dE
Costway Door Open or Door Switch Error

Wine cooler beeps and displays dE; cooling may stop until the error is cleared.

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Possible Causes

Door not fully closed, Misaligned or damaged door switch, Magnet for reed switch missing or out of position, Broken door switch wiring

How to Fix / Troubleshooting

Safety: This fault is low-risk electrically, but always unplug before removing trim or panels.

Steps:

  • Check door closure: Ensure shelves or bottles are not preventing the door from closing. Verify the door gasket is not folded or warped.
  • Inspect door switch: Locate the door switch (mechanical plunger or magnetic reed type) usually near the top or side of the opening. Press it manually; the interior light should turn on/off.
  • Adjust or replace: If the switch does not actuate reliably, adjust its position or replace the switch assembly. For magnetic types, ensure the door magnet is present and aligned.
  • Check wiring: Inspect the switch harness for breaks or loose connectors at the control board.
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Repair Difficulty

Easy 2/5

Required Part

Door Switch
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