2020 TOYOTA HIGHLANDER HYBRID checking oil

4TABLE OF CONTENTS
HIGHLANDER HV_U
Hood ..................................408
Positioning a floor jack ....... 409
Engine compartment .......... 410
12-volt battery .................... 416
Tires ................................... 418
Tire inflation pressure......... 430
Wheels ............................... 432
Air conditioning filter ........... 433
Cleaning the hybrid battery (trac- tion battery) air intake vents
and filter ........................... 435
Electronic key battery ......... 438
Checking and replacing fuses ......................................... 439
Headlight aim ..................... 442
Light bulbs .......................... 443
7-1. Essential information Emergency flashers ........... 452
If your vehicle has to be stopped in an emergency .............. 452
If the vehicle is trapped in rising water ................................ 453
7-2. Steps to take in an emergency If your vehicle needs to be towed......................................... 455
If you think something is wrong ......................................... 458
If a warning light turns on or a warning buzzer sounds .... 460
If a warning message is dis- played .............................. 470
If you have a flat tire ........... 474
If the hybrid system will not start ......................................... 486
If you lose your keys .......... 488
If the fuel filler door cannot be opened ............................. 488
If the electronic key does not operate properly ............... 489If the 12-volt battery is dis-
charged ............................ 491
If your vehicle overheats .... 497
If the vehicle becomes stuck ......................................... 500
8-1. Specifications Maintenance data (fuel, oil level, etc.) .................................. 504
Fuel information ................. 514
Tire information .................. 516
8-2. Customization Customizable features ....... 526
8-3. Initialization Items to initialize ................ 538
9-1. For owners Reporting safety defects for U.S. owners ............................. 540
Seat belt instructions for Cana- dian owners (in French) ... 540
SRS airbag instructions for Canadian owners (in French)......................................... 542
Headlight aim instructions for Canadian owners (in French)......................................... 549
What to do if... (Troubleshooting) ......................................... 55
2
Alphab
etical Index.............. 555
7When trouble arises
8Vehicle specifications
9For owners
Index

13Pictorial index
HIGHLANDER HV_U
Precautions for winter seas on.............................................. P.327
To prevent freezing (windshiel d wiper de-icer) ..................... P.338
Precautions for car wash
*.................................................... P.395
Fuel filler door ............................................... ..................... P.240
Refueling method ............................................... .................. P.240
Fuel type/fuel tan k capacity ................................... .............. P.507
Tires.......................................................... ........................... P.418
Tire size/inflation pressure ................................... ........ P.418, 511
Winter tires/tire chains ....................................... .................. P.327
Checking/rotation/tire pressur e warning system ..................P.418
Coping with flat tires......................................... .................... P.474
Hood ........................................................... ......................... P.408
Opening ............................................................................... P.408
Engine oil ..................................................... ........................ P.508
Coping with overheating ...................................................... P.497
Warning messages ............................................... ............... P.470
Headlights..................................................... ...................... P.229
Parking lights ................................................. .................... P.229
Front turn signal lights ....................................... ............... P.223
Parking lights
*/daytime running lights............................. P.229
Front side marker lights ....................................... ............. P.229
Front fog lights ............................................... .................... P.235
Stop/tail lights ............................................... ..................... P.229
Tail lights.................................................... ......................... P.229
Back-up lights
Shifting the shift lever to R ................................................... P.220
License plate lights........................................... ................. P.229
Rear turn signal lights ........................................ ............... P.223
Light bulbs of the exterior lights for driving
(Replacing method: P.443, Watts: P.512)

4106-3. Do-it-yourself maintenance
HIGHLANDER HV_U
Engine coolant reservoir ( P.413)
Fuse boxes ( P.439)
Engine oil filler cap ( P.411)
Engine oil level dipstick ( P.411)
Brake fluid reservoir ( P.414)
Washer fluid tank ( P.415)
Electric cooling fan
Condenser ( P.414)
Radiator ( P.414)
Power control unit coolant reservoir ( P.414)
■12-volt battery
 P. 4 1 6
With the engine at operating
temperature and turned off,
check the oil level on the dip-
Engine compar tment
Components
Checking and adding the
engine oil

4116-3. Do-it-yourself maintenance
HIGHLANDER HV_U
6
Maintenance and care
stick.
■Checking the engine oil
1 Park the vehicle on level
ground. After warming up the
engine and turning off the
hybrid system, wait more
than 5 minutes for the oil to
drain back into the bottom of
the engine.
2 Holding a rag under the end,
pull the dipstick out.
3 Wipe the dipstick clean.
4 Reinsert the dipstick fully.
5 Holding a rag under the end,
pull the dipstick out and
check the oil level.
Low
Normal
Excessive
The shape of the dipstick may differ depending on the type of vehicle or
engine.
6
Wipe the dipstick and reinsert
it fully.
■Checking the oil type and
preparing the item needed
Make sure to check the oil type
and prepare the items needed
before adding oil.
 Engine oil selection
P.508
 Oil quantity (Low  Full)
1.6 qt. (1.5 L, 1.3 Imp. qt.)
 Item
Clean funnel
■Adding engine oil
If the oil level is below or near
the low level mark, add engine
oil of the same type as that
already in the engine.
1 Remove the oil filler cap by
turning it counterclockwise.
2 Add engine oil slowly, check-
ing the dipstick.
3 Install the oil filler cap by
turning it clockwise.
■Engine oil consumption
A certain amount of engine oil will

4136-3. Do-it-yourself maintenance
HIGHLANDER HV_U
6
Maintenance and care
■Engine coolant reservoir
The coolant level is satisfactory
if it is between the “FULL” and
“LOW” lines on the reservoir
when the engine is cold.
Reservoir cap
“FULL” line
“LOW” line
I f t he le ve l is on o r be low th e “L O W ”
line, add coolant up to the “FULL”
line. ( P.497)
■Power control unit coolant
reservoir
The coolant level is satisfactory
if it is between the “FULL” and
“LOW” lines on the reservoir
when the hybrid system is cold.
Reservoir cap
“FULL” line
“LOW” line
If the level is on or below the “LOW”
line, add coolant up to the “FULL”
line. ( P.497)
■Coolant selection
Only use “Toyota Super Long Life
Coolant” or a similar high quality
ethylene glycol ba sed non-silicate,
non-amine, non-nitrite, and
non-borate coolant with long-life
hybrid organic acid technology.
U.S.A.:
“Toyota Super Long Life Coolant” is
a mixture of 50% c oolant and 50%
deionized water. (Minimum tem-
perature: -31°F [-35°C])
Canada:
“Toyota Super Long Life Coolant” is
a mixture of 55% c oolant and 45%
deionized water. (Minimum tem-
perature: -44°F [-42°C])
For more details about coolant, con-
tact your Toyota dealer.
NOTICE
●Check the oil le vel on the dip-
stick every time you refill the
vehicle.
●Be sure the engine oil filler cap
is properly tightened.
■If oil is spilled on the engine
cover
To prevent the engine cover from
being damaged, remove any
engine oil from the engine cover
as soon as possi ble using a neu-
tral detergent. Do not use an
organic solvent such as brake
cleaner.
Checking the coolant

558Alphabetical Index
HIGHLANDER HV_U
EDR (Event data recorder)......... 7
E-Four ...................................... 320
Elapsed time ..................... 96, 106
Electric motor (traction motor)71
Electric Power Steering (EPS) ............................................... 320Warning light ........................ 463
Electronic key ......................... 128 Battery-saving function......... 147
If the electronic key does not operate properly ................. 489
Replacing the battery ........... 438
Electronic roof sunshade Jam protection function ........ 186
Operation ............................. 185
Electronically Controlled Brake System (ECB) ....................... 319
Emergency flashers ............... 452
Emergency, in case of If a warning buzzer sounds .. 460
If a warning light turns on ..... 460
If a warning message is dis-played................................. 470
If the 12-volt battery is dis- charged .............................. 491
If the electronic key does not operate properly ................. 489
If the fuel filler door cannot be opened ............................... 488
If the hybrid sy stem will not start
........................................... 486
If the vehicle is trapped in rising water .................................. 453
If you have a flat tire ............. 474
If you lose your keys ............ 488
If you think something is wrong ........................................... 458
If your vehicle becomes stuck ........................................... 500
If your vehicle has to be stopped in an emergency................. 452 If your vehicle needs to be towed
...........................................455
If your vehicle ove rheats ......497
Energy monitor ....................... 117
Engine ACCESSORY mode . ............216
Compartment........................410
Engine switch .......................213
Hood .....................................408
How to start the hybrid system ...........................................213
Identification number ............506
If the hybrid sys tem will not start
...........................................486
If your vehicle has to be stopped in an emergency .................452
Ignition switch (power switch) ...........................................213
Overheating ..........................497
Power switch ........................213
Tachometer.............................89
Engine coolant Capacity ...............................509
Checking ..............................413
Preparing and checking before winter ..................................327
Engine coolant temperature gauge .......................................89
Engine oil Capacity ...............................508
Checking ..............................410
Preparing and checking before winter ..................................327
Warning light.........................461
Engine oil maintenance data .412
Engine switch (power switch)213 If your vehicle has to be stopped in an emergency .................452
EPS (Electric Po wer Steering)
...............................................320 Warning light.........................463
EV drive mode.........................218