Lexus LX 570 Owner's Manual page 278

Some pedestrians such as the following may not be detected by the radar sensor and
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camera sensor, preventing the system from operating properly
• Pedestrians shorter than approximately 1 m (3.2 ft.) or taller than approximately 2 m
(6.5 ft.)
• Pedestrians wearing oversized clothing (a rain coat, long skirt, etc.), making their
silhouette obscure
• Pedestrians who are carrying large baggage, holding an umbrella, etc., hiding part
of their body
• Pedestrians who are bending forward or squatting
• Pedestrians who are pushing a stroller, wheelchair, bicycle or other vehicle
• Groups of pedestrians which are close together
• Pedestrians who are wearing white and look extremely bright
• Pedestrians in the dark, such as at night or while in a tunnel
• Pedestrians whose clothing appears to be nearly the same color or brightness as
their surroundings
• Pedestrians near walls, fences, guardrails, or large objects
• Pedestrians who are on a metal object (manhole cover, steel plate, etc.) on the road
• Pedestrians who are walking fast
• Pedestrians who are changing speed abruptly
• Pedestrians running out from behind a vehicle or a large object
• Pedestrians who are extremely close to the side of the vehicle (outside rear view
mirror, etc.)
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: For countries/areas specified as Region B (P. 266), the pedestrian detection
function may not be available.
If the PCS warning light flashes or illuminates and a warning message is displayed on
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the multi-information display
The pre-crash safety system may be temporarily unavailable or there may be a malfunc-
tion in the system.
In the following situations, the warning light will turn off, the message will disappear and
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the system will become operational when normal operating conditions return:
• When the radar sensor or camera sensor or the area around either sensor is hot,
such as in the sun
• When the radar sensor or camera sensor or the area around either sensor is cold,
such as in an extremely cold environment
• When a front sensor is dirty or covered with snow, etc.
• When the part of the windshield in front of the camera sensor is fogged up or cov-
ered with condensation or ice (Defogging the windshield: P. 443)
• If the camera sensor is obstructed, such as when the hood is open or a sticker is
attached to the windshield near the camera sensor
If the PCS warning light continues to flash or remains illuminated or the warning mes-
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sage does not disappear even though the vehicle has returned to normal, the system
may be malfunctioning. Have the vehicle inspected by your Lexus dealer immediately.
If VSC is disabled
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If VSC is disabled (P. 411), the pre-crash brake assist and pre-crash braking functions
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are also disabled.
The PCS warning light will turn on and "VSC Turned Off Pre-Crash Brake System
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Unavailable" will be displayed on the multi-information display.
LX570_450d_OM_OM60R63E_(GE)
4-5. Using the driving support systems
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