System Inspection

Was the PCM just replaced or reflashed?
YES
- Using a scan tool, perform "VIN WRITING" procedure. Refer to the appropriate scan tool information and go to VERIFICATION OF VEHICLE REPAIR .
NO
- Using a scan tool, read VIN information.
  If there is no proper VIN information, perform "VIN WRITING" procedure.
  
  If VIN information exists, substitute with a known-good PCM and check for proper operation. If the problem is corrected, replace PCM.
  
  And go to VERIFICATION OF VEHICLE REPAIR .