 128
Wireless remote control ........ 129
Doors Automatic door locking and unlocking system ......... 131
Back door.............................. 134
Door lock............................... 128
Door windows ....................... 179
Open door warning buzzer ... 129
Open door warning
light ............................. 459, 468
Outside rear view mirrors...... 177
Rear door child-protector ...... 131
Side doors............................. 128 Driving ...................................... 194
Break-in tips.......................... 195
Correct driving posture ........... 30
Hybrid vehicle driving tips ..... 314
Procedures ........................... 194
Winter drive tips .................... 316
Dynamic radar cruise control .................................... 269
Eco drive mode........................ 238
EDR (Event data recorder)........ 11
Electric motor (traction motor) ....................... 81
Electric Power Steering (EPS) ...................................... 292 Function ................................ 292
Warning light......................... 458
Electronic key .......................... 124 Battery-saving
function............................... 150
If the electronic key does not operate properly ................. 513
Replacing the battery............ 428
Emergency flashers ................ 450
Emergency, in case of If a warning buzzer
sounds................................ 457
If a warning light turns on ..... 457
If a warning message is displayed ............................ 466
If the 12-volt battery is discharged.......................... 516
If the electronic key does not operate properly ........... 513
If the hybrid system
will not start ........................ 510
D
E