Lexus GS450h Owner's Manual page 281

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: Depending on the region in which the vehicle was sold, the pedestrian detection
function may not be available.
If the PCS warning light flashes and a warning message is displayed on the multi-infor-
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mation 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 the radar sensor or front grille emblem 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. 352)
• 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 the warning message does not disappear,
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the system may be malfunctioning. Have the vehicle inspected by any authorized Lexus
retailer or Lexus authorized repairer, or any reliable repairer immediately.
If VSC is disabled
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If VSC is disabled (P. 327), the pre-crash brake assist and pre-crash braking func-
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tions 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.
GS450h_300h_OM_OM30F92E_(EE)
4-5. Using the driving support systems
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