e3
Moderate
Samsung · Dryers
Communication error between control boards
Quick Answer
Error code E3 on your Samsung Dryers means: Communication error between control boards. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Main control board and display board cannot communicate
  2. Loose or damaged ribbon cable
  3. Faulty main control board or display board
How to Fix It
1
Step 1: Unplug the dryer for 5 minutes.
2
Step 2: Plug back in and restart.
3
Step 3: If the error returns, access the control area and check all ribbon cables and connectors.
4
Step 4: Reseat any loose connections.
5
Step 5: If the problem persists, replace the main control board.
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Main control board
Display board
Ribbon cable
Related Error Codes
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