WIPER AND WASHER SYSTEM FAIL-SAFE CHART


  1. FAIL-SAFE FUNCTION


    1. The windshield wiper switch assembly performs the fail-safe function when the wiper system cannot properly receive the necessary signals for wiper system control or a wiper system component is malfunctioning.

      Item Fail-safe Function Conditions to Return to Normal Condition
      Abnormal vehicle speed signal Continues control using the vehicle speed signal received before the malfunction Receives a normal vehicle speed signal.
      Rain sensor LIN communication error Continues control according to the conditions detected before the malfunction LIN communication returns to normal.
      Rain sensor voltage is too low Rain sensor voltage returns to normal.
      Abnormal rain sensor signal Performs intermittent operation according to the position of the auto sensitivity adjustment switch. The rain sensor returns to normal.
      The rain sensor temperature is too high (90°C or higher). Stops the wiper operation
      The rain sensor temperature is too low (-15°C or lower).