2011 Lexus IS 350 Owners Manual - Page 271

INTUITIVE PARKING ASSIST D When snowflakes or mud gets on the sensors D When the sensor is malfunctioning " Multi−information display If the failure warning does not go off even after the foreign matter is removed, the intuitive parking assist−sensor may be malfunctioning. Have it checked by your Lexus dealer. " Multi−information display If this message appears, have the intuitive parking assist−sensor checked by your Lexus dealer. As the intuitive parking assist−sensor might be malfunctioning in the following cases, have it checked by your Lexus dealer. D The indicator in the instrument cluster does not come on and a beep does not sound even when the intuitive parking assist−sensor main switch is turned on. D The warning comes on despite no obstacle around the vehicle. 295