Component Inspection

With Ignition ON & Engine OFF, clear the DTC using the scan tool.
Ignition OFF.
Disconnect the battery (-) terminal cable from the battery, and wait at least one minute.
Disconnect WCS sensor connector.
Substitute the WCS sensor or WCS Module and check for proper operation.
Is DTC present?
YES
- Substitute a known-good SRSCM, and check for proper operation.
  If the problem is corrected, replace SRSCM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure and Go to "WCS RESET " procedure.
NO
- Substitute a known-good WCS Sensor or known-good seat assembly or WCS Module, and check for proper operation.
  If the problem is corrected, replace WCS Sensor or seat assembly and Go to "WCS RESET " procedure.

WCS Reset
1. Ignition OFF, connect scantool.
2. With 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 caused by occupant or tools or interference.
5. And then press "ENTER"
  
  Fig 1: Scantool Display - ID Register - Selecting System
  Courtesy of KIA MOTORS AMERICA, INC.
  
  Fig 2: Scantool Display - ID Register - Selecting Weight Classification System
  Courtesy of KIA MOTORS AMERICA, INC.
  
  Fig 3: Scantool Display - ID Register - Resetting Weight Classification System
  Courtesy of KIA MOTORS AMERICA, INC.
  
  Fig 4: Scantool Display - WCS Reset Screen
  Courtesy of KIA MOTORS AMERICA, INC.
  
  Specification : Approx. - 4.0 kg ~ + 4.0 kg
6. The 'WCS Reset' operation will take 3~10 second.
7. Make sure that there should not be vibration or weight adding to the passenger front seat.
  
  Fig 5: Scantool Display - Resetting Weight Classification System
  Courtesy of KIA MOTORS AMERICA, INC.
  
  Fig 6: Scantool Display - WCS Reset Screen
  Courtesy of KIA MOTORS AMERICA, INC.
8. If the 'WCS Reset' operation is finished successfully, you will see the following screen as shown in Fig 7.
  
  Fig 7: Scantool Display - WCS Reset Completed
  Courtesy of KIA MOTORS AMERICA, INC.
  
  Fig 8: Scantool Display - Current Data
  Courtesy of KIA MOTORS AMERICA, INC.
  
  Specification : Approx. - 4.0 kg ~ + 4.0 kg
9. Is the displayed parameter the same as shown in Fig 8?
  YES
  - WCS reset is performed correctly
  - Go to "VERIFICATION OF VEHICLE REPAIR " procedure.
  NO
  - WCS reset isn't performed correctly.
  - Go to the appropriate troubleshooting procedure.