check transmission fluid TOYOTA HIGHLANDER 2022 Owners Manual
Page 402 of 568
4026-2. Maintenance
General maintenance
Listed below are the general 
maintenance items that 
should be performed at the 
intervals specified in the 
“Owner’s Warranty Informa-
tion Booklet” or “Owner’s 
Manual Supplement/Sched-
uled Maintenance Guide”. It 
is recommended that any 
problem you notice should 
be brought to the attention 
of your Toyota dealer or 
qualified service shop for 
advice.
WARNING
■If the engine is running
Turn the engine off and ensure 
that there is adequate ventilation 
before performing maintenance 
checks.
Engine compartment
ItemsCheck points
BatteryCheck the connec-
tions. ( P.414)
Brake fluid
Is the brake fluid at 
the correct level? 
( P.414)
Engine coolant
Is the engine cool-
ant at the correct 
level? ( P.413)
Engine oil
Is the engine oil at 
the correct level? 
( P.410)
Exhaust sys-
temThere should not 
be any fumes or 
strange sounds.
Radiator/con-
denser
The radiator and 
condenser should 
be free from for-
eign objects. 
( P.414)
Washer fluid
Is there sufficient 
washer fluid? 
( P.416)
Vehicle interior
ItemsCheck points
Accelerator 
pedal
• The accelerator 
pedal should 
move smoothly 
(without uneven 
pedal effort or 
catching).
Automatic 
transmission 
“Park” mecha-
nism
• When parked on a slope and the 
shift lever is in P, 
is the vehicle 
securely 
stopped?
ItemsCheck points 
Page 469 of 568
4697-2. Steps to take in an emergency
7
When trouble arises
■If “Maintenance Required 
Soon” is displayed
Indicates that all maintenance 
according to the dr iven distance on 
the maintenance schedule
* should 
be performed soon.
Comes on approximately 4500 
miles (7200 km) after the message 
has been reset. If necessary, per-
form maintenance. Please reset the 
message after the maintenance is 
performed. ( P.401)
*: Refer to the separate “Scheduled 
Maintenance Guide” or “Owner’s 
Manual Supplement” for the main-
tenance interval applicable to your 
vehicle.
■If “Maintenance Required Visit 
Your Dealer” is displayed
Indicates that all maintenance is 
required to correspond to the driven 
distance on the maintenance sched-
ule
*.
Comes on approximately 5000 
miles (8000 km) after the message 
has been reset. (The indicator will 
not work properly unless the mes-
sage has been reset.) Perform the 
necessary maintenance. Please 
reset the message  after the mainte-
nance is performed. ( P.401)
*: Refer to the separate “Scheduled 
Maintenance Guide” or “Owner’s 
Manual Supplement” for the main-
tenance interval applicable to your 
vehicle.
■If “Oil Maintenance Required 
Soon” is displayed
Indicates that the engine oil should 
be scheduled to be changed.
Check the engine oil and change it if 
necessary. After changing the 
engine oil, make sure to reset the 
message. ( P.412)
■If “Oil Maintenance Required” is 
displayed
Indicates that the engine oil should 
be changed.
Check and change  the engine oil, 
and oil filter by your Toyota dealer. 
After changing the engine oil, make 
sure to reset t he message. 
(  P.412)
■If a message that indicates the 
need for visiting your Toyota 
dealer is displayed
The system or part shown on the 
multi-information di splay is malfunc-
tioning. Have the vehicle inspected 
by your Toyota dealer immediately.
■If a message that indicates the 
need for referring to Owner’s 
Manual is displayed
●If any of the following messages 
are shown on the multi-informa-
tion display, it may indicate a mal-
function. Immediately stop the 
vehicle and contact your Toyota 
dealer.
• “Braking Power Low Stop in a  Safe Place See Owner's Manual”
• “Oil Pressure Low Stop in a Safe 
Place See Owner's Manual”
• “Charging System Malfunction  Stop in a Safe Place See Owner's 
Manual”
●If “Smart Key System Malfunction 
See Owner's Manual” is shown on 
the multi-information display, it 
may indicate a malfunction. Have 
the vehicle inspected by your Toy-
ota dealer immediately.
●If any of the following messages 
are shown on the multi-informa-
tion display, follow the instruc-
tions.
• “Engine Coolant Temp High Stop  in a Safe Place See Owner's Man-
ual” ( P.494)
• “High Transmission Fluid Temp  See Owner's Manual” ( P.206) 
Page 552 of 568
552Alphabetical Index
Automatic light control system............................................... 217
Automatic transmission ........ 206 If the shift lever cannot be shifted from P................................. 207
M mode ................................ 208
Auxiliary boxes ............... 367, 372
Average fuel economy ....... 86, 94
Average vehicle speed....... 88, 97
AWD Control ....................... 88, 97
B
Back door ................................ 121
Back-up lights Replacing light bulbs ............ 439
Battery Battery checking................... 414
If the battery is discharged ... 490
Preparing and c hecking before 
winter.................................. 324
Replacing ............................. 492
Warning light ........................ 457
Blind Spot Monitor (BSM) ...... 278
Brake Brake hold ............................ 213
Fluid ............................. 414, 504
Parking brake ....................... 210
Warning light ........................ 456
Brake assist ............................ 318
Break-in tips ........ ................... 180
Brightness control Instrument panel light control . 83
BSM (Blind Spot Monitor) ...... 278
Buzzer Hands off steering wheel warn-ing (LTA) ............................. 255
C
Care Exterior ................................. 394
Interior .................................. 397 Seat belts .............................397
Wheels and wheel ornaments
...........................................394
Cargo capacity ........................189
Cargo net hooks .....................369
Chains......................................325
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 Airbag precautions .................39
Back door precautions..........121
Battery precautions ......415, 493
Child restraint system .............52
Heated steering wheel and seat heater precautio ns..............358
How your child should wear the  seat belt ................................28
Moon roof precautions..........171
Panoramic moon roof precau- tions ....................................175
Power window lock switch ....169
Power window precautions...168
Rear door child-protectors ....120
Seat belt extender precautions .............................................29
Seat belt precautions..............49
Child-protectors......................120
Cleaning Exterior .................................394
Interior ..................................397
Radar sensor ........................230
Seat belts .............................397
Wheels and wheel ornaments...........................................394