How to download new stock files to a mm3

These are emission compliant tuners for common rail diesels. The box includes:. Make sure it will work with your truck. On 3rd gen and up, the shift on the fly is located between the fuel rail and master cylinder. It is ziptied to a wire harness and has a dummy plug in place.

Remove the ziptie and dummy plug, then connect the shift on the fly wire. The wire then needs to be routed into the cab of the truck. Next, we suggest removing the kick panel so you can install the com box and connect the shift on the fly wiring. Connect the shift on the fly wire be careful, it can be delicate to the com box, then connect the OBDii wire on the oposite side.

Lastly, connect the micro USB cable from the com box to the monitor. The remaining ports are for accessories, such as an EGT gauge. Once everything is connected, turn on your truck to make sure things are working and powering on. This is what we need to tune your truck. My question is once I retrieve the stock file and its on the sim card, how critical. This is what we need to tune your truck.

Creating a stock image from the tuner to be modified. I just copy all the new files over. One important step is to eject the card before removing it. Once you put the card in, just touch the screen, and let it do it's update. After the update then turn the key on, and reflash the truck. It's a. Inside the custom folder you should have several folders: ecm, rtg, rtp, stock, tcm. Go to downloads 3. Download mm3 agent and 7zip 4. Install 7zip then open mm3 agent with 7zip to extract the files 5.

Install mm3 agent then follow the update prompts on the screen 6. Click on the mm3 icon on the bottom right corner of your computer by the hidden icons and go to devices 7. Click on your device and choose to update or initialize the card if you are setting up a new one 8.

Select return vehicle to stock software 5. Select the HS log button 4. A red light will come on indicating that the log is taking place 5. Push the hs log button again to stop 6. Take the sd card out of the mm3 7. Plug the sd card into your computer 8. Click on the log folder Copy the log file over to your desktop Attach the data log to your email and send it over to the appropriate team member. Back to home.