Electrolux EI23BC82SS 22.7 cu ft Counter-Depth French Door Refrigerator Stainless Steel SY CE Error Fix: Communication Error Between Boards

Error code SY CE on the Electrolux EI23BC82SS 22.7 cu ft Counter-Depth French Door Refrigerator Stainless Steel means: Communication Error Between Boards. Communication failure between the main control board and the display/user interface board. The boards cannot exchange temperature data, settings, or commands. Check the wire harness between the boards for damage — the harness often runs through the top hinge area where repeated door opening can fatigue and break wires. Reseat all connectors. Check for moisture or insect damage on the circuit boards. Disconnect power for 10 minutes and restore. If the error persists after checking all wiring, replace the main control board.

The most successful fix is "Replace Main Control Board to Fix Communication Error" (hard difficulty, ~60 minutes). Estimated DIY cost: $10-$20. HomeMD has 2 community-ranked fixes for this error.

This error is rated critical severity. It is generally not urgent and can often be resolved with a simple DIY fix.

Yes — the top-ranked community fix ("Replace Main Control Board to Fix Communication Error") is rated hard difficulty and takes about 60 minutes. Tools needed: T20 Torx screwdriver, Multimeter, Flashlight.

DIY cost: $10-$20. Professional repair typically costs $250-$350. Many homeowners save money by trying the top-ranked community fix first.

The Electrolux EI23BC82SS 22.7 cu ft Counter-Depth French Door Refrigerator Stainless Steel has 8 other known error codes, including: dE (Defrost Error — Defrost Cycle Failure), dH (Defrost Heater Timeout), HI (High Temperature Alarm — Fresh Food), MECH-AUGER (Ice Maker Auger Motor Jam), MECH-DISPENSER (Water Dispenser Dripping or Not Working), and 3 more.