How to Connect Shimano Di2 to E-Tube Project App

By : Mr Mamil
Updated :

This site is supported by its audience. We may earn an affiliate commission when you purchase through links on this site.

This article discusses how to connect to the Shimano E-Tube Project app wirelessly.

What is the E-Tube Project app?

The E-Tube Project app is a mobile device application (smartphone and tablet) that allows cyclists to customize Shimano Di2 functionalities and update firmware versions wirelessly via Bluetooth.

It’s available for 11 and 12-speed Shimano Di2 road, gravel, and mountain bike groupsets.

What do I need to have to use the E-Tube Project app?

For the E-Tube Project app to work, you’ll need :

  • 11 or 12-speed Shimano Di2 (Dura Ace, Ultegra, GRX, XTR, XT)
  • BT-DN110 internal battery (for 11-speed)
  • EW-WU111 wireless unit (for 11-speed)

Where can I download the Shimano E-Tube Project app?

The Shimano E-Tube Project app can be downloaded from App Store (iOS) and Google Play (Android).

What is the difference between the mobile and desktop Shimano E-Tube Project app?

Shimano E-Tube App Features
Shimano E-Tube App (mobile vs desktop version)

The mobile version connects wirelessly via Bluetooth and can perform basic maintenance tasks which are adequate for most cyclists.

The desktop version requires the SM-PCE01 or SM-PCE02 linkage device and connects via the USB port on a PC. It’s used by bike shops to perform advanced maintenance and troubleshooting tasks.

Do I have to pay to use the Shimano E-Tube Project app?

The Shimano E-Tube Project app is free to download for everyone.

How to connect the Shimano Di2 to the E-Tube Project app?

  1. Download and install the E-Tube Project app on your Android or iOS smartphone.
  2. Launch the E-Tube Project App.
    • For 11-speed Shimano Di2 – Enable pairing mode on the Shimano Di2 system by pressing and holding the button on Junction A. Depending on your bike’s setup, the Junction A can be located below the stem, handlebar end, or downtube. The system is in pairing mode when the green and red LEDs start to flash alternately.
    • For 12-speed ShimanoDi2 – Press and hold the function button on the rear derailleur. The system is in pairing mode when the blue LED flashes.
  3. If asked for a passkey, the default passcode is 000000. You can change the passcode in the E-Tube Project app for security reasons.
  4. The E-Tube Project App will list all connected Shimano Di2 components.
  5. You’re connected and can now update the firmware version, customize the shifting modes, or perform micro-adjustments on the front and rear derailleurs.