HEATED STEERING WHEEL SYSTEM(w/ Pre-collision System) FAIL-SAFE CHART


  1. MALFUNCTION DETECTION


    1. Operation when malfunction is detected

      Content Operation
      Heater failure Overcurrent detection of drive element Heater output off
      Overheating detection of drive element Heater output off
      Power failure Low-voltage detection Heater output off
      Over-voltage detection Heater output off
      Heater OFF timer 30 minutes after heated steering wheel system is turned on Heater output off

    2. Malfunction detection conditions


      1. When an open or short in the steering wheel heater unit thermistor continues for 2 seconds or more.

      2. When the steering heater switch is pressed continuously for 10 seconds or more.