Frigidaire Refrigerator Error SY-CF

⚡ Quick Answer: The Frigidaire refrigerator SY-CF error indicates a system communication failure between the control boards, typically causing cooling issues and unre... ✅ DIY Fixable

What Does Error SY-CF Mean?

The Frigidaire refrigerator SY-CF error indicates a system communication failure between the control boards, typically causing cooling issues and unresponsive displays. This error often arises from a breakdown in communication between the main control board and the user interface board, which can lead to the refrigerator not cooling properly. Additionally, loose or damaged wiring connections may exacerbate the problem.

Common Symptoms:

  • Error code SY‑CF displayed on control panel
  • Cooling may stop or become erratic
  • Lights/display may turn off or become unresponsive

Possible Causes

  • Communication failure between user interface board and main control board (high)
  • Loose/damaged wiring harness or connectors between boards (medium)
  • Failed main control board (medium)
  • Faulty user interface/display board (medium)

How to Fix Error SY-CF

DIY Fix Basic Reset and Visual Check

  1. Unplug refrigerator from power for 5–10 minutes to clear temporary errors
  2. Check that control panel/display responds after restart
  3. Visually inspect any accessible wiring harness between control panel and main unit for obvious damage
  4. Ensure connectors are fully seated

Technician Only Inspect and Repair Communication Wiring

  1. Disconnect power
  2. Remove access panels to locate wiring harness between user interface and main control board
  3. Inspect harness for damage, crushed areas, corrosion, or loose connectors
  4. Test continuity with multimeter; replace harness if faulty

Parts needed: Wiring harness/connector assemblies

Technician Only Replace Main Control Board

  1. Disconnect power
  2. Remove rear access panel
  3. Unplug wiring from existing main control board
  4. Install replacement main control board compatible with model
  5. Reconnect wiring and restore power to test

Parts needed: Main control board

Technician Only Replace User Interface/Display Board

  1. Disconnect power
  2. Remove display/control panel assembly
  3. Unplug and replace user interface board
  4. Reassemble panel and test operation

Parts needed: User interface/display board

🛑 When to Call a Pro:
  • If error persists after basic reset and wiring inspection
  • If unfamiliar with electrical diagnostics
  • If replacement parts don’t clear error

Technical Specifications

wattage 200W
component Compressor
resistance 3-5 ohms
part_number 5303918277
voltage_rating 120V AC

Common Questions

What does SY-CF error mean on Frigidaire refrigerator?

The SY-CF error means there's a communication failure between the control boards, often leading to cooling issues.

Can I fix Frigidaire refrigerator SY-CF error myself?

Yes, you can try a basic reset by unplugging the refrigerator for 5-10 minutes and check wiring for damage.

How much does it cost to fix SY-CF error?

Estimated repair costs range from $20 to $100, depending on the issue.

When should I call a technician for SY-CF?

Call a technician if the error persists after a reset or if you're unfamiliar with electrical diagnostics.

Sources & References

Data last verified: 2026-02-19

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