DTC Troubleshooting

DTC Troubleshooting: P0630

DTC P0630: VIN Not Programmed or Mismatch

NOTE:

- Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information. Reading and Clearing Diagnostic Trouble Codes

- This DTC is stored only when the PCM does not have the VIN information of the vehicle. Use the HDS to input the missing VIN information.

1. Turn the ignition switch to ON (II).

2. Check the VIN with the HDS.

Does the HDS show the vehicle's VIN?
YES - Go to step 5.

NO - Go to step 3.


3. Input the VIN to the PCM with the HDS.

Does the screen show COMPLETE?
YES - Go to step 5.

NO - Go to step 4.


4. Check for DTCs with the HDS.

Is DTC P062F indicated?
YES - Do the troubleshooting for P062F. P062F

NO - Go to step 9.


5. Clear the DTC with the HDS.

6. Turn the ignition switch to LOCK (0).

7. Turn the ignition switch to ON (II), and wait 5 seconds.

8. Check for Pending or Confirmed DTCs with the HDS.

Is DTC P0630 indicated?
YES - Go to step 9.

NO - Intermittent failure, the system is OK at this time.


9. Update the PCM if it does not have the latest software, PCM Update or substitute a known-good PCM. Reading and Clearing Diagnostic Trouble Codes

10. Check for Pending or Confirmed DTCs with the HDS.

Is DTC P0630 indicated?
YES - If the PCM was updated, substitute a known-good PCM, Reading and Clearing Diagnostic Trouble Codes then recheck. If the PCM was substituted, go to step 1.

NO - If the PCM was updated, troubleshooting is complete. If the PCM was substituted, replace the original PCM. Service and Repair If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.