Toyota HULUX 2020 Body Section Manual page 79

(c) The millimeter wave radar could not detect targets or could not accurately detect the distances, angles and
velocities of the targets.
When a forward vehicle and the vehicle of other traffic lanes raise up road water or snow.
When there are few areas of the rear end of the front vehicle (e.g., trailer of the empty load)
When a vehicle posture extremely changes by vehicle remodeling or overloading
When a raindrop, snow attach to the front of the millimeter wave radar or front / back of the grill cover.
At the time of bad weather (rain, fog, snow, sandstorm etc.)
A vehicle suddenly cut in through close and two-wheeled vehicle which runs the same traffic lane edge of the
short distance. (Because the detective area of the millimeter wave radar is narrow.)
When a shock is added to a front grill and a cover. (even if damage is not founded in the appearance, the
cover inside is damaged, and influence may be reflected on detective performance.)
When a front grill and cover are warped by a shock, and an installation state of the millimeter wave radar
changes.
When non-exclusive cover is used
The parts which interfere with an electric wave of the millimeter wave radars such as bulldog bars is equipped
with.
When coating and seal pasting up or the painting are done by an exclusive cover.
(d) The millimeter wave radar may detect signboard in the upper part, structures such as signals, ceiling of the
tunnel, iron plate on the road used by construction, viaduct, the joint of the bridge, manhole, cat's-eye, cover
of the gutter, bottle, can.
(e) Vehicle of the adjacent traffic lane during a curve run and the vehicle which runs the adjacent traffic lane of
the distant place.
(f) There is possibility of false detection or non-detection in the millimeter wave radar in the environment with
many reflectors around the tunnels.
(g) Please always clean the front part of cover of the grill and radar, because the thing to show below obstructs
the recognition of the millimeter wave radar.
Dirts such as mud, an insect, oils.
Snow
Metal film (Aluminum foil, the cake bag that it was coated metal)
【3】-12. Electrical wirings
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