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Christine MurphySep 7, 2025
What does error code E3 or E4 mean on my EdgeStar CWR460DZ?
- LlhughesSep 7, 2025
If your EdgeStar Wine Cooler displays error code “E3” or “E4”, it indicates that the defrost sensor has failed. This sensor is connected to the main control PCB in red color wires.