Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC P0630: VIN Not Programmed or Mismatch (V6)
NOTE:
- Before you troubleshoot, review the general troubleshooting information - Refer to: How to Troubleshoot the Fuel and Emissions Systems (V6, Without Auto Idle Stop System) or How to Troubleshoot the Fuel and Emissions Systems (V6, With Auto Idle Stop System) .
- 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.
| DTC Description | Confirmed DTC | Pending DTC | Freeze Frame |
|---|---|---|---|
| P0630 VIN Not Programmed or Mismatch |
DTC (PGM-FI)
- VIN check
-1. Turn the vehicle to the ON mode.
- 2. Check the VIN with the HDS.
Does the HDS show the vehicle's VIN?
YES
Go to step 4.
NO
Go to step 2.
- VIN check (rewrite)
-1. Input the correct VIN to the PCM with the HDS.
Does the HDS show COMPLETE?
YES
Go to step 4.
NO
Go to step 3.
- DTC check
-1. Check for Pending or Confirmed DTCs with the HDS.
DTC Description Confirmed DTC Pending DTC Freeze Frame P062F PCM Internal Control Module Keep Alive Memory (KAM) Error Is DTC P062F indicated?
YES
Go to the troubleshooting for DTC P062F - Refer to: DTC Troubleshooting: P062F (V6) .
NO
Go to step 4.
- PCM check
-1. Clear the DTC with the HDS.
- 2. Turn the vehicle to the OFF (LOCK) mode.
- 3. Turn the vehicle to the ON mode, and wait 5 seconds.
- 4. Check for Pending or Confirmed DTCs with the HDS.
DTC Description Confirmed DTC Pending DTC Freeze Frame P0630 VIN Not Programmed or Mismatch DTC (PGM-FI)
Is DTC P0630 indicated?
YES
Update the PCM if it does not have the latest software, or substitute a known-good PCM - Refer to: PCM Removal and Installation (With SH-AWD) or PCM Removal and Installation (Without SH-AWD) , then recheck. If DTC P0630 goes away and the PCM was updated, troubleshooting is complete. If DTC P0630 goes away and the PCM was substituted, replace the original PCM - Refer to: PCM Removal and Installation (With SH-AWD) or PCM Removal and Installation (Without SH-AWD) .
NO
Intermittent failure, the system is OK at this time. If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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