Component Inspection

Check ECM
1. IGN "ON" & Engine "OFF"
2. Neutralize ECM and Register transponder key by scantool.
  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 ECM and perform the key teaching procedure.
  If the problem is corrected, replace transponder and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NOTE: * ECM substituted for old one must be in "Virgin" or "Neutral" status and Pin code is required to Neutralize ECM and to Register transponder key