If the PCS warning light flashes or illuminates and a warning message is displayed on
■
the multi-information display
The pre-collision system may be temporarily unavailable or there may be a malfunction
in the system.
In the following situations, the warning light will turn off, the message will disappear and
●
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:
• 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-
●
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
■
If VSC is disabled (P. 303), 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.
IS350 AWD/IS350/IS300 AWD/IS300_U
4-5. Using the driving support systems
239
P. 422)
4