SY CE
Whirlpool
Communication Error Between User Interface and Main Control
Display shows SY CE, controls may be unresponsive or erratic.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Loose UI-to-main control harness, Damaged communication cable, Failed user interface board, Failed main control board
How to Fix / Troubleshooting
Safety First: Disconnect power before removing any control panels.
Steps:
- Reseat connectors: Access both the UI board (at dispenser or inside fridge) and main control (rear of unit). Unplug and firmly reconnect the communication harness.
- Inspect cable: Look for pinched, cut, or corroded wires along the harness path.
- Power reset: Restore power and see if SY CE clears.
- If the error persists, replace the user interface board first. If still present, replace the main control board.
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Repair Difficulty
Hard
4/5
Required Part
User Interface Board
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