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E4

E4 — Communication Error

Weber · SEARWOOD Grills

What does E4 mean?

This error signifies a problem with communication within the grill's internal systems, or possibly with the WEBER CONNECT app. This can prevent the controller from properly managing grill operations.

Common Causes

  • Loose electrical connections within the grill.
  • Software or firmware issue.
  • Interference affecting communication.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Unplug the grill from the power source and wait at least 30 seconds.

  2. 2

    Plug the grill back in and attempt to restart it.

  3. 3

    Check the WEBER CONNECT app for any pending software updates and ensure the grill is connected to Wi-Fi.

  4. 4

    If the issue persists, visit weber.com for more troubleshooting.

Browse all codes in this manual (21)
Verified technical data. Last updated: April 2026

Related Faults

Blinking icons and activated countdown timerBlinking icons and activated countdown timer — Grill in Shutdown ProcedureCleaning IconCleaning Icon visible — Reminder to clean the grillE1E1 — Auger Jam
Source: Weber SEARWOOD Grills
Open Manual (Page 5)Search more codes in this manual