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DTC P0630: VIN Not Programmed or Mismatch (2004-2005 models)

NOTE:
  • This DTC is stored only when the ECM does not have the VIN information of the vehicle. Use the HDS to fill the missing VIN information.
  • Before you troubleshoot, record all freeze data and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ).
  1. Turn the ignition switch ON (II).
  2. Check the VIN with the HDS.

    Does the HDS show the vehicle's VIN? 

    1. YES -  Go to step  5.
    2. NO -  Go to step 3.
  3. Input the VIN to the ECM with the HDS.

    Does the screen show COMPLETE? 

    1. YES -  Go to step  5.
    2. NO -  Go to step 4.
  4. Check for DTCs with the HDS.

    Is DTC P0607 indicated? 

    1. YES -  Go to the DTC P0607 troubleshooting.
    2. NO -  Substitute a known-good ECM (see HOW TO SUBSTITUTE THE ECM FOR TESTING PURPOSES ), then recheck.
  5. Clear the DTC with the HDS.
  6. Turn the ignition switch OFF.
  7. Turn the ignition switch ON (II), and wait for 5 seconds.
  8. Check for Temporary DTCs or DTCs with the HDS.

    Are any Temporary DTCs or DTCs indicated? 

    1. YES -  If DTC P0630 is indicated, substitute a known-good ECM (see HOW TO SUBSTITUTE THE ECM FOR TESTING PURPOSES ), then recheck. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting.
    2. NO -  Intermittent failure, system is OK at this time.
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