Lexus ES 250 Owner's Manual page 222

• 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 approxi-
mately 1 m (3.2 ft.) or taller than approxi-
*2
mately 2 m (6.5 ft.)
• If a pedestrian/bicyclist is wearing over-
sized clothing (a rain coat, long skirt,
etc.), making their silhouette obscure
• If a pedestrian is bending forward or
squatting or bicyclist is bending for-
*2
ward
• If a pedestrian/bicyclist is moving fast
• If a pedestrian is pushing a stroller, wheel-
chair, 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 color as its
surroundings
• When driving in a place where the sur-
rounding 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 after driving on a curve
• If your vehicle is skidding
• If the front of the vehicle is raised or low-
ered
• If the wheels are misaligned
• If a wiper blade is blocking the front cam-
4-5. Using the driving support systems
era
• The vehicle is being driven at extremely
high speeds.
• When driving on a hill
• If the radar sensor or front camera is mis-
*2
aligned
● In some situations such as the following,
sufficient braking 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
*2
parts are extremely cold, extremely hot,
or wet
• If the vehicle is not properly maintained
(brakes or tires are excessively worn,
*2
improper tire inflation pressure, etc.)
• When the vehicle is being driven on a
*2
gravel road or other slippery surface
*1
: Applicable to vehicles designed for
countries/areas that detection of bicy-
clists is not possible (P.214)
*2
: Applicable to vehicles designed for
countries/areas that detection of pedes-
trians and/or bicyclists is possible
(P.214)
■ If VSC is disabled
● If VSC is disabled (P.306), the pre-
collision brake assist and pre-collision
braking functions are also disabled.
The PCS warning light will turn on and
●
"VSC Turned Off Pre-Collision Brake
System Unavailable" will be displayed on
the multi-information display.
221
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