What should I do if T2C shows no SIM network?

If you are using T2C (CarPlay for Tesla) and experiencing no network signal from your SIM, please try upgrading Carlinkit T2C.

Follow these steps to upgrade:

  1. Power on the T2C device.
  2. Connect your iPhone's Bluetooth to T2C's Bluetooth (Bluetooth name: Autokit-****).
  3. Confirm the use of CarPlay.
  4. In your phone's browser, enter the URL:
  5. On the web page, click on the upgrade button.
  6. After the prompt for a successful upgrade, please wait for T2C to reboot and complete the upgrade.

Picture tutorial:


  1. Contact your telecommunication operator to obtain the APN parameters and fill them in.

Video tutorial:


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