ignition TOYOTA 4RUNNER 2022 Workshop Manual

5217-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Toyota emblem side
of the electronic key to the
engine switch.
When the electronic key is
detected, a buzzer sounds and the
engine switch will turn to IGNITION
ON mode.
When the smart key system is
deactivated in customization set-
ting, the engine switch will turn to
ACCESSORY mode.
Firmly depress the brake pedal and check that is displayed
on the multi-information display.
Press the engine switch shortly and firmly.
In the event that the engine still cannot be started, contact your Toyota
dealer.
■ Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when
stopping the engine.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommende d that the
electronic key battery be replaced immediately when the battery is depleted.
( P. 456)
■ Changing engine switch modes
Within 10 seconds of the buzzer sounding, release the brake ped al and press
the engine switch.
The engine does not start and modes will be changed each time t he switch is
pressed.( P. 2 1 1 )
■ When the electronic key does not work properly
●Make sure that the smart key system has not been deactivated in the cus-
tomization setting. If it is off, turn the function on.
(Customizable features: P. 557)
● Check if battery-saving mode is set. If it is set, cancel the f unction.
( P. 122)
Starting the engine
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5247-2. Steps to take in an emergency
4RUNNER (U)
Connect the jumper cables according to the following procedure:Connect a positive jumper cable clamp to the positive (+) batte ry
terminal on your vehicle.
Connect the clamp on the other end of the positive cable to the
positive (+) battery termi nal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery term i-
nal on the s econd vehicle.
Connect the clamp at the other e nd of the negative cable to a
solid, stationary, unpainted meta llic point away from the battery
and any moving parts, as shown in the illustration.
Start the engine of the second v ehicle. Increase the engine speed
slightly and maintain at that lev el for approximately 5 minutes to
recharge the batter y of your vehicle.
Vehicles with a smart key system only: Open and close any of th e
doors of your vehicle wi th the engine switch off.
Maintain the engine speed of the second vehicle and start the
engine of your vehicle by turning the engine switch to the “ON”
position (vehicles without a smart key system) or turning the e ngine
switch to IGNITION ON mode (vehi cles with a smart key system).
Once the vehicle’s engine has st arted, remove the jumper cables in
the exact reverse order from which they were connected.
Once the engine starts, have the vehicle inspected at your Toyota
dealer as soon as possible.3
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5368-1. Specifications
4RUNNER (U)
How to read oil container label:
The International Lubricant Specification Advisory Committee
(ILSAC) Certification Mark is added to some oil containers to help
you select the oil you should use.
Cooling system
Capacity11.1 qt. (10.5 L, 9.2 Imp. qt.)
Coolant type
Use either of the following:
• “Toyota Super Long Life Coolant”
• A similar high-quality ethylene glycol-based non-silicate, non-amine, non-
nitrite, and non-borate coolant with
long-life hybrid organic acid technol-
ogy
Do not use plain water alone.
Ignition system
Spark plug
Make
GapDENSO SK16HR11
0.043 in. (1.1 mm)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark pl ug gap.

586
4RUNNER (U)
What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your keys or mechanical keys, new genuine mechanical keys
can be made by your Toyota dealer. ( P. 107)
●If you lose your keys or electronic keys, the risk of vehicle t heft increases
significantly. Contact your Toyota dealer immediately. ( P. 109)
●Is the key battery weak or depleted? (P. 455)
●Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 2 1 1 )
●Vehicles with a smart key system:
Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on
your person.
●The function may not operate properly due to the condition of t he radio
wave. ( P. 123)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. ( P. 114)
If you have a problem, check the following before contacting
your Toyota dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

587What to do if... (Troubleshooting)
4RUNNER (U)
●Is the shift lever in P? (P. 207)
●Is the steering wheel unlocked? ( P. 207)
●Is the battery discharged? (P. 523)
●Did you press the engine switch while firmly depressing the bra ke pedal?
( P. 210)
●Is the shift lever in P? ( P. 213)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 120)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 521)
●Is the battery discharged? (P. 523)
●Vehicles without a smart key system:
Is the engine switch in the “ON” position?
If you cannot release the shift lever by depressing the brake p edal with the
engine switch in the “ON” position. ( P. 219)
●Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake p edal with the
engine switch in IGNITION ON mode. ( P. 219)
If you think something is wrong
The engine does not start
(vehicles without a smart key system)
The engine does not start
(vehicles with a smart key system)
The shift lever cannot be shifted from P even if you depress
the brake pedal

588What to do if... (Troubleshooting)
4RUNNER (U)
●It is locked to prevent theft of the vehicle if the key is pulled from the engine
switch. (P. 208)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( P. 161)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a peri od of
time. ( P. 212)
The steering wheel cannot be turned after the engine is
stopped (Vehicles without a smart key system)
The windows do not open or close by operating the power
window switches
The engine switch is tur ned off automatically
(vehicles with a smart key system)

589What to do if... (Troubleshooting)
4RUNNER (U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
(P. 489)
●The brake system warning light is on
Is the parking brake released? ( P. 222)
●The open door warning indicator is on
Are all the doors closed? (P. 110, 130)
Depending on the situation, other types of warning buzzer may a lso sound.
( P. 486, 497)

●Did anyone inside the vehicle open a door during setting the al arm?
The sensor detects it and the alarm sounds. ( P. 80)
To stop the alarm, turn the engine switch to IGNITION ON mode ( vehicles
with a smart key system) or start the engine.
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display.
●When a warning light turns on, refer to P. 486.
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 486, 497.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds w hen leaving the vehicle
(vehicles with a smart key system)
A warning light turns on or a warning message is displayed

594Alphabetical index
4RUNNER (U)
Driving ...................................... 174Break-in tips .......................... 176
Correct driving posture ........... 30
Driving assist systems .......... 333
Off-road precautions ............. 346
Procedures ........................... 174
Winter drive tips .................... 342
Dynamic radar cruise
control .................................... 268
Eco Driving Indicator .............. 100
EDR (Event data recorder) ........ 10
Electronic key .......................... 104 Battery-saving function ......... 122
If the electronic key does not operate properly ................. 520
Replacing the battery ............ 455
Emergency, in case of
If the electronic key does not operate
properly .............................. 520
If the engine will not start ...... 517
If the vehicle battery is discharged .......................... 523
If the warning buzzer sounds ................................ 486
If the warning light turns on ....................................... 486
If a warning message is displayed......................... 497
If the vehicle is submerged
or water on the road is
rising ................................... 477
If you cannot operate
back door opener ............... 519
If you have a flat tire ............. 502
If you think something is wrong .............................. 484
If your vehicle becomes stuck ................................... 530
If your vehicle has to be stopped in an emergency ... 475 If your vehicle needs
to be towed......................... 478
If your vehicle overheats....... 527
Emergency flashers ................ 474
Engine ACCESSORY mode ............. 211
Compartment ........................ 421
Engine switch ............... 207, 210
Hood ..................................... 420
How to start the engine ........................ 207, 210
Identification number ............ 533
If the engine will not start ...... 517
Ignition switch (engine switch) ........... 207, 210
Overheating .......................... 527
Engine coolant......................... 425
Capacity................................ 536
Checking............................... 425
Preparing and checking before winter ...................... 342
Engine coolant temperature gauge ....................................... 90
Engine immobilizer system ...... 78
Engine oil ................................. 423 Capacity................................ 535
Checking............................... 423
Preparing and checking before winter ...................... 342
Engine switch .................. 207, 210
Event data recorder (EDR)........ 10
Flat tire ..................................... 502
Floor mats .................................. 28
Fluid
Automatic transmission ........ 539
Brake .................................... 539
Power steering...................... 540
Washer ................................. 433
E
F

596Alphabetical index
4RUNNER (U)
I/M test ...................................... 416
IdentificationEngine................................... 533
Vehicle .................................. 533
Ignition switch (engine switch) .............. 207, 210
Illuminated entry system ........ 371
Immobilizer system ................... 78
Indicators ................................... 87
Initialization
Maintenance ......................... 412
Moon roof.............................. 171
Power back window .............. 167
Power windows ..................... 163
Inside rear view mirror ............ 157
Instrument panel light control ...................................... 91
Interior lights............................ 369
Intuitive parking assist............ 288 Jack
Vehicle-equipped jack .......... 502
Jack handle .............................. 506
Jam protection function Moon roof ............................. 170
Power back window .............. 167
Power windows..................... 162
KDSS ........................................ 334
Keyless entry ........................... 119 Smart key system ................. 119
Wireless remote control ........ 110
Keys .......................................... 104 Battery-saving function ......... 122
Electronic key ....................... 104
Engine switch ............... 207, 210
If the electronic key
does not operate
properly .............................. 520
Key number plate ................. 104
Keyless entry ........................ 110
Mechanical key ..................... 106
Replacing the battery............ 455
Warning buzzer .................... 121
Wireless remote control
key...................................... 110
Knee airbags .............................. 37
IJ
K

601Alphabetical index
4RUNNER (U)
SwitchesAutomatic High Beam
switch ................................. 228
Cruise control switch............. 268
Door lock switches ................ 113
Driving position memory switches.............................. 148
Emergency flashers switch ... 474
Engine switch................ 207, 210
Fog light switch ..................... 232
Garage door opener
switches.............................. 396
Ignition switch ............... 207, 210
LDA (Lane Departure Alert) switch ................................. 260
Light switches ....................... 223
Moon roof switches ............... 169
Outside rear view mirror switches.............................. 159
Power back window
switch ................................. 165
Power door lock switch ......... 113
Power window switches ........ 161
Rear window and outside rear view mirror defoggers
switch ......................... 354, 361
Rear window wiper and
washer switch ..................... 237
Seat heater switches ............ 367
Seat ventilator switches ........ 367
“SOS” button ........................... 72
Telephone switches
*
VSC OFF switch ................... 335
Window lock switch............... 161
Windshield wipers and washer switch .............. 234 Tachometer ................................ 90
Tail lights.................................. 223
Light switch ........................... 223
Telephone switches
*
Theft deterrent system
Alarm ...................................... 80
Engine immobilizer system ..... 78
Tire inflation pressure............. 448 Maintenance data ................. 540
Warning light......................... 490
Tire information ....................... 545 Glossary ............................... 551
Size....................................... 547
Tire identification number ..... 546
Uniform Tire Quality Grading .............................. 549
Tire pressure warning system.................................... 437 Function ................................ 437
Installing tire pressure warning
valves and transmitters ...... 438
Registering ID codes ............ 439
Warning light......................... 490
T
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.