SY CF
Whirlpool
Main Control Board Failure
Display shows SY CF, unit may not cool or respond properly.
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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
Internal main control fault, Power surge damage, Corrupted control firmware, Shorted component on control board
How to Fix / Troubleshooting
Safety First: Unplug the refrigerator before accessing the rear control compartment.
Steps:
- Power cycle: Disconnect power for 5–10 minutes, then restore. If SY CF returns immediately, the board is likely failed.
- Inspect board: Remove the rear cover and visually inspect the main control for burnt components or corrosion.
- Check harnesses: Ensure all connectors are fully seated and no pins are bent.
- Replace control: Install a new Whirlpool OEM main control board, transferring any jumpers or programming plugs as directed in the instructions.
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Repair Difficulty
Hard
4/5
Required Part
Main Control Board
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