tow TOYOTA 4RUNNER 2022 Workshop Manual

4436-3. Do-it-yourself maintenance
6
Maintenance and care
4RUNNER (U)■
Situations in which the tire pressure warning system may not op
er-
ate properly
●In the following cases, the tire pressure warning system may no t operate
properly.
• If non-genuine Toyota wheels are used.
• A tire has been replaced with a tire that is not an OE (Original Equip-
ment) tire.
• A tire has been replac ed with a tire that is not of the specif ied size.
• Tire chains etc . are equipped.
• If a window tint that affects the radio wave signals is instal led.
• If there is a lot of snow or ice on the vehicle, particularly around the
wheels or wheel housings.
• If the tire inflation pressure is extremely higher than the sp ecified
level.
• If the spare tire is in a location subject to poor radio wave signal
reception.
• If a large metallic object whic h can interfere with signal reception is
put near the spare tire.
• If tires not equipped with the tire pressure warning valves an d trans-
mitters are used.
• If the ID code on the tire pressure warning valves and transmi tters is
not registered in the tire pressure warning computer.
●Performance may be affected in the following situations.
• Near a TV tower, electric power plant, gas station, radio stat ion, large
display, airport or other facilit y that generates strong radio waves or
electrical noise
• When carrying a portable radio, cellular phone, cordless phone or
other wireless communication device
●When the vehicle is parked, the time taken for the warning to s tart or go
off could be extended.
●When tire inflation pressure declines rapidly for example when a tire has
burst, the warning may not function.

4576-3. Do-it-yourself maintenance
6
Maintenance and care
4RUNNER (U)
■When replacing the key battery
Be careful not to lose the battery or any other small parts.
■ Use a CR2016 (vehicles without a smart key system) or CR2032 (vehicles
with a smart key system) lithium battery
●Batteries can be purchased at your Toyota dealer, local electrical appliance
shops or camera stores.
● Replace only with the same or equivalent type recommended by the manu-
facturer.
● Dispose of used batteries according to local laws.
■ If the electronic key battery is depleted
The following symptoms may occur:
●The smart key system and wireless remote control will not funct ion properly.
● The operational range will be reduced.
WARNING
■ Battery precautions
Observe the following precautions.
Failure to do so may result in death or serious injury.
● Do not swallow the battery. Doing so may cause chemical burns.
● A coin battery or button battery is used in the wireless remote control/elec-
tronic key. If a battery is swallowed, it may cause severe chem ical burns in
as little as 2 hours and may result in death or serious injury.
● Keep away new and removed batteries from children.
● If the cover cannot be firmly closed, stop using the wireless r emote con-
trol/electronic key and stow the key in the place where childre n cannot
reach, and then contact your Toyota dealer.
● If you accidentally swallow a battery or put a battery into a part of your
body, get emergency medical attention immediately.
■ To prevent battery explosion or leakage of flammable liquid or gas
● Replace the battery with a new battery of the same type. If a w rong type of
battery is used, it may explode.
● Do not expose batteries to extremely low pressure due to high altitude or
extremely high temperatures.
● Do not burn, break or cut a battery.

473
When trouble arises7
4RUNNER (U)7-1. Essential information
Emergency flashers .......... 474
If your vehicle has to be stopped in
an emergency ................. 475
If the vehicle is submerged or water
on the road is rising ........ 477
7-2. Steps to take in an emergency
If your vehicle needs to be towed ..................... 478
If you think something is wrong .......................... 484
Fuel pump shut off system ............................ 485
If a warning light turns on or a warning
buzzer sounds ................ 486
If a warning message is displayed ..................... 497
If you have a flat tire.......... 502
If the engine will not start ................................. 517
If you cannot operate back door opener ............ 519
If the electronic key does not operate properly
(vehicles with a
smart key system) ........... 520
If the vehicle battery is discharged ................... 523
If your vehicle overheats ........................ 527
If the vehicle becomes stuck ............................... 530

478
4RUNNER (U)
7-2. Steps to take in an emergency
If your vehicle needs to be towed
If towing is necessary, we recommend having your vehicle
towed by your Toyota dealer or commercial towing service,
using a wheel-lift type t ruck or flatbed truck.
Use a safety chain system for all towing, and abide by all stat e/
provincial and local laws.
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■ When towing the vehicle
2WD models: Be sure to transport the
vehicle with all four wheels raised off the
ground. If the vehicle is towed with the
tires contacting the ground, the drivetrain
and related parts may be damaged or an
accident may occur due to a change in
direction of the vehicle.
4WD models: Be sure to transport the
vehicle with all four wheels raised off the
ground. If the vehicle is towed with the
tires contacting the ground, the drivetrain
or related parts may be damaged, the
vehicle may fly off the truck.

4797-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)
WARNING
■While towing
● When towing using cables or chains, avoid sudden starts, etc. w hich place
excessive stress on the towing eyelets, cables or chains. The t owing eye-
lets, cables or chains may become damaged, broken debris may hit peo-
ple, and cause serious damage.
● Vehicles without a smart key system: Do not turn the engine swi tch to the
“LOCK” position.
There is a possibility that the steering wheel is locked and ca nnot be oper-
ated.
NOTICE
■ To prevent damage to the vehicle when towing using a wheel-lift type
truck
● Vehicles with a smart key system: Do not tow the vehicle from the rear
when the engine switch is off.
● Vehicles without a smart key system: Do not tow the vehicle from the rear
when the engine switch is in the “LOCK” position or the key is removed.
The steering lock mechanism is not strong enough to hold the front wheels
straight.
● When raising the vehicle, ensure adequate ground clearance for towing at
the opposite end of the raised vehicle. Without adequate clearance, the
vehicle could be damaged while being towed.
■ To prevent damage to the vehicle when towing with a sling-type truck
Do not tow with a sling-type truck, either from the front or re a r.
■ To prevent damage to the vehicle during emergency towing
Do not secure cables or chains to the suspension components.
■ Recreational towing (behind motor home, etc.) (4WD models)
Never dinghy tow your vehicle to prevent
causing serious damage to the transmis-
sion. ( P. 206)

4807-2. Steps to take in an emergency
4RUNNER (U)
The following may indicate a problem with your transmission. Contact
your Toyota dealer or commercial towing service before towing.
● The engine is running but t he vehicle does not move.
● The vehicle makes an abnormal sound.
From the front
Use a towing dolly under the rear
wheels.
From the rear
Use a towing dolly under the front
wheels.
Situations when it is necessary to contact dealers before towing
Towing with a wheel-lift type truck

4817-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)
When using a flat-bed truck to transport the vehicle, use tire strapping
belts. Refer to the owner's manual of the flat-bed truck for the tire
strapping method.
Vehicles with a smart key system: In order to suppress vehicle move-
ment during transportation, set the parking brake and turn the engine
switch off.
Vehicles without a smart key system: In order to suppress vehic le
movement during transportation, set the parking brake and turn the
engine switch to the “LOCK” position.
If a tow truck is not available in an emergency, your vehicle m ay be
temporarily towed using cables or chains secured to the emergen cy
towing hooks. This should only be attempted on hard surfaced roads
for at most 80 km (50 miles) at under 30 km/h (18 mph).
A driver must be in the vehicle to steer and operate the brakes . The
vehicle’s wheels, drive train, axles, steering and brakes must be in
good condition.
NOTICE
■ Towing with a sling-type truck
Using a flatbed truck
Emergency towing
Do not tow with a sling-type truck to pre-
vent body damage.

4827-2. Steps to take in an emergency
4RUNNER (U)
Vehicles with front covers only:
Before using the front emer-
gency towing eyelet(s), remove
the cover(s).Removing the clips
Installing the clips
Securely attach cables or
chains to the towing hook.
Take care not to damage the vehi-
cle body.
Enter the vehicle being towed and start the engine.
Vehicles with a smart key system: If the engine does not start, turn the
engine switch to ON.
Vehicles without a smart key system: If the engine does not sta rt, turn the
engine switch to the “ON” position.
Emergency towing procedure
1
1
2
2
3

4837-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)
Part-time 4WD models:
Ty p e A
Shift the front-wheel drive control lever to H2.
Ty p e B
Push the “UNLOCK” button and turn the front-wheel drive control
switch to H2.
Full-time 4WD models: Push the “UNLOCK” button and turn the
four-wheel drive control switch to H4F. (The center differentia l is
unlocked.)
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted: P. 2 1 9
■While towing
If the engine is not running, the power assist for the brakes a nd steering will
not function, making steering and braking more difficult.
4
5

5147-2. Steps to take in an emergency
4RUNNER (U)
Lay down the tire with the outer
side facing up, and install the
holding bracket, inserting the
claw into the wheel lug nut hole.
Turn the jack handle extension
clockwise to take up slack in
the chain.
Then, check to ensure the claw
is in the wheel lug nut hole and
the holding bracket is centered
in the wheel hub.
Holding bracket
Claw
Vehicles without kinetic
dynamic suspension: While
raising, secure the tire, taking
care that the tire goes straight
up without catching on any sur-
rounding part to prevent it from
flying forward during a collision
or sudden braking.
Vehicles with kinetic dynamic su spension: While raising, pull the
tire towards the rear of the vehi cle, taking care that the tire goes up
without catching on any surrounding part to prevent it from flying
forward during a collision or sudden braking.
Tightening torque:
34.4 ft•lbf (46.6 N•m, 4.8 kgf•m)
WARNING
■Stowing the flat tire
Failure to follow steps listed under stowing the tire may result in damage
to the spare tire carrier and lose of the tire, which could res ult in death or
serious injury.
Stowing the flat/spare tire, jack and tools
1
1
2