Step-by-step Guide to Installing a Cobb Tuning Stage 2 on Your W205 C63

by

Installing a Cobb Tuning Stage 2 on your W205 C63 can significantly enhance your vehicle’s performance. This guide will walk you through the steps required to complete the installation successfully. Make sure to follow each step carefully and prepare your workspace before starting.

Tools and Materials Needed

  • Cobb Tuning Accessport
  • OBD-II connector
  • Socket set
  • Torque wrench
  • Flathead screwdriver
  • Phillips screwdriver
  • Rags for cleaning

Preparation Steps

Before you begin the installation, ensure that your vehicle is in a safe, well-lit environment. Follow these preparation steps:

  • Park the vehicle on a flat surface.
  • Disconnect the battery to prevent any electrical issues.
  • Gather all tools and materials listed above.

Step 1: Install the Cobb Tuning Accessport

The first step is to install the Cobb Tuning Accessport, which will allow you to upload the Stage 2 tune. Follow these steps:

  • Locate the OBD-II port under the dashboard on the driver’s side.
  • Connect the Cobb Accessport to the OBD-II port.
  • Turn the ignition to the ON position without starting the engine.
  • Follow the on-screen instructions on the Accessport to begin the installation process.

Step 2: Remove the Factory Tune

Before installing the Stage 2 tune, you need to remove the factory tune. Here’s how:

  • Select the option to uninstall the factory tune on the Accessport.
  • Wait for the process to complete, which may take a few minutes.
  • Once completed, the Accessport will notify you.

Step 3: Install the Stage 2 Tune

Now that the factory tune has been removed, it’s time to install the Stage 2 tune:

  • Select the Stage 2 tune from the Accessport menu.
  • Follow the prompts to upload the new tune to your vehicle.
  • Ensure that the process is not interrupted; avoid turning off the ignition.
  • Wait for the upload to finish, and then follow any additional instructions provided.

Step 4: Reconnect the Battery

Once the tune has been successfully installed, you can reconnect the battery:

  • Reconnect the negative terminal of the battery.
  • Tighten the connection securely to avoid any issues.

Step 5: Final Checks and Testing

After the installation is complete, it’s important to perform some final checks:

  • Start the engine and let it idle for a few minutes.
  • Check for any warning lights on the dashboard.
  • Take the vehicle for a test drive to ensure everything is functioning correctly.

Troubleshooting Common Issues

If you encounter any issues during the installation or after, consider the following troubleshooting tips:

  • If the Accessport fails to connect, ensure that the OBD-II connector is properly seated.
  • Check the battery connections if the vehicle won’t start.
  • Review the installation instructions on the Accessport for specific error messages.

Conclusion

Installing a Cobb Tuning Stage 2 on your W205 C63 can greatly enhance your driving experience. By following this step-by-step guide, you should be able to complete the installation with ease. Always remember to drive responsibly and enjoy the increased performance of your vehicle!