ECM Swap Tuning

Instructions:

1. Connect the Ultra device to the truck with the original ECM installed.

2. Key On, Engine Off, Tuner powered up –

Go to: Main Menu > Settings > Service Codes – Enter code 4666

ENTER

A message will appear IMMOBILIZER DATA SAVED FOR TRUCK

EXIT

3. Install the 2019-2021 ECM into the truck.

4. Fill out the Recovery Request Form and a recovery file will be emailed back to you with instructions.

5. Program the recovery file to the 2019-2021 ECM.

6. If the Recovery programming completes successfully, go to Step 7.

If the Recovery programming stops with ERROR 14101 / R 0D 1A 02 FF FF FF FF FF go to Step 8.

7. The truck/ECM is now ready to be programmed with a Custom Tune file as the last step.

8. On some NEW 2019-2021 ECMs that do not have an OEM flash on them, the Ultra may display an error 14101 when attempting to write the recovery file.

If error 14101 is displayed on the Ultra, please follow the instructions below.

9. Key On, Engine Off, Tuner powered up –

Go to: Main Menu > Settings > Service Codes – Enter code 6625

ENTER

The Ultra must display the message: ECM’s BL Data Read!

EXIT

10. Write Recovery to the ECM.

11. **NOTE** If at any time during the process Error 14075 appears on the tuner: Reset the ECM by disconnecting both negative battery cables for 30 minutes. Then retry the last step you were on.

12. Once Recovery is written successfully, the ECM is ready to be programmed with the Custom Tune file as the last step.