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Home >> Toyota >> 2015 >> Highlander XLE, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Automatic High Beam System (Exterior) - Diagnostics - Introduction - (Except Hybrid) >> Automatic High Beam System >> Fail-Safe Chart [12/2013 - 11/2016] >> Fail-Safe Chart [12/2013 - 11/2016]

Fail-Safe Chart [12/2013 - 11/2016]

  1. AUTOMATIC HIGH BEAM SYSTEM 

    The main body ECU (multiplex network body ECU) operates in fail-safe mode if an abnormal condition such as those listed below has been detected.

    Item Abnormality Detection Condition Return Condition Warning (Multi-information Display)
    Yaw Rate Signal Malfunction Normal yaw rate signal is not detected. Normal yaw rate signal is detected. "Check Headlight System" message is displayed
    Speed Sensor Signal Malfunction Normal speed sensor signal is not detected. Normal speed sensor signal is detected. "Check Headlight System" message is displayed
    CAN Communication System Malfunction Normal CAN communication system is not detected. Normal CAN communication system is detected. "Check Headlight System" message is displayed
    Lane Departure Warning Camera Signal Malfunction Normal lane departure warning camera signal is not detected. Normal lane departure warning camera signal is detected. "Check Headlight System" message is displayed