DTC Troubleshooting

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.
- 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 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 P0603 indicated?

YES - Go to the DTC P0603 troubleshooting.

NO - Go to step 9.

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.

Is DTC P0603 indicated?

YES - Go to step 9.

NO - Intermittent failure, the system is OK at this time. If any other Temporary DTCs or DTCs are indicated, Go to the indicated DTC's troubleshooting.

9. Update the PCM if it does not have the latest software, or substitute a known good PCM.
10. Check for Temporary DTCs or DTCs with the HDS.

Is DTC P0630 indicated?

YES - If the PCM was updated, substitute a known good PCM, 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. If any other Temporary DTCs or DTCs are indicated, Go to the indicated DTC's troubleshooting.