2023 TOYOTA 4RUNNER tow

409
6
Maintenance and care
4RUNNER (U)
6-3. Do-it-yourself maintenance
Do-it-yourself ser vice precautions
If you perform maintenance by yourself, be sure to follow the
correct procedure as given in these sections.
ItemsParts and tools
Battery condition (P. 422)
• Warm water• Baking soda
•Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level
(P. 419)
• FMVSS No.116 DOT 3 or SAE J1703 brake
fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant level (P. 417)
• “Toyota Super Long Life Coolant” or a similar
high quality ethylene glycol-based non-silicate,
non-amine, non-nitrite and non-borate coolant
with long-life hybrid organic acid technology
For the U.S.A.:
“Toyota Super Long Life Coolant” is pre-mixed
with 50% coolant and 50% deionized water.
For Canada:
“Toyota Super Long Life Coolant” is pre-mixed
with 55% coolant and 45% deionized water.
• Funnel (used only for adding coolant)
Engine oil level (P. 415)
• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)

4106-3. Do-it-yourself maintenance
4RUNNER (U)
Fuses (P. 450)• Fuse with same amperage rating as original
Light bulbs (P. 453)
• Bulb with same number and wattage rating as
original
• Phillips-head screwdriver
• Flathead screwdriver• Wrench
Power steering fluid
level ( P. 421)• Automatic transmission fluid DEXRON® II or III
• Rag or paper towel• Clean funnel
Radiator and con-
denser (P. 419)
Tire inflation pressure
( P. 4 4 0 )• Tire pressure gauge
• Compressed air source
Washer fluid
(P. 425)
• Water or washer fluid containing antifreeze (for
winter use)
• Funnel (used only for adding water or washerfluid)
ItemsParts and tools

4356-3. 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.

4486-3. Do-it-yourself maintenance
4RUNNER (U)
When installing the key cover and mechanical key, install by con-
ducting and with the directions reversed.
Operate the or switch and check that the doors can
be locked/unlocked.
■When replacing the key battery
Be careful not to lose the battery or any other small parts.
■ Use a CR2032 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.
4
21
5

465
When trouble arises7
4RUNNER (U)7-1. Essential information
Emergency flashers .......... 466
If your vehicle has to be stopped in
an emergency ................. 467
If the vehicle is submerged or water
on the road is rising ........ 468
7-2. Steps to take in an emergency
If your vehicle needs to be towed ..................... 469
If you think something is wrong .......................... 475
Fuel pump shut off system ............................ 476
If a warning light turns on or a warning
buzzer sounds ................ 477
If a warning message is displayed ..................... 488
If you have a flat tire.......... 493
If the engine will not start ................................. 509
If you cannot operate back door opener ............ 511
If the electronic key does not operate
properly ........................... 512
If the vehicle battery is discharged ................... 515
If your vehicle overheats ........................ 519
If the vehicle becomes stuck ............................... 522

469
7
When trouble arises
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
■ 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 towing eye-
lets, cables or chains may become damaged, broken debris may hit people,
and cause serious damage.
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.

4707-2. Steps to take in an emergency
4RUNNER (U)
NOTICE
■To prevent damage to the vehicle when towing using a wheel-lift type
truck
● Do not tow the vehicle from the rear when the engine switch is off.
● 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. 198)

4717-2. Steps to take in an emergency
7
When trouble arises
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
NOTICE
■ Towing with a sling-type truck
Do not tow with a sling-type truck to pre-
vent body damage.