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Home >> Hyundai >> 2019 >> Elantra Eco >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Idle Stop & Go (ISG) System >> Brake Switch >> Repair Procedures >> Inspection >> GDS Data Analysis
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GDS Data Analysis

  1. Analyze GDS data and confirm if there is anything wrong with the stop lamp switch.
    1. Connect the GDS to the self-diagnosis connector.
    2. Turn the spark switch on
    3. Step on the brake pedal.
  2. Inspect the "brake switch" category that displays the "sensor data" GDS.

    Normal Waveform:  The pressure sensor signal value will change according to the brake ON/OFF switch.

G12977270Courtesy of HYUNDAI MOTOR AMERICA
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