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Repair Procedures: Inspection

WARNING: This page is about a different car, the 2024 Genesis G80. However, it is still accessible from the selected car via links, so may be relevant.
  1. Fuse Inspection 

    Mount the test fuse to the switch fuse and relay fuse part to confirm a normal joint fit.

    G15549127Courtesy of HYUNDAI MOTOR AMERICA
    G15549128Courtesy of HYUNDAI MOTOR AMERICA
  2. Diagnostic tool Data Analysis 
    1. Analyze diagnostic tool data and check for any abnormality with the stop lamp switch.
      1. Connect the diagnostic tool to the self-diagnosis connector.
      2. Turn the spark switch on.
      3. Step on the brake pedal.
      4. Inspect the "brake switch" category that displays the "sensor data" diagnostic tool.

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

        G15549129Courtesy of HYUNDAI MOTOR AMERICA
  3. Inspection Of Connector By Each Part 

    Check for damage, terminal surge or incomplete connection in each connector.

    [Engine Room Junction Box] 

    G15549130Courtesy of HYUNDAI MOTOR AMERICA

    [ABS/VDC Control Module] 

    G15549131Courtesy of HYUNDAI MOTOR AMERICA
  4. Inspect The Stop Lamp Circuit 

    Connect probe to each terminal wire and confirm oscilloscope waveform.

    [Stop Lamp Switch Input/Output] 

    G15549132Courtesy of HYUNDAI MOTOR AMERICA

    [Oscilloscope Waveform Screen] 

    G15549133Courtesy of HYUNDAI MOTOR AMERICA
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