Page 458 of 604

4587-2. Steps to take in an emergency
HIGHLANDER_HV_U (OM48D74U)
SRS warning lightIndicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
Have the vehicle inspected by your Toyota dealer
immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
Have the vehicle inspected by your Toyota dealer
immediately.
Electric power steering system warning light (warning
buzzer)
Indicates a malfunction in the EPS (Electric Power Steer-
ing) system
Have the vehicle inspected by your Toyota dealer
immediately.
(Flashes)
Pre-collision system warning light*3, 4
Indicates a malfunction in the PCS (Pre-Collision System)
The warning light will operate as follows, even when the
system is not malfunctioning:
• The light will flash quickly when the system is operating.
(P. 297)
• The light will turn on when the pre-collision system is disabled. ( P. 298)
• The light will turn on when the VSC (Vehicle Stability
Control) system is disabled. ( P. 294)
• The light will flash when the system cannot temporarily be used. ( P. 477)
Have the vehicle inspected by your Toyota dealer
immediately.
Slip indicator
Indicates a malfunction in:
• The VSC (Vehicle Stability Control) system;
• The TRAC (Traction Control) system; or
• The hill-start assist control system
The light will flash when the VSC or the TRAC
system is
operating.
Have the vehicle inspected by your Toyota dealer
immediately.
Warning lightWarning light/Details/Actions
Page 463 of 604

4637-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
WARNING
■If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact your Toyota
dealer. The vehicle will become extremely unstable during braking, and the
ABS system may fail, which could cause an accident resulting in death or
serious injury.
■ When the electric power steerin g system warning light comes on
The steering wheel may become extremely heavy.
If the steering wheel becomes heavie r than usual when operating, hold
firmly and operate using more force than usual.
■
If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could
cause a loss of vehicle control and result in death or serious injury.
●Stop your vehicle in a safe place as soon as possible. Adjust the tire
inflation pressure immediately.
●If the tire pressure warning light comes on even after tire inflation pres-
sure adjustment, it is probable that you have a flat tire. Check the tires.
If a tire is flat, change it with th e spare tire and have the flat tire
repaired by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.
Page 475 of 604

4757-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
(If equipped)
Indicates that the LDA (Lane Departure Alert)
system cannot be used because the vehicle
speed is lower than approximately 32 mph (50
km/h)
Drive the vehicle at 32 mph (50 km/h) or
higher.
Indicates that the hybrid system was stopped
while driving
A buzzer also sounds.
Operate the steering wheel with more force
than usual.
Indicates that the power switch is turned off or
turned to ACCESSORY mode and the driver’s
door is opened while the lights are turned on
A buzzer also sounds.
Turn the lights off.
(If equipped)
Indicates that the moon roof or panoramic moon
roof is not fully closed (with the power switch off,
and the driver’s door open)
A buzzer also sounds.
Close the moon roof or panoramic moon
roof.
Monochrome display
Color display
Indicates a malfunction in the brake override sys-
tem
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions
(Flashes)
(Flashes)
Page 477 of 604

4777-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
Indicates that the TRAC (Traction Control) sys-
tem has been deactivated
Turn the TRAC on. ( P. 294)
(U.S.A. only)
Indicates that all maintenance according to the
driven distance on the maintenance schedule*1
should be performed soon.
Comes on approximately 4500 miles (7200 km)
after the maintenance data has been reset.
If necessary, perform maintenance.
(U.S.A. only)
Indicates that all maintenance is required to cor-
respond to the driven distance on the mainte-
nance schedule*
1.
Comes on approximately 5000 miles (8000 km)
after the maintenance data has been reset.
(The indicator will not work properly unless the
maintenance data has been reset.)
Perform the necessary maintenance.
Please reset the maintenance data after the
maintenance is performed. ( P. 387)
(If equipped)
Indicates that the Automatic High Beam switch is
pressed while the headlights are in low beam.
Turn the high beam on and press the Auto-
matic High Beam switch again.
Color display only
(If equipped)
Indicates that, since the VSC (Vehicle Stability
Control) system was turned off, the pre-collision
brake system operation is stopped
Turn the VSC on. ( P. 294)
Color display only
(If equipped)
Indicates that the PCS (Pre-collision system) is
not currently functional because the grille cover
or the sensor is dirty
Check the grille cover and the sensor and
clean them if they are dirty.
Warning messageDetails/Actions
(Flashes)
Page 511 of 604
5117-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
One of the following may be the cause of the problem:
●One or both of the 12-volt batter y terminals may be disconnected.
● The 12-volt battery may be discharged. ( P. 516)
Contact your Toyota dealer if the problem cannot be repaired, or if repair
procedures are unknown.
When the hybrid system does not start, the following steps can be
used as an interim measure to st art the hybrid system if the power
switch is functioning normally:
Set the parking brake.
Shift the shift lever to P.
Turn the power switch to ACCESSORY mode.
Press and hold the power switch for about 15 seconds while
depressing the brake pedal firmly.
Even if the hybrid system can be started using the above steps, the
system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer.
The interior lights and headlight s do not turn on, or the horn
does not sound.
Emergency start function
1
2
3
4
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 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