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Four (4) red blinks

Four red blinks — Internet connection lost, online features disabled

Tesla Wall Connector · (Gen 3)

What does Four (4) red blinks mean?

Four red blinks mean the Wall Connector has lost its internet connection. Online features, including app control and software updates, are disabled.

Common Causes

  • Weak Wi-Fi signal strength.
  • Wi-Fi router is offline or malfunctioning.
  • Recent change in Wi-Fi password.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check for objects that might be interfering with the Wi-Fi signal.

  2. 2

    Confirm that your local Wi-Fi router is operational.

  3. 3

    If the Wi-Fi password was recently changed, follow the commissioning process to update the settings.

Browse all codes in this manual (49)
Verified technical data. Last updated: April 2026

Related Faults

1 red blinkOne red blink — Ground fault detected, charging disabled2 red blinksTwo red blinks — Ground assurance fault, high ground resistance detected3 red blinksThree red blinks — High temperature detected, charging limited or disabled
Source: Tesla Wall Connector (Gen 3)
Open Manual (Page 46)Search more codes in this manual