2020 TOYOTA HIGHLANDER HYBRID check engine light

393
HIGHLANDER HV_U
6
6
Maintenance and care
Maintenance and care
.6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 394
Cleaning and protecting the vehicle interior ........... 397
6-2. Maintenance Maintenance requirements.................................. 400
General maintenance.. 402
Emission inspection and maintenance (I/M) pro-
grams ........................ 404
6-3. Do-it-yourself mainte- nance
Do-it-yourself service pre- cautions ..................... 406
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 (traction battery) air intake
vents and filter ........... 435
Electronic key battery.. 438
Checking and replacing fuses.......................... 439
Headlight aim .............. 442Light bulbs ...................
443

4717-2. Steps to take in an emergency
HIGHLANDER HV_U
7
When trouble arises
The warning lights and warning buzzers operate as follows depend-
ing on the content of the message. If a message indicates the need
for inspection by a dealer, have the vehicle inspected by your To y o t a
dealer immediately.
*: A buzzer sounds the first time a message is shown on the multi-informa-
tion display.
■Warning messages
The warning messages explained
below may differ from the actual
messages according to operation
conditions and vehicle specifica-
tions.
■Warning buzzer
In some cases, the buzzer may not
be heard due to being in a noisy
location or audio sound.
■If “Engine Oil Level Low Add or
Replace” is displayed
The engine oil level is low. Check
the level of the engine oil, and add if
necessary.
This message may appear if the
vehicle is stopped on a slope. Move
the vehicle to a l evel surface and
check to see if the message disap-
pears.
Messages and warnings
Warning lightWarning
buzzer
*Warning
-Sounds
 Indicates an important situation, such as
when a system relate d to driving is mal-
functioning or that danger may result if
the correction procedure is not per-
formed
 Indicates a situation, such as when dam-
age to the vehicle or danger may result
Comes on or
flashesSounds
Indicates an importan t situation, such as
when the systems shown on the
multi-information display may be malfunc-
tioning
-Does not sound
 Indicates a condition, such as malfunc-
tion of electrical components, their condi-
tion, or indicates the need for
maintenance
 Indicates a situatio n, such as when an
operation has been performed incor-
rectly, or indicates how to perform an
operation correctly

4847-2. Steps to take in an emergency
HIGHLANDER HV_U
7Confirm it is not loose after
tightening:
1 Push and pull the tire
2 Try rotating
Visually check to ensure tire is not
hung on surrounding parts.
If looseness or misassembly exists,
repeat steps 2 to 7.
8 Repeat step 7, any time the
tire is lowered or disturbed.
9 Stow the jack and all tools.
■The compact spare tire
●The compact spare tire is identi-
fied by the label “TEMPORARY
USE ONLY” on the tire sidewall.
Use the compact spare tire tempo-
rarily, and only in an emergency.
●Make sure to check the tire infla-
tion pressure of the compact
spare tire. ( P.511)
■When using the compact spare
tire
As the compact sp are tire is not
equipped with a tire pressure warn-
ing valve and transmitter, low infla-
tion pressur e of the spar e tire will
not be indicated by the tire pressure
warning system. Also, if you replace
the compact spare tire after the tire
pressure warning light comes on,
the light remains on.
■When the compact spare tire is
equipped
When driving wit h the compact spare tire installed, the vehicle
height will be diffe
rent than when
driving with standard tires.
■If you have a flat front tire on a
road covered with snow or ice
Install the compact spare tire on one
of the rear wheels of the vehicle.
Perform the following steps and fit
tire chains to the front tires:
1 Replace a rear tire with the com-
pact spare tire.
2 Replace the flat front tire with the
tire removed from the rear of the
vehicle.
3 Fit tire chains to the front tires.
WA R N I N G
■When using the compact
spare tire
●Remember that the compact
spare tire provided is specifi-
cally designed for use with your
vehicle. Do not use your com-
pact spare tire on another vehi-
cle.
●Do not use more than one com-
pact spare tire simultaneously.
●Replace the comp act spare tire
with a standard tire as soon as
possible.
●Avoid sudden acceleration,
abrupt steering, sudden brak-
ing and shifting operations that
cause sudden engine braking.
■When the compact spare tire
is attached
The vehicle speed may not be
correctly detected, and the follow-
ing systems may not operate cor-
rectly:
• ABS & Brake assist
• VSC
•TRAC
• EPS

556Alphabetical Index
HIGHLANDER HV_U
Back-up lights Replacing light bulbs ............ 443
Battery (12-volt battery) Battery checking................... 416
If the 12-volt battery is dis-charged .............................. 491
Preparing and c hecking before
winter.................................. 327
Replacing ............................. 494
Warning light ........................ 461
Battery (traction battery) ......... 75
Blind Spot Monitor (BSM) ...... 280
Brake Brake hold ............................ 227
Fluid ............................. 414, 511
Parking brake ....................... 224
Regenerative braking ............. 72
Warning light ........................ 460
Brake assist ............................ 319
Break-in tips ........ ................... 191
Brightness control Instrument panel light control . 92
BSM (Blind Spot Monitor) ...... 280
Buzzer Hands off steering wheel warn-ing (LTA) ............................. 265
C
Care Exterior ................................. 394
Interior .................................. 397
Seat belts ............................. 397
Wheels and wheel ornaments........................................... 394
Cargo capacity ....................... 200
Cargo net hooks .. ................... 364
Chains ..................................... 328
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 12-volt battery precautions .417, 495
Airbag precautions .................39
Back door precautions..........135
Child restraint system .............52
Heated steering wheel and seat heater precautio ns..............352
How your child should wear the seat belt ................................28
Moon roof precautions..........183
Panoramic moon roof precau- tions ....................................187
Power window lock switch ....181
Power window precautions...180
Rear door child-protectors ....134
Removed electronic key battery precautions .........................439
Seat belt extender precautions .............................................29
Seat belt precautions..............49
Child-protectors......................134
Cleaning Exterior .................................394
Interior ..................................397
Radar sensor ........................244
Seat belts .............................397
Wheels and wheel ornaments...........................................394
Clock ....................................89, 92
Coat hooks ..............................377
Condenser ............. ..................414
Console box ............................360
Conversation mirror ...............383
Cooling system .......................413 Engine overheating ..............497
Hybrid system overheating ...498

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

563Alphabetical Index
HIGHLANDER HV_U
Warning message ................ 226
Parking lights Light switch .......................... 229
Replacing light bulbs ............ 443
Parking Support Brake function (for rear-crossing vehicles) . 312Function ............................... 312
Parking Support Brake function (static objects) ...................... 306Function ............................... 306
PCS (Pre-Collision System) Function ............................... 249
PCS OFF switch................... 251
Warning light ........................ 466
Personal lights ....................... 356
PKSB (Parking Support Brake) ............................................... 299Warning message ................ 304
Power control unit .................... 75
Power control unit coolant Capacity ............................... 509
Checking .............................. 413
Preparing and c hecking before
winter.................................. 327
Power outlets .................. 377, 378
Power steering (Electric power steering system)................... 320Warning light ........................ 463
Power switch .......................... 213 Auto power off function ........ 216
Changing the power switch modes ................................ 216
Power switch ( engine switch)
If your vehicle has to be stopped in an emergency................. 452
Power windows Door lock linked window opera-tion ..................................... 180
Jam protection function ........ 179
Operation ............................. 179
Window lock switch .............. 181 Pre-Collision System (PCS)
Function................................249
PCS OFF switch ...................251
Warning light.........................466
Predictive deceleration support .................................................74
Predictive SOC control ............74
R
Radar cruise control (dynamic radar cruise control with
full-speed range)...................270
Radiator ...................................414
RCTA Function................................294
Warning message.................295
RCTA function .........................296
Rear automatic air conditioning system ...................................348
Rear Cross Traffic Alert (RCTA) ...............................................294
Rear door sunshades .............383
Rear fog lights Switch ...................................235
Rear seats ...............................154 Head restraints .....................162
Seat heaters ....... ..................352
Rear side marker lights Light switch...........................229
Replacing light bulbs ............443
Rear turn signal lights Replacing light bulbs ............443
Turn signal lever ...................223
Rear view mirror Digital Rearview Mirror .........167
Inside rear view mirror ..........166
Outside rear view mirrors .....177
Rear window defogger ...338, 342
Refueling Capacity ...............................507
Fuel types .............................507