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Home >> Toyota >> 2017 >> Highlander LE Plus, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Automatic High Beam System (Exterior) - Diagnostics - Introduction - (Except Hybrid) >> Automatic High Beam System >> Fail-Safe Chart [11/2016 - ] >> Fail-Safe Chart [11/2016 - ]

Fail-Safe Chart [11/2016 - ]

  1. FAIL-SAFE FUNCTION 
    1. 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 "Headlight System Malfunction Visit Your Dealer" displayed
      Speed Sensor Signal Malfunction Normal speed sensor signal is not detected Normal speed sensor signal is detected "Headlight System Malfunction Visit Your Dealer" displayed
      CAN Communication System Malfunction Normal CAN communication system is not detected Normal CAN communication system is detected "Headlight System Malfunction Visit Your Dealer" displayed
      Forward Recognition Camera Signal Malfunction Normal forward recognition camera signal is not detected Normal forward recognition camera signal is detected "Headlight System Malfunction Visit Your Dealer" displayed