Page 516 of 716
5167-3. Do-it-yourself maintenance
HIGHLANDER_HV_U (OM48F12U)
If any washer does not work or the
warning message appears on the
multi-information display, the
washer tank may be empty. Add
washer fluid.
Washer fluid
WARNING
■When adding washer fluid
Do not add washer fluid when the hybrid system is hot or operating as
washer fluid contains alcohol and may catch fire if spilled on the engine etc.
NOTICE
■Do not use any fluid other than washer fluid
Do not use soapy water or engine antifreeze instead of washer fluid.
Doing so may cause streaking on the vehicle’s painted surfaces.
■ Diluting washer fluid
Dilute washer fluid with water as necessary.
Refer to the freezing temperatures listed on the label of the washer fluid bot-
tle.
Page 547 of 716
5477-3. Do-it-yourself maintenance
7
Maintenance and care
HIGHLANDER_HV_U (OM48F12U)■
Headlight low beams
For the right side only:
Remove the washer fluid
tank opening.
For the left side only:
Remove the fuse box.
Turn the cover counterclock-
wise.
Turn the bulb base counter-
clockwise.
Replacing light bulbs
1
2
3
Page 548 of 716
5487-3. Do-it-yourself maintenance
HIGHLANDER_HV_U (OM48F12U)
Unplug the connector while
pressing the lock release.
Replace the light bulb, and
install the bulb base.
Align the 3 tabs on the light bulb
with the mounting and insert.
Turn and secure the bulb
base.
Shake the bulb base gently to
check that it is not loose, turn
the headlight low beams on
once and visually confirm that
no light is leaking through the
mounting.
Turn the cover clockwise and
install it.
For the right side only: Install the washer fluid tank.
For the left side only: Install the fuse box.
4
5
6
7
8
Page 587 of 716

5878-2. Steps to take in an emergency
8
When trouble arises
HIGHLANDER_HV_U (OM48F12U)
Indicates that the accelerator and brake pedal
are being depressed simultaneously
→Release the accelerator or brake pedal.
Indicates that the washer fluid level is low
→Add washer fluid.
Indicates that remaining fuel is approximately 2.6
gal. (9.7 L, 2.1 Imp. gal.) or less
→Refuel the vehicle.
Indicates that the TRAC (Traction Control) sys-
tem has been deactivated
→Turn the TRAC on. ( →P. 331)
(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 message 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 message has been reset.
(The indicator will not work properly unless the
message has been reset.)
→ Perform the necessary maintenance.
Please reset the message after the mainte-
nance is performed. ( →P. 498)
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.
Warning messageDetails/Actions
(Flashes)
Page 704 of 716

704Alphabetical index
HIGHLANDER_HV_U (OM48F12U)
Engine coolant ......................... 513Capacity ................................ 644
Checking ............................... 513
Preparing and checking before winter....................... 337
Engine coolant temperature gauge...................................... 103
Engine oil ................................. 510
Capacity ................................ 642
Checking ............................... 510
Oil pressure warning message ............................. 585
Preparing and checking before winter....................... 337
Enhanced VSC ......................... 328
Entune Audio ........................... 349 Audio input ............................ 353
AUX port/USB port................ 353
CD player .............................. 367
iPod....................................... 373
MP3/WMA disc ..................... 367
Optimal use........................... 364
Portable music player ........... 381
Radio .................................... 365
Steering wheel audio
switch ................................. 352
USB memory ........................ 377
Entune Audio Plus
*
Entune Premium Audio*
EPS (Electric Power Steering)...... 329 Function ................................ 329
Warning light ......................... 568
EV drive mode.......................... 231
Event data recorder (EDR) ........ 11 Flat tire ..................................... 597
Floor mats .................................. 28
Fluid
Brake .................................... 645
Hybrid transmission .............. 645
Washer ................................. 516
Fog lights ................................. 249 Replacing light bulbs ............ 545
Switch ................................... 249
Wattage ................................ 649
Front automatic air
conditioning system ............. 434
Front door courtesy lights Location ................................ 447
Wattage ................................ 649
Front fog lights ........................ 249 Replacing light bulbs ............ 545
Switch ................................... 249
Wattage ................................ 649
Front passenger occupant
classification system .............. 54
Front personal lights............... 448 Wattage ................................ 649
Front seats ............................... 154 Adjustment............................ 154
Cleaning ............................... 494
Correct driving posture ........... 30
Head restraints ..................... 167
Seat heaters ......................... 445
Seat position memory ........... 163
Seat ventilators ..................... 445
F