
2484-5. Using the driving support systems
• When a detectable object is a shade of white and looks
extremely bright
• When a detectable object appears to be nearly the same color or
brightness as its surroundings
• If a detectable object cuts or sud- denly emerges in front of your
vehicle
• When the front of your vehicle is hit by water, snow, dust, etc.
• When a very bright light ahead,
such as the sun or the headlights
of oncoming traffic, shines directly
into the front camera
• When approaching the side or front of a vehicle ahead
• If a vehicle ahead is a motorcycle
• If a vehicle ahead is narrow, such
as a personal mobility vehicle
• If a preceding vehicle has a small
rear end, such as an unloaded
truck
• If a preceding vehicle has a low
rear end, such as a low bed trailer
• If a vehicle ahead has extremely high ground clearance
• If a vehicle ahead is carrying a load which protrudes past its rear
bumper
• If a vehicle ahead is irregularly shaped, such as a tractor or side
car
• If a vehicle ahead is a child sized bicycle, a bicycle that is carrying a large load, a bicycle ridden by
more than one person, or a
uniquely shaped bicycle (bicycle
with a child seat, tandem bicycle,
etc.)
• If a pedestrian/or the riding height
of a bicyclist ahead is shorter than
approximately 3.2 ft. (1 m) or taller
than approximate ly 6.5 ft. (2 m)
• If a pedestrian/bic yclist is wearing
oversized clothing (a rain coat,
long skirt, etc.), making their sil-
houette obscure
• If a pedestrian is bending forward or squatting or bicyclist is bending
forward
• If a pedestrian/bicyclist is moving fast
• If a pedestrian is pushing a stroller, wheelchair, bicycle or
other vehicle
• When driving in inclement weather such as heavy rain, fog, snow or a
sandstorm
• When driving through steam or smoke
• When the surrounding area is dim,
such as at dawn or dusk, or while
at night or in a tunnel, making a
detectable object appear to be
nearly the same co lor as its sur-
roundings
• When driving in a place where the
surrounding brightness changes
suddenly, such as at the entrance
or exit of a tunnel
• After the engine has started the vehicle has not been driven for a
certain amount of time
• While making a left/right turn and for a few seconds after making a
left/right turn
• While driving on a curve and for a few seconds afte r driving on a
curve
• If your vehicle is skidding
• If the front of the v ehicle is raised
or lowered

2514-5. Using the driving support systems
4
Driving
WARNING
●A spare tire, tire chains, etc. are
equipped.
●When the tires have been
excessively worn, or when the
tire inflation pressure is low.
●When your vehicle is towing a
trailer or during emergency tow-
ing
■Preventing LTA system mal-
functions and operations per-
formed by mistake
●Do not modify the headlights or
place stickers, etc. on the sur-
face of the lights.
●Do not modify the suspension
etc. If the suspension etc. needs
to be replaced, contact your
Toyota dealer.
●Do not install or place anything
on the hood or grille. Also, do
not install a grille guard (bull
bars, kangaroo bar, etc.).
●If your windshield needs
repairs, contact your Toyota
dealer.
■Conditions in which functions
may not operate properly
In the following situations, the
functions may not operate prop-
erly and the vehicle may depart
from its lane. Drive safely by
always paying careful attention to
your surroundings and operate
the steering wheel to correct the
path of the vehicle without relying
solely on the functions.
●When the follow-up cruising dis-
play is displayed ( P.255) and
the preceding vehicle changes
lanes. (Your veh icle may follow
the preceding vehicle and also
change lanes.)
●When the follow-up cruising dis-
play is displayed ( P.255) and
the preceding vehicle is sway-
ing. (Your vehicle may sway
accordingly and depart from the
lane.)
●When the follow-up cruising dis-
play is displayed ( P.255) and
the preceding vehicle departs
from its lane. (Your vehicle may
follow the preceding vehicle and
depart from the lane.)
●When the follow-up cruising dis-
play is displayed ( P.255) and
the preceding vehicle is being
driven extremely close to the
left/right lane line. (Your vehicle
may follow the preceding vehi-
cle and depart from the lane.)
●Vehicle is being driven around a
sharp curve.

2524-5. Using the driving support systems
WARNING
●Objects or patterns that could
be mistaken for white (yellow)
lines are present on the side of
the road (guardrails, reflective
poles, etc.).
●Vehicle is driven where the road
diverges, merges, etc.
●Repair marks of asphalt, white
(yellow) lines, etc. are present
due to road repair.
●There are shadows on the road
that run parallel with, or cover,
the white (ye llow) lines.
●The vehicle is driven in an area
without white (yellow) lines,
such as in front of a tollgate or
checkpoint, or at an intersec-
tion, etc.
●The white (yellow) lines are
cracked, “Botts’ dots”, “Raised
pavement marker” or stones are
present.
●The white (yellow) lines cannot
be seen or are difficult to see
due to sand, etc.
●The vehicle is driven on a road
surface that is wet due to rain,
puddles, etc.
●The traffic lines are yellow
(which may be more difficult to
recognize than lines that are
white).
●The white (yellow) lines cross
over a curb, etc.
●The vehicle is driven on a bright
surface, such as concrete.
●If the edge of the road is not
clear or straight.
●The vehicle is driven on a sur-
face that is bright due to
reflected light, etc.
●The vehicle is driven in an area
where the brightness changes
suddenly, such as at the
entrances and ex its of tunnels,
etc.
●Light from the headlights of an
oncoming vehicle, the sun, etc.
enters the camera.
●The vehicle is driven on a slope.
●The vehicle is driven on a road
which tilts left or right, or a wind-
ing road.
●The vehicle is driven on an
unpaved or rough road.

2534-5. Using the driving support systems
4
Driving
■Lane departure alert func-
tion
When the system determines that the vehicle might depart
from its lane or course
*, a warn-
ing is displayed on the multi-
information display, and a warn-
ing buzzer will sound to alert the
driver.
When the warning buzzer sounds,
check the area around your vehicle
and carefully operate the steering
wheel to move the vehicle back to
the center of the lane.
Vehicle with BSM: When the sys-
tem determines that the vehicle
might depart from its lane and that
the possibility of a collision with an
overtaking vehicle in the adjacent
lane is high, the lane departure
alert will operate even if the turn
signals are operating.
*: Boundary between asphalt and the side of the road, such as
grass, soil, or a curb
■Steering assist function
When the system determines
WARNING
●The traffic lane is excessively
narrow or wide.
●The vehicle is extremely tilted
due to carrying heavy luggage
or having improper tire pres-
sure.
●The distance to the preceding
vehicle is extremely short.
●The vehicle is moving up and
down a large amount due to
road conditions during driving
(poor roads or road seams).
●When driving in a tunnel or at
night with the headlights off or
when a headlight is dim due to
its lens being dirty or it being
misaligned.
●The vehicle is struck by a cross-
wind.
●The vehicle is affected by wind
from a vehicle driven in a
nearby lane.
●The vehicle has just changed
lanes or crossed an intersec-
tion.
●Tires which differ by structure,
manufacturer, b rand or tread
pattern are used.
●When tires of a size other than
specified are installed.
●Snow tires, etc. are equipped.
●The vehicle is being driven at
extremely high speeds.
Functions included in
LTA system

4316-3. Do-it-yourself maintenance
6
Maintenance and care
*: Vehicles with LED projector headlights
Adjustment bolt A
Adjustment bolt B
Make sure the vehicle has a
full tank of gasoline and the
area around the headlight is
not deformed.
Park the vehicle on level
ground.
Make sure the tire inflation
pressure is at the specified
level.
Have someone sit in the
driver’s seat.
Bounce the vehicle several
times. 1
Using a Phillips-head screw-
driver, turn bolt A in either
direction.
Remember the turning direc-
tion and the number of turns.
2 Turn bolt B the same number
of turns and in the same
direction as step 1.
If the headlight cannot be adjusted
using this procedu re, take the vehi-
cle to your Toyota dealer to adjust
the headlight aim.
Headlight aim*
Vertical movement adjust-
ing bolts
Before checking the head-
light aim
A
B
$ G M X V W L Q J W K H K H D G O L J K W
D L P

4336-3. Do-it-yourself maintenance
6
Maintenance and care
■Lights that need to be
replaced by your Toyota
dealer
Headlights
Front turn signal lights (LED
type)
Daytime running lights
Parking lights (LED type)
Front side marker lights (LED
type)
Fog lights (if equipped)
Side turn signal lights (if
equipped)
Tail lights
Stop lights
Rear side marker lights
High mounted stoplight
License plate lights
Outer foot lights (if equipped)
■LED lights
The lights other than the following
lights each consist of a number of
LEDs. If any of the LEDs burn out,
take your vehicle to your Toyota
dealer to have the light replaced.
●Front turn signal lights (bulb type)
●Parking lights (type A)
●Front side marker lights (bulb
type)
●Rear turn signal lights
●Back-up lights
●Outer foot lights (if equipped)
■Condensation build-up on the
inside of the lens
Temporary condensation build-up
on the inside of the light lens does
not indicate a malfunction. Contact your Toyota dealer for more infor-
mation in the following situations:
●Large drops of water have built up
on the inside of the lens.
●Water has built up inside the light.
■Front turn signal/parking
lights (type A)
1 Turn the bulb base counter-
clockwise.
2 Remove the light bulb.
3 Install a new light bulb then
install the bulb base to the
light unit by inserting it and
Replacing light bulb

4727-2. Steps to take in an emergency
One of the following may be the
cause of the problem:
There may not be sufficient
fuel in the vehicle’s tank.
Refuel the vehicle.
The engine may be flooded.
Try to restart the engine again
following correct starting pro-
cedures. ( P.203, 204)
There may be a malfunction
in the engine immobilizer sys-
tem. ( P.70)
One of the following may be the
cause of the problem:
The battery may be dis-
charged. ( P.476)
NOTICE
■Driving with tire chains and
the compact spare tire
Do not fit tire chains to the com-
pact spare tire.
Tire chains may damage the vehi-
cle body and adversely affect driv-
ing performance.
■When replacing the tires
(vehicles with tire pressure
warning system)
When removing or fitting the
wheels, tires or the tire pressure
warning valve and transmitter,
contact your Toyota dealer as the
tire pressure warning valve and
transmitter may be damaged if not
handled correctly.
If the engine will not
start
If the engine will not start
even though correct start-
ing procedures are being
followed ( P.203, 204), con-
sider 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 headlights are
dim, or the horn does not
sound or sounds at a low
volume

4737-2. Steps to take in an emergency
7
When trouble arises
The battery terminal connec-
tions may be loose or cor-
roded.
The engine starting system may
be malfunctioning due to an
electrical problem such as elec-
tronic key battery depletion or a
blown fuse. However, an interim
measure is available to start the
engine. ( P.473)
One of the following may be the
cause of the problem:
The battery may be dis-
charged. ( P.476)
One or both of the battery ter-
minals may be disconnected.
Contact your Toyota dealer 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:
1
Pull the parking brake switch
to check that the parking
brake is set. ( P.213)
Parking brake indicator will come
on.
2 Shift the shift lever to P.
3 Turn the engine switch to
ACC.
4 Press and hold the engine
switch for about 15 seconds
while depressing the brake
pedal firmly.
Even if the engine can be
started using the above steps,
the system may be malfunction-
ing. Have the vehicle inspected
by your Toyota dealer.
The starter motor does
not turn over (vehicles
with smart key system)
The starter motor does
not turn over, the interior
lights and headlights do
not turn on, or the horn
does not sound
Emergency start function
(vehicles with smart key
system)