2022 TOYOTA HIGHLANDER HYBRID check engine light

397
6
6
Maintenance and care
Maintenance and care
.6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 398
Cleaning and protecting the vehicle interior ........... 401
6-2. Maintenance Maintenance requirements.................................. 404
General maintenance.. 406
Emission inspection and maintenance (I/M) pro-
grams ........................ 408
6-3. Do-it-yourself mainte- nance
Do-it-yourself service pre- cautions ..................... 410
Hood ........................... 412
Positioning a floor jack .................................. 413
Engine compartment ... 414
12-volt battery ............. 419
Tires ............................ 422
Tire inflation pressure.. 434
Wheels ......... ...............436
Air conditioning filter .... 437
Cleaning the hybrid battery (traction battery) air intake
vents and filter ........... 439
Electronic key battery.. 442
Checking and replacing fuses.......................... 444
Headlight aim .............. 446Light bulbs ...................
447

4757-2. Steps to take in an emergency
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

558Alphabetical Index
Back-up lightsReplacing light bulbs ............ 447
Battery (12-volt battery) Battery checking................... 419
If the 12-volt battery is dis-charged .............................. 497
Preparing and c hecking before
winter.................................. 330
Replacing ............................. 500
Warning light ........................ 465
Battery (traction battery) ......... 75
Blind Spot Monitor (BSM) ...... 286
Brake Brake hold ............................ 226
Fluid ............................. 418, 513
Parking brake ....................... 223
Regenerative braking ............. 72
Warning light ........................ 464
Brake assist ............................ 322
Break-in tips ........ ................... 191
Brightness control Instrument panel light control . 92
BSM (Blind Spot Monitor) ...... 286
Buzzer Hands off steering wheel warn-ing (LTA) ............................. 269
C
Care Exterior ................................. 398
Interior .................................. 401
Seat belts ............................. 401
Wheels and wheel ornaments........................................... 398
Cargo capacity ....................... 200
Cargo net hooks .. ................... 368
Chains ..................................... 331
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 .420, 501
Airbag precautions .................39
Back door precautions..........135
Child restraint system .............52
Heated steering wheel and seat heater precautio ns..............356
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
Seat belt extender precautions .............................................29
Seat belt precautions..............49
Child-protectors......................134
Cleaning Exterior .................................398
Interior ..................................401
Radar sensor ........................244
Seat belts .............................401
Wheels and wheel ornaments...........................................398
Clock ....................................89, 92
Coat hooks ..............................381
Condenser ............. ..................417
Console box ............................364
Conversation mirror ...............387
Cooling system .......................416 Engine overheating ..............502
Hybrid system overheating ...504

560Alphabetical Index
EDR (Event data recorder)......... 7
E-Four ...................................... 323
Elapsed time ..................... 96, 106
Electric motor (traction motor)71
Electric Power Steering (EPS)............................................... 323Warning light ........................ 467
Electronic key ......................... 128 Battery-saving function......... 147
If the electronic key does not operate properly ................. 495
Replacing the battery ........... 442
Electronic roof sunshade Jam protection function ........ 186
Operation ............................. 185
Electronically Controlled Brake System (ECB) ....................... 322
Emergency flashers ............... 456
Emergency, in case of If a warning buzzer sounds .. 464
If a warning light turns on ..... 464
If a warning message is dis-played................................. 474
If the 12-volt battery is dis- charged .............................. 497
If the electronic key does not operate properly ................. 495
If the fuel filler door cannot be opened ............................... 494
If the hybrid sy stem will not start
........................................... 492
If the vehicle is submerged or water on the road is rising .. 457
If you have a flat tire ............. 479
If you lose your keys ............ 493
If you think something is wrong ........................................... 462
If your vehicle becomes stuck ........................................... 506
If your vehicle has to be stopped in an emergency................. 456 If your vehicle needs to be towed
...........................................459
If your vehicle ove rheats ......502
Energy monitor ....................... 117
Engine ACCESSORY mode . ............215
Compartment........................414
Engine switch .......................213
Hood .....................................412
How to start the hybrid system ...........................................213
Identification number ............509
If the hybrid sys tem will not start
...........................................492
If your vehicle has to be stopped in an emergency .................456
Ignition switch (power switch) ...........................................213
Overheating ..........................502
Power switch ........................213
Tachometer.............................89
Engine coolant Capacity ............................... 511
Checking ..............................416
Preparing and checking before winter ..................................330
Engine coolant temperature gauge .......................................89
Engine oil Capacity ...............................510
Checking ..............................414
Preparing and checking before winter ..................................330
Warning light.........................465
Engine switch (power switch)213 If your vehicle has to be stopped in an emergency .................456
EPS (Electric Po wer Steering)
...............................................323 Warning light.........................467
EV drive mode.........................217
EV indicator...............................72

565Alphabetical Index
Parking lightsLight switch .......................... 229
Replacing light bulbs ............ 447
Parking Support Brake function (for rear-crossing vehicles) . 318Function ............................... 318
Parking Support Brake function (static objects) ...................... 315Function ............................... 315
PCS (Pre-Collision System) Function ............................... 249
PCS OFF switch................... 252
Warning light ........................ 470
Personal lights ....................... 360
PKSB (Parking Support Brake) ............................................... 308Warning message ................ 313
Power control unit .................... 75
Power control unit coolant Capacity ............................... 511
Checking .............................. 416
Preparing and c hecking before
winter.................................. 330
Power outlets .................. 381, 382
Power steering (Electric power steering system)................... 323Warning light ........................ 467
Power switch .......................... 213 Auto power off function ........ 216
Changing the power switch modes ................................ 215
Power switch ( engine switch)
If your vehicle has to be stopped in an emergency................. 456
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 ...................252
Warning light.........................470
Predictive deceleration support .................................................74
Predictive SOC control ............74
R
Radar cruise control (dynamic radar cruise control with
full-speed range)...................271
Radiator ...................................417
RCTA Function................................301
Warning message.................302
RCTA function .........................303
Rear automatic air conditioning system ...................................352
Rear Cross Traffic Alert (RCTA) ...............................................301
Rear door sunshades .............387
Rear seats ...............................154 Head restraints .....................162
Seat heaters ....... ..................356
Rear side marker lights Light switch...........................229
Replacing light bulbs ............447
Rear turn signal lights Replacing light bulbs ............447
Turn signal lever ...................222
Rear view mirror Digital Rearview Mirror .........167
Inside rear view mirror ..........166
Outside rear view mirrors .....177
Rear window defogger ...342, 346
Refueling Capacity ...............................509
Fuel types .............................509
If the fuel filler door cannot be opened ...............................494
Opening the fuel tank cap ....240
Regenerative braking ...............72