2020 TOYOTA HILUX warning

6067-3. Do-it-yourself maintenance
HILUX_OM_OM0K321E_(EE)
■After a fuse is replaced
● If the lights do not turn on even after the fuse has been replaced, a bulb may
need replacement. ( P. 607)
● If the replaced fuse blows again, have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized repairer, or any reliable repairer.
■ If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
WARNING
■ To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the vehicle, and possibly a fire or
injury.
● Never use a fuse of a higher amperage rating than that indicated, or use
any other object in place of a fuse.
● Always use a genuine Toyota fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
● Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by any
authorized Toyota retailer or Toyota authorized repairer, or any reliable
repairer as soon as possible.

6217-3. Do-it-yourself maintenance
HILUX_OM_OM0K321E_(EE)
7
Maintenance and care
WARNING
■Replacing light bulbs
● Turn off the lights. Do not attempt to replace the bulb immediately after
turning off the lights.
The bulbs become very hot and may cause burns.
● Do not touch the glass portion of the light bulb with bare hands. When it is
unavoidable to hold the glass portion, use and hold with a clean dry cloth
to avoid getting moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.
● Fully install light bulbs and any parts used to secure them. Failure to do so
may result in heat damage, fire, or water entering the headlight unit. This
may damage the headlights or cause condensation to build up on the lens.
● Do not attempt to repair or disassemble light bulbs, connectors, electric
circuits or component parts.
Doing so may result in death or serious injury due to electric shock.
■ To prevent damage or fire
● Make sure bulbs are fully seated and locked.
● Check the wattage of the bulb before installing to prevent heat damage.

623
8When trouble arises
HILUX_OM_OM0K321E_(EE)
8-1. Essential information
Emergency flashers ........... 624
If your vehicle has to
be stopped in an
emergency ....................... 625
8-2. Steps to take in an
emergency
If your vehicle needs
to be towed ...................... 627
If you think something is
wrong ............................... 632
Fuel pump shut off
system (gasoline engine
only) ................................. 633
If a warning light turns on
or a warning buzzer
sounds ............................. 634
If a warning message is
displayed ......................... 643
If you have a flat tire .......... 649
If the engine will not
start.................................. 666
If the electronic key does
not operate properly
(vehicles with smart
entry & start system)........ 668
If the vehicle battery is
discharged ....................... 672
If your vehicle
overheats ......................... 678
If you run out of fuel
and the engine stalls
(diesel engine only) ......... 682
If the vehicle becomes
stuck ................................ 683

6268-1. Essential information
HILUX_OM_OM0K321E_(EE)
WARNING
■If the engine has to be turned off while driving
● Power assist for the brakes and steering wheel will be lost, making the
brake pedal harder to depress and the steering wheel heavier to turn.
Decelerate as much as possible before turning off the engine.
● Vehicles without smart entry & start system: Never attempt to remove the
key, as doing so will lock the steering wheel.

6308-2. Steps to take in an emergency
HILUX_OM_OM0K321E_(EE)
■While towing
If the engine is not running, the power assist for the brakes and steering will
not function, making steering and braking more difficult.
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. which place
excessive stress on the towing hooks, cables or chains. The towing hooks,
cables or chains may become damaged, broken debris may hit people,
and cause serious damage.
● Do not turn the engine switch to the “LOCK” position (vehicles without
smart entry & start system) or off (vehicles with smart entry & start sys-
tem).
There is a possibility that the steering wheel is locked and cannot be oper-
ated.
Pre Runner (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
and related parts may be damaged, and
the vehicle may fly off the truck.

6348-2. Steps to take in an emergency
HILUX_OM_OM0K321E_(EE)
If a warning light turns on or a warning
buzzer sounds
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then
goes off, this does not necessarily indicate a malfunction in the
system. However, if this continues to occur, have the vehicle
inspected by any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
Brake system warning light (warning buzzer)
Indicates:
• Low brake fluid
• Malfunction in the brake system
• Low negative pressure in the vacuum tank (diesel
engine)
 Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer. Continuing to
drive the vehicle may be dangerous.
Charging system warning light (if equipped)
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer.
Low engine oil pressure warning light (warning buzzer)
(if equipped) *1
Indicates that the engine oil pressure is too low (This
warning light may come on if the vehicle is stopped on a
slope. Move to a level surface and check to see if the light
goes off.)
 Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer.

6358-2. Steps to take in an emergency
HILUX_OM_OM0K321E_(EE)
8
When trouble arises
Malfunction indicator lamp (warning buzzer)
Indicates the followings if the warning light comes on or
flashes:
• Malfunction in the emission control system. (if equipped)
• Malfunction in the electronic engine control system.
• Malfunction in the electronic automatic transmission
control system. (if equipped)
• The boost pressure in the turbocharger is abnormally
high.*2 (diesel engine)
• Malfunction in DPF system. (if equipped)
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The seat belt pretensioner system; or
• The front passenger occupant classification system (if
equipped)
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system (vehicles with VSC system)
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Power steering system warning light (warning buzzer)
(if equipped)
Indicates a malfunction in the power steering system
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Warning lightWarning light/Details/Actions

6368-2. Steps to take in an emergency
HILUX_OM_OM0K321E_(EE)
Slip indicator (if equipped)
Indicates a malfunction in:
• The VSC system (if equipped);
• Trailer sway control system (if equipped);
• The TRC/A-TRC system (if equipped);
• The hill-start assist control system (if equipped); or
• The downhill assist control system (if equipped)
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
The light will flash when any of the above systems other
than the hill-start assist control system are operating.
Four-wheel drive indicator light (warning buzzer)*3 (if
equipped)
Indicates that the differential oil temperature is too high
when the light flashes rapidly and a buzzer sounds.
 Turn the front-wheel drive control switch to H2, and
reduce the vehicle speed or stop the vehicle in a safe
place. ( P. 398)
Indicates a malfunction in the four-wheel drive system
when the light flashes rapidly and a buzzer does not
sound.
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Low speed four-wheel drive indicator light (if equipped)
Indicates a malfunction in the four-wheel drive system
when the light flashes rapidly.
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Rear differential lock indicator light (if equipped)
Indicates a malfunction in the rear differential lock system
when the light flashes rapidly.
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Warning lightWarning light/Details/Actions