2021 TOYOTA HILUX horn

1793-4. Adjusting the steering wheel and mirrors
3
Operation of each component
HILUX_OM_OM0K513E_(EE)
To sound the horn, press on or
close to the mark.
Q After adjusting the steering wheel
Make sure that the steering wheel is securely locked.
The horn may not sound if the steering wheel is not securely locked.
Horn
WARNING
Q Caution while driving
Do not adjust the steering wheel while driving.
Doing so may cause the driver to mishandle the vehicle and cause an acci-
dent, resulting in death or serious injury.
Q After adjusting the steering wheel
Make sure that the steering wheel is securely locked.
Otherwise, the steering wheel may move suddenly, possibly causing an
accident, and resulting in death or serious injury.

3264-5. Using the driving support systems
HILUX_OM_OM0K513E_(EE)
O The sensor is frozen. (Thawing the area will resolve this problem.)
In especially cold weather, if a sensor is frozen, the screen may show an
abnormal display, or objects may not be detected.
O The sensor is covered in any way.
O On an extremely bumpy road, on an incline, on gravel, or on grass
O When vehicle horns, vehicle detectors, motorcycle engines, air brakes of
large vehicles, the clearance sonar of ot her vehicles or other devices which
produce ultrasonic waves are near the vehicle.
O A sensor is coated with a sheet of spray or heavy rain.
O If objects draw too close to the sensor.
O When a pedestrian is wearing clothing that does not reflect ultrasonic waves
(ex. skirts with gathers or frills).
O When objects that are not perpendicular to the ground, not perpendicular to
the vehicle traveling direction, uneven, or waving are in the detection range.
O Strong wind is blowing.
O When driving in inclement weather such as fog, snow or a sandstorm.
O When an object that cannot be detected is between the vehicle and a
detected object.
O If an object such as a vehicle, motorcycle, bicycle or pedestrian cuts in front
of the vehicle or runs out from the side of the vehicle.
O If the orientation of a sensor has been changed due to a collision or other
impact.
O When equipment that may obstruct a sensor is installed, such as a towing
eyelet, bumper protector (an additional trim strip, etc.), bicycle carrier, or
snow plow.
O If the front of the vehicle is raised or lowered due to the carried load.
O If the vehicle cannot be driven in a stable manner, such as when the vehicle
has been in an accident or is malfunctioning.
O When tire chains, a compact spare tire or an emergency tire puncture repair
kit are used.
O When a sensor or the area around a
sensor is extremely hot or cold

3274-5. Using the driving support systems
4
Driving
HILUX_OM_OM0K513E_(EE)
Q Situations in which the system may operate even if there is no possibil-
ity of a collision
In some situations, such as the following, the system may operate even
though there is no possibility of a collision.
O When driving toward a banner, flag, low-hanging branch or boom barrier
(such as those used at railroad crossings, toll gates and parking lots).
O When there is a rut or hole in the surface of the road.
O When driving on a metal cover (grating), such as those used for drainage
ditches.
O When driving up or down a steep slope.
O If a sensor is hit by a large amount of water, such as when driving on a
flooded road.
O There is dirt, snow, water drops or ice on a sensor. (Cleaning the sensors
will resolve this problem.)
O A sensor is coated with a sheet of spray or heavy rain.
O When driving in inclement weather such as fog, snow or a sandstorm.
O When vehicle horns, vehicle detectors, motorcycle engines, air brakes of
large vehicles, the clearance sonar of ot her vehicles or other devices which
produce ultrasonic waves are near the vehicle.
O If the front of the vehicle is raised or lowered due to the carried load.
O If the orientation of a sensor has been changed due to a collision or other
impact.
O The vehicle is approaching a tall or curved curb.
O Driving close to columns (H-shaped steel beams, etc.) in multi-story parking
garages, construction sites, etc.
O When driving on a narrow road.
O When strong winds are blowing.

5988-2. Steps to take in an emergency
HILUX_OM_OM0K513E_(EE)
If the engine will not star t
One of the following may be the cause of the problem:
O There may not be sufficient fuel in the vehicle’s tank.
Gasoline engine: Refuel the vehicle.
Diesel engine: P. 6 1 4
O The engine may be flooded. (gasoline engine)
Try to restart the engine again following correct starting procedures.
( P. 220, 223)
O There may be a malfunction in the engine immobilizer system.
( P. 1 1 5 )
One of the following may be the cause of the problem:
O The battery may be discharged. (P. 604)
O The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical
problem such as an open circuit or a blown fuse. However, an interim
measure is available to start the engine. ( P. 599)
If the engine will not start even though correct starting proce-
dures are being followed ( P. 220, 223), consider each of the
following points:
The engine will not start even though the starter motor operates
normally.
The starter motor turns over slowly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a low
volume.
The starter motor does not turn over (vehicles with smart entry &
start system).

5998-2. Steps to take in an emergency
HILUX_OM_OM0K513E_(EE)
8
When trouble arises
One of the following may be the cause of the problem:
O One or both of the battery terminals may be disconnected.
O The battery may be discharged. (P. 604)
O There may be a malfunction in the steering lock system. (vehicles
with smart entry & start system)
Contact any authorized Toyota retailer or Toyota authorized repairer, or any
reliable repairer if the problem cannot be repaired, or if repair procedures
are unknown.
When the engine does not start, the following steps can be used as an
interim measure to start the engine if the engine switch is functioning
normally.
Set the parking brake.
Shift the shift lever to P (automatic transmission) or N (manual
transmission).
Turn the engine switch to ACCESSORY mode.
Press and hold the engine switch for about 15 seconds while
depressing the brake pedal and clutch pedal (manual transmission)
firmly.
Even if the engine can be started using the above steps, the system
may be malfunctioning. Have the vehicle inspected by your any
authorized Toyota retailer or Toyota authorized repairer, or any reliable
repairer.
The starter motor does not turn over, the interior lights and head-
lights do not turn on, or the horn does not sound.
Emergency start function (vehicles with smart entry & start sys-
tem)
1
2
3
4

658What to do if... (Troubleshooting)
HILUX_OM_OM0K513E_(EE)
OVehicles without smart entry & start system:
It is locked to prevent theft of the vehicle if the key is removed from the
engine switch. ( P. 2 2 2 )
OVehicles with smart entry & start system:
It is locked automatically to prevent theft of the vehicle. ( P. 228)
OIs 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. 186)
OThe auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not operating) for a period of
time. ( P. 227)
OThe seat belt reminder light is flashing
Are the driver and passengers wearing the seat belts? ( P. 570)
OThe parking brake indicator light is on
Is the parking brake released? ( P. 247)
Depending on the situation, other types of warning buzzer may also sound.
( P. 566, 575)
ODid anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 117)
To stop the alarm, turn the engine switch to the “ON” position (vehicles with-
out smart entry & start system) or IGNITION ON mode (vehicles with smart
entry & start system) or start the engine.
The steering wheel cannot be turned after the engine is
stopped
The windows do not open or close by operating the power
window switches (if equipped)
The engine switch is turned off automatically
(vehicles with smart entry & start system)
A warning buzzer sounds during driving
An alarm is activated and the horn sounds (if equipped)

665Alphabetical index
HILUX_OM_OM0K513E_(EE)
Gauges...................................... 130
Glove box ................................. 457
Grocery bag hooks .................. 468
Hands-free system
(for cellular phone)*.............. 408
Head restraints......................... 175
Headlights ................................ 248
Light switch ........................... 248
Replacing
light bulbs ... 528, 529, 531, 549
Wattage................................. 642
Heated steering wheel ............. 450
Heaters
Automatic air conditioning
system ................................ 441
Heated steering wheel .......... 450
Manual air conditioning
system ................................ 434
Seat heaters.......................... 450
Outside rear view mirrors ...... 444
High mounted stoplight
Replacing .............................. 549
Hill-start assist control ............ 355
Hood.......................................... 484
Hooks
Coat hooks ............................ 469
Grocery bag hooks................ 468
Retaining hooks (floor mat) ..... 36
Horn .......................................... 179
Identification
Engine................................... 625
Vehicle .................................. 624
Ignition switch (engine
switch) ............................ 220, 223
Auto power off function ......... 227
Changing the engine
switch modes...................... 226
Changing the engine
switch position .................... 221
If your vehicle has to be
stopped in an
emergency.......................... 555
Starting the engine........ 220, 223
Ignition switch light
(engine switch light) ............. 453
Illuminated entry system ........ 455
Immobilizer system ................. 115
Indicators ................................. 122
Initialization
Engine oil maintenance
data .................................... 491
Items to initialize ................... 654
Inside rear view mirror ............ 180
Instrument panel light
control .................................... 132
Intercooler ................................ 493
Intercooler coolant
Capacity ................................ 634
Checking ............................... 492
Preparing and checking
before winter....................... 374
Interior lights............................ 453
Switch ................................... 454
Wattage ................................ 642
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*: Refer to “Navigation and multimedia system Owner’s manual” or
“Multimedia Owner’s Manual”.