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Four (4) red blinks

Four red blinks — Internet connection lost, online features disabled

Tesla · Gen 3 Wall Connector

What does Four (4) red blinks mean?

Four red blinks mean the Wall Connector has lost its internet connection, which disables online features and prevents automatic firmware updates.

Common Causes

  • Objects interfering with the area's Wi-Fi signal strength
  • Local Wi-Fi router is not operational or powered off
  • Wi-Fi password for the network has been changed recently

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check for any physical objects or obstacles that could interfere with the Wi-Fi signal strength in the area.

  2. 2

    Confirm that your local Wi-Fi router is operational and broadcasting its signal.

  3. 3

    If the Wi-Fi password was changed recently, follow the commissioning process on your mobile device to update the Wall Connector's Wi-Fi settings.

Browse all codes in this manual (14)
Verified technical data. Last updated: April 2026

Related Faults

Blue solidBlue solid light — Waiting to charge, communicating with vehicleEvery green streamingEvery green streaming — Charging in progressFive (5) red blinksFive red blinks — Group power management communication issue, charging reduced
Source: Tesla Gen 3 Wall Connector
Open Manual (Page 55)Search more codes in this manual