Toyota MIRAI 2021 Owner's Manual page 222

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222
5-5. Using the driving support systems
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 after driving on a
curve
• If your vehicle is skidding
• If the front of the vehicle is raised
or lowered
• If the wheels are misaligned
• If a wiper blade is blocking the
front camera
• The vehicle is being driven at
extremely high speeds
• When driving on a hill
• If the radar sensor or front camera
is misaligned
• When driving in a traffic lane sep-
arated by more than one lane
where oncoming vehicles are driv-
ing while making a right/left turn
• When largely out of place with the
opposite facing targeted oncom-
ing vehicle during a right/left turn
• While making a right/left turn,
when a pedestrian approaches
from behind or side of your vehicle
MIRAI Owners Manual_USA_M62034_en
In addition to the above, in some
situations, such as the following,
the emergency steering assist
may not operate.
• When the white (yellow) lane lines
are difficult to see, such as when
they are faint, diverging/merging,
or a shadow is cast upon them
• When the lane is wider or nar-
rower than normal
• When there is a light and dark pat-
tern on the road surface, such as
due to road repairs
• When the target is too close
• When there is insufficient safe or
unobstructed space for the vehicle
to be steered into
• If oncoming vehicle is present
• If VSC function is operating
In some situations such as the fol-
lowing, sufficient braking force or
steering force may not be
obtained, preventing the system
from performing properly:
• If the braking functions cannot
operate to their full extent, such as
when the brake parts are
extremely cold, extremely hot, or
wet
• If the vehicle is not properly main-
tained (brakes or tires are exces-
sively worn, improper tire inflation
pressure, etc.)
• When the vehicle is being driven
on a gravel road or other slippery
surface
• When the road surface has deep
wheel tracks
• When driving on a hill road
• When driving on a road that has
inclines to the left or right
If VSC is disabled
If VSC is disabled (P.317), the

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