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Home >> Hyundai >> 2011 >> Sonata GLS, Automatic >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag Diagnosis (Event #2) - Except HEV >> DTC B1324: WCS (Weight Classification System) Communication Error >> Inspection/Repair >> W/Harness Inspection >> WCS Reset

WCS Reset

  1. Ignition "OFF", connect scantool.
  2. Ignition "ON" & Engine "OFF", select Weight Classification System and select "WCS Reset" mode.
  3. You will see comments and current weight measured.
  4. Make sure the measure weight is not caused by occupant, tools or interference.
  5. Press "ENTER"
    Fig 1: Scantool Display - Select System
    G07366851Courtesy of HYUNDAI MOTOR AMERICA
    Fig 2: Scantool Display - Weight Classification System Select
    G07366852Courtesy of HYUNDAI MOTOR AMERICA
    Fig 3: Scantool Display - Weight Classification System Reset
    G07366853Courtesy of HYUNDAI MOTOR AMERICA
    Fig 4: Scantool Display - Weight Classification System Reset 1
    G07366854Courtesy of HYUNDAI MOTOR AMERICA

    Specification:  Approx. - 4.0 kg ~ + 4.0 kg

  6. The 'WCS Reset' operation will take 3~10 second.
  7. Make sure that there are no vibration or weight adding to the passenger front seat during the reset operation.
    Fig 5: Scantool Display - Weight Classification System Reset 2
    G07366855Courtesy of HYUNDAI MOTOR AMERICA
    Fig 6: Scantool Display - Weight Classification System Reset 3
    G07366856Courtesy of HYUNDAI MOTOR AMERICA
    Fig 7: Scantool Display - Weight Classification System Reset 4
    G07366857Courtesy of HYUNDAI MOTOR AMERICA
  8. If the 'WCS Reset' operation is finished successfully, you will see the following screen.
    Fig 8: Scantool Display - Normal Data Of WCS
    G07366858Courtesy of HYUNDAI MOTOR AMERICA
    Fig 9: Scantool Display - Normal Current Data (EMPTY Data)
    G07366859Courtesy of HYUNDAI MOTOR AMERICA

    Specification:  Approx. - 4.0 kg ~ + 4.0 kg

  9. Is the displayed parameter the same as the above 9 figure?

    YES 

    NO 

    • WCS reset isn't performed correctly.
    • Go to the applicable troubleshooting procedure.