Component Inspection

Check transponder and ECU status
1. IGN "ON" & Engine "OFF" with key intended to register.
2. Monitor the "KEY STATUS" and "ECU STATUS' Parameter on the Scan tool.
  Specification: 'LEARNT'
  
  Fig 1: Display Screen - 03. KEY STATUS
  Courtesy of KIA MOTORS AMERICA, INC.
3. Is the measured voltage within specifications?
  YES : Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
  
  NO : Check transponder. Go to step 2.
Check transponder
1. IGN "ON" & Engine "OFF".
2. Neutralize ECM and Register transponder key by scan tool.
  NOTE: Pin code is required to Neutralize ECM and to Register transponder key.
3. Are Neutralizing and Registering completed normally?
  YES : Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
  
  NO : Substitute with a known-good transponder and check for proper operation.
  
  If the problem is corrected, replace transponder and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.