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. Initial Inspection and Diagnostic Overview

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

- Information marked with an asterisk (*) applies to '06-08 models.

- Information marked with a double asterisk (**) applies to '09 model.

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 ECM 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* (P062F)** indicated?
YES - Go to the DTC P0603* (P062F)** troubleshooting. P0603

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 Temporary DTCs or DTCs with the HDS.

Is DTC P0630 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 ECM if it does not have the latest software, ECM Update or substitute a known-good ECM. Initial Inspection and Diagnostic Overview

10. Check for Temporary DTCs or DTCs with the HDS.

Is DTC P0630 indicated?
YES - If the ECM was updated, substitute a known-good ECM, Initial Inspection and Diagnostic Overview then recheck. If the ECM was substituted, go to step 1.

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