display TOYOTA 4RUNNER 2021 Owners Manual (in English)
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TABLE OF CONTENTS2
4RUNNER (U)For your information....................... 8
Reading this manual .................... 12
How to search .............................. 13
Pictorial index .............................. 14
1-1.  For safe use
Before driving ...................... 26
For safe driving ................... 28
Seat belts ............................ 30
SRS airbags ........................ 35
Front passenger occupant classification system ......... 46
Safety information  for children ........................ 52
Child restraint systems ........ 53
Installing child restraints ...... 57
Exhaust gas precautions ..... 69
1-2.  Emergency assistance Safety Connect.................... 70
1-3.  Theft deterrent system Engine immobilizer system............................... 76
Alarm ................................... 79
2.  Instrument cluster Warning lights and indicators........................... 82
Gauges and meters............. 88
Multi-information display ..... 90 3-1.  Key information
Keys................................... 102
Side doors ......................... 110
3-2.  Opening, closing and  locking the doors
Smart key system .............. 118
Automatic running  boards ............................. 128
Back door .......................... 131
3-3.  Adjusting the seats Front seats......................... 136
Rear seats ......................... 139
Driving position memory ........................... 149
Head restraints .................. 153
3-4.  Adjusting the steering  wheel and mirrors
Steering wheel ................... 156
Inside rear view mirror ....... 158
Outside rear view  mirrors ............................. 160
3-5.  Opening, closing  the windows and 
moon roof
Power windows.................. 162
Power back window ........... 166
Moon roof .......................... 170
1For safety and security
2Instrument cluster
3Operation of 
each component 
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4RUNNER (U)6-1.  Maintenance and care
Cleaning and protecting the vehicle exterior .......... 392
Cleaning and protecting  the vehicle interior ........... 395
6-2.  Maintenance Maintenance requirements ................... 398
General maintenance ........ 400
Emission inspection and  maintenance (I/M) 
programs ......................... 403
6-3.  Do-it-yourself  maintenance
Do-it-yourself service  precautions ..................... 404
Hood.................................. 407
Engine compartment ......... 408
Tires .................................. 422
Tire inflation pressure........ 436
Wheels .............................. 439
Air conditioning filter .......... 441
Wireless remote control/ electronic key 
battery ............................. 443
Checking and replacing  fuses ............................... 446
Light bulbs ......................... 449 7-1.  Essential information
Emergency flashers ........... 462
If your vehicle has to be stopped in an 
emergency....................... 463
If the vehicle is trapped in  rising water ...................... 465
7-2.  Steps to take in an  emergency
If your vehicle needs to  be towed .......................... 466
If you think something is  wrong............................... 472
Fuel pump shut off  system ............................. 473
If a warning light turns  on or a warning buzzer 
sounds ............................. 474
If a warning message is  displayed ......................... 484
If you have a flat tire .......... 489
If the engine will not  start ................................. 504
If you cannot operate  back door opener ............ 506
If the electronic key does  not operate properly 
(vehicles with a smart 
key system) ..................... 507
If the vehicle battery is  discharged ....................... 510
If your vehicle  overheats......................... 514
If the vehicle becomes  stuck ................................ 517
6Maintenance and care7When trouble arises 
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17Pictorial index
4RUNNER (U)Multi-information display  . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 90
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 90
When the warning messages are displayed  . . . . . . . . . . . . . .  P. 484
Parking brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 224
Applying/releasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 224
Precautions against winter season  . . . . . . . . . . . . . . . . . . . . .  P. 330
Warning buzzer/message  . . . . . . . . . . . . . . . . . . . . . . . .  P. 474, 484
Turn signal lever  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 223
Headlight switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 225
Headlights/parking lights/tail lights/daytime running lights . .
 . .  P. 225
Fog lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 234
Windshield wiper and washer switch  . . . . . . . . . . . . . . . . .  P. 236
Usage  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 236
Adding washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 420
Emergency flasher switch  . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 462
Hood lock release lever. . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 407
Tilt and telescopic steering lock release lever . . . . . . . . . .  P. 156
Air conditioning system  . . . . . . . . . . . . . . . . . . . . . . . .  P. 340, 347
Usage  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 340, 347
Rear window defogger . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 342, 349
Audio/Navigation system
*
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 373
*: Refer to “NAVIGATION AND MULT IMEDIA SYSTEM OWNER’S MANUAL”.
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571-1. For safe use
1
For safety and security
4RUNNER (U)
Vehicles without third row seats
Child restraint LATCH anchors
LATCH  anchors  are  provided  for
the  outboard  rear  seats.  (Buttons
displaying  the  location  of  the
anchors are attached to the seats.) 
Vehicles with third row seats
Child restraint LATCH anchors
LATCH  anchors  are  provided  for
the  outboard  second  row  seats.
(Buttons  displaying  the  location  of
the  anchors  are  attached  to  the
seats.)
Seat  belts  equipped  with  a  child
restraint  locking  mechanism
(ALR/ELR  belts  except  driver’s
seat belt) ( P. 31)
Installing child restraints
Follow  the  child  restraint  system  manufacturer’s  instructions.
Firmly  secure  child  restraints  to  the  seats  using  the  LATCH
(Lower Anchors and Tethers for Ch ildren) anchors or a seat belt.
Attach the top tether strap when installing a child restraint.
The  lap/shoulder belt can  be used if your  child restraint  syste m
is not compatible wi th the LATCH system. 
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Instrument cluster2
4RUNNER (U)2.  Instrument cluster
Warning lights and indicators .......................... 82
Gauges and meters ............ 88
Multi-information display ..... 90 
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842. Instrument cluster
4RUNNER (U)
*1: These  lights  turn  on  when  the  engine  switch  is  turned  to  IGNITION  ON
mode (vehicles with a smart key system) or the engine switch is  turned to
the  “ON”  position  (vehicles  without  a  smart  key  system)  to  indi cate that a
system  check  is  being  performed.  They  will  turn  off  after  the  engine  is
started, or after a few seconds. There may be a malfunction in  a system if
the lights do not come on, or do not turn off. Have the vehicle  inspected by
your Toyota dealer.
*2: This light flashes to indicate a malfunction.
*3: This light flashes rapidly to indicate a malfunction.
*4: This light flashes continuously to indicate a malfunction.
*5: This light illuminates on the multi-information display.
*6: This light flashes or illuminates to indicate a malfunction.
*1, 6PCS warning light 
( P. 478)*1Power  steering  warning
light ( P. 476)
*5
(Amber)
LDA indicator ( P. 478)
*1Master warning light 
(P. 484)
Open door warning light 
(P. 476)*1Tire  pressure  warning
light ( P. 478)
Low  fuel  level  warning
light (P. 477)
(if equipped)
Unengaged “Park” warn-
ing light ( P. 476)
Seat  belt  reminder  light
(P. 477)*1
(if equipped)
KDSS  warning  light
(P. 476)
*5
Low  engine  oil  pressure
warning light ( P. 474)*1, 2
(if equipped)
Automatic  running
boards  indicator  light
(P. 476) 
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862. Instrument cluster
4RUNNER (U)
*1: These lights turn on when the engine switch is turned to the “ON” position
(vehicles  without  a  smart  key  system)  or  the  engine  switch  is  turned  to
IGNITION  ON  mode  (vehicles  with  a  smart  key  system)  to  indicate  that  a
system  check  is  being  performed.  They  will  turn  off  after  the  engine  is
started, or after a few seconds. There may be a malfunction in  a system if
the lights do not come on, or do not turn off. Have the vehicle  inspected by
your Toyota dealer.
*2: This light flashes to indicate that the system is operating.
*3: This light does not turn on when the system is disabled.
*4: This light illuminates on the center panel.
*5: This light illuminates on the multi-information display.
*6: This light turns on when the system is off.
*5
(Green)
LDA indicator ( P. 264)
(if equipped)
“A-TRAC” indicator 
(P. 300)
*2, 5
(Amber)
LDA indicator ( P. 264)
*1
(if equipped)
“AUTO  LSD”  indicator
(P. 302)
(if equipped)
Four-wheel  drive  indica-
tor ( P. 292)*5
(if equipped)
Multi-terrain  Select  indi-
cator ( P. 313)
*1
(if equipped)
Downhill  assist  control
system indicator 
(P. 307)*5
(if equipped)
Crawl Control indicator
(P. 310) 
(if equipped)
Low  speed  four-wheel
drive indicator 
(P. 292, 296) 
(if equipped)
Intuitive  parking  assist
indicator ( P. 285)
(if equipped)
Rear  differential  lock
indicator ( P. 304)*1, 2
(if equipped)
Automatic  running
boards indicator 
(P. 128)
(if equipped)
Center  differential  lock
indicator ( P. 296) 
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882. Instrument cluster
4RUNNER (U)
Tachometer
Displays the engine speed in revolutions per minute
Engine coolant temperature gauge
Displays the engine coolant temperature
Multi-information display
Presents the driver with a variety of vehicle data (P. 90)
Fuel gauge
Displays the quantity of fuel remaining in the tank
Speedometer
Displays the vehicle speed
Odometer/trip meter display change button
Switches the trip information.
Odometer/trip meter display
Shift position and shift range
Displays the selected shift position or selected shift range ( P. 218)
Gauges and meters
The  displayed  content  may  differ  depending  on  the  type  of
meter.
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892. Instrument cluster
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Instrument cluster
4RUNNER (U)
Switches  between  odometer  and
trip  meter  displays.  When  the  trip
meter  is  displayed,  pressing  and
holding  the  button  will  reset  the
trip meter.
The brightness of the instrumen t panel lights can be adjusted.
Brighter
Darker
■ The meters and display illuminate when
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The engine switch is in IGNITION ON mode.
■ The brightness of the instrument panel lights
When  the  headlight  switch  is  turned  to  on,  the  brightness  will  be  reduced
slightly unless the control dial is turned fully upward.
Changing the display
Instrument panel light control
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NOTICE
■ To prevent damage to the engine and its components
● Do not let the indicator needle of the tachometer enter the red  zone, which
indicates the maximum engine speed.
● The engine may be overheating if the engine coolant temperature  gauge is
in  the  red  zone  (H).  In  this  case,  immediately  stop  the  vehicle   in  a  safe
place, and check the engine after it has cooled completely. ( P. 514) 
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902. Instrument cluster
4RUNNER (U)
The multi-information display presents the driver with a variety of driv-
ing  related  data,  such  as  the  cur rent  outside  temperature. The multi-
information  display  can  also  be  used  to  change  the  display  sett ings
and other settings.
Shift position and shift range (
P. 218)
Menu icon display area
Displays the following items.
When a menu icon is not selected, the outside temperature is di splayed.
• Menu icons ( P. 92)
• Outside temperature ( P. 97)
Content display area
A  variety  of  information  can  be  displayed  by  selecting  a  menu  i con. Addi-
tionally, warning or pop-up display will be displayed in some s ituations.
• Menu icon content ( P. 92)
• Warning message ( P. 484)
Odometer and trip meter (P. 88)
Indicators (P. 82)
Meter control switches (P. 91)
Multi-infor mation display
Summary of functions
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