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202
LC200_OM_OM60Q26U_(U)
4-2. Driving procedures
■Steering lock
After turning the engine switch off and opening and closing the doors, the
steering wheel will be locked due to the steering lock function. Operating the
engine switch again automatically cancels the steering lock.
■ When the steering lock cannot be released
■ Steering lock motor o verheating prevention
To prevent the steering lock motor from overheating, the motor may be sus-
pended if the engine is turned on and off repeatedly in a short period of time.
In this case, refrain from running the engine. After about 10 seconds, the
steering lock motor will resume functioning.
■ When “Smart Key Syst em Malfunction See Owner’s Manual” is dis-
played on the multi-information display
The system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer, immediately.
■ If the electronic key battery is depleted
→P. 487
■ If the smart key system has been deactivated in a customized setting
→P. 548 A message will be displayed on the multi-
information display.
Check that the shift lever is set in P. Press
the engine switch while turning the steer-
ing wheel left and right.
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LC200_OM_OM60Q26U_(U)
2034-2. Driving procedures
4
Driving
WARNING
■When starting the engine
Always start the engine while sitting in the driver’s seat. Do not depress the
accelerator pedal while starting the engine under any circumstances.
Doing so may cause an accident resulting in death or serious injury.
■ Caution while driving
If engine failure occurs while the vehicle is moving, do not lock or open the
doors until the vehicle reaches a safe and complete stop. Activation of the
steering lock in this circumstance may lead to an accident, resulting in
death or serious injury.
■ Stopping the engine in an emergency
● If you want to stop the engine in an emergency while driving the vehicle,
press and hold the engine switch for more than 2 seconds, or press it
briefly 3 times or more in succession. ( →P. 509)
However, do not touch the engine switch while driving except in an emer-
gency. Turning the engine off while driving will not cause loss of steering or
braking control, but the power assist to these systems will be lost. This will
make it more difficult to steer and brake, so you should pull over and stop
the vehicle as soon as it is safe to do so.
● If the engine switch is operated while the vehicle is running, a warning\
message will be shown on the multi-information display and a buzzer
sounds.
● When restarting the engine after it was turned off while driving, shift the
shift lever to N and press the engine switch.
Page 243 of 620

LC200_OM_OM60Q26U_(U)
2434-5. Using the driving support systems
4
Driving
WARNING
■Limitations of the pre-collision system
● The driver is solely responsible for safe driving. Always drive safely, taking
care to observe your surroundings.
Do not use the pre-collision system instead of normal braking operations
under any circumstances. This system will not prevent collisions or lessen
collision damage or injury in every situation. Do not overly rely on this sys-
tem. Failure to do so may lead to an accident, resulting in death or serious
injury.
● Although this system is designed to help avoid a collision or help reduce
the impact of the collision, its effectiveness may change according to vari-
ous conditions, therefore the system may not always be able to achieve
the same level of performance.
Read the following conditions carefully. Do not overly rely on this system
and always drive carefully.
• Conditions under which the system may operate even if there is no pos-
sibility of a collision: →P. 247
• Conditions under which the system may not operate properly: →P. 250
● Do not attempt to test the operation of the pre-collision system yourself, as
the system may not operate properly, possibly leading to an accident.
■ Pre-collision braking
● When the pre-collision braking function is operating, a large amount of
braking force will be applied.
● If the vehicle is stopped by the operation of the pre-collision braking func-
tion, the pre-collision braking func tion operation will be canceled after
approximately 2 seconds. Depress the brake pedal as necessary.
● The pre-collision braking function may not operate if certain operations are
performed by the driver. If the accelerator pedal is being depressed
strongly or the steering wheel is being turned, the system may determine
that the driver is taking evasive action and possibly prevent the pre-colli-
sion braking function from operating.
● In some situations, while the pre-collision braking function is operating,
operation of the function may be canceled if the accelerator pedal is
depressed strongly or the steering wheel is turned and the system deter-
mines that the driver is taking evasive action.
● If the brake pedal is being depressed, the system may determine that the
driver is taking evasive action and possibly delay the operation timing of
the pre-collision braking function.
Page 247 of 620

LC200_OM_OM60Q26U_(U)
2474-5. Using the driving support systems
4
Driving
■Pedestrian detection function
■ Cancelation of the pre-collision braking
If either of the following occur while the pre-collision braking function is oper-
ating, it will be canceled:
●The accelerator pedal is depressed strongly.
● The steering wheel is turned sharply or abruptly.
■ Conditions under which the system ma y operate even if there is no pos-
sibility of a collision
● In some situations such as the following, the system may determine that
there is a possibility of a frontal collision and operate.
• When passing a vehicle or pedestrian
• When changing lanes while overtaking a preceding vehicle
• When overtaking a preceding vehicle that is changing lanes
The pre-collision system detects pedestri-
ans based on the size, profile, and motion
of a detected object. However, a pedes-
trian may not be detected depending on
the surrounding brightness and the
motion, posture, and angle of the
detected object, preventing the system
from operating properly. (→P. 252)
• When overtaking a preceding vehiclethat is making a left/right turn
• When passing a vehicle in an oncom- ing lane that is stopped to make a
right/left turn
Page 254 of 620
254
LC200_OM_OM60Q26U_(U)
4-5. Using the driving support systems
LDA (Lane Depa rture Alert)∗
When driving on roads with white (yello w) lines, this function alerts the
driver when the vehicle might depart from its lane.
The LDA system recognizes visi-
ble white (yellow) lines with the
camera sensor on the upper por-
tion of the front windshield.
◆Lane departure alert function
When the system determines
that the vehicle might depart
from its lane, a warning is dis-
played on the multi-information
display and the warning buzzer
sounds to alert the driver.
When the warning buzzer
sounds, check the surrounding
road situation and carefully
operate the steering wheel to
move the vehicle back to the
center of the lane.
∗: If equipped
Summary of functions
Functions included in LDA system
Page 255 of 620
LC200_OM_OM60Q26U_(U)
2554-5. Using the driving support systems
4
Driving
◆Vehicle sway warning function
When the vehicle is swaying or
appears as if it may depart from
its lane multiple times, the
warning buzzer sounds and a
message is displayed on the
multi-information display to alert
the driver.
WARNING
■Before using LDA system
Do not rely solely upon the LDA system. The LDA system does not auto-
matically drive the vehicle or reduce the amount of attention that must be
paid to the area in front of the vehicle. The driver must always assume full
responsibility for driving safely by paying careful attention to the surround-
ing conditions and operating the steering wheel to correct the path of the
vehicle. Also, the driver must take adequate breaks when fatigued, such as
from driving for a long period of time.
Failure to perform appropriate driving operations and pay careful attention
may lead to an accident, resulting in death or serious injury.
Page 274 of 620
274
LC200_OM_OM60Q26U_(U)
4-5. Using the driving support systems
■Conditions under which the vehicle -to-vehicle distance control mode
may not function correctly
In the case of the following conditions, operate the brake pedal (or accelera-
tor pedal, depending on the situation) as necessary.
As the sensor may not be able to correctly detect vehicles ahead, the system
may not operate properly.
● When the vehicle ahead of you decelerates suddenly
●
When your vehicle is pointing upwards
(caused by a heavy load in the luggage
compartment, etc.)
● Preceding vehicle has an extremely high
ground clearance
● When the road curves or when the lanes
are narrow
● When steering wheel operation or your
position in the lane is unstable
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292
LC200_OM_OM60Q26U_(U)
4-5. Using the driving support systems
Crawl Control
Press the ON/OFF switch while Crawl Control is operating. If the
switch is turned off, the slip indica tor and the Turn Assist indicator will
go off (if the Turn Assist function is in use), the Crawl Control indicator
will flash until the system has turned off completely, and a message
stating that Crawl Control has been turned off will be displayed on the
multi-information display for several seconds.
When turning off Crawl Control while driving, stop the vehicle before
the Crawl Control indicator turns off, or drive extremely carefully.
Turn Assist function
Press the Turn Assist switch while the Turn Assist function is operat-
ing. When the switch is pressed, the Turn Assist indicator will go off,
and a message stating that the Tu rn Assist function has been turned
off will be displayed on the multi-in formation display for several sec-
onds.
■ The Crawl Control and Turn Assist function can be operated when
Crawl Control
● The engine is running.
● The shift lever is in any gear other than P or N.
● The four-wheel drive control switch is in L4.
● The driver’s door is closed.
Turn Assist function
● Crawl Control is operating.
● The center differential is not locked.
● The accelerator and brake are not being operated.
● The shift lever is in any gear other than P, R or N.
● The steering wheel is turned very far.
When the system is turned off