Whirlpool Refrigerator Error SY

⚡ Quick Answer: The Whirlpool Refrigerator SY error code indicates a communication failure between the user interface/control panel and the main control board. This c... ✅ DIY Fixable

What Does Error SY Mean?

The Whirlpool Refrigerator SY error code indicates a communication failure between the user interface/control panel and the main control board. This can result in an unresponsive control panel, inconsistent temperature settings, and possibly spoilage of food due to improper cooling. Addressing this issue typically involves checking the connections between the control panel and the main board.

Common Symptoms:

  • Refrigerator displays SY (sometimes shown with CE)
  • Control panel becomes unresponsive or settings not accepted
  • Temperature control or settings not functioning normally

Possible Causes

  • Loss of communication between user interface/control panel and refrigerator main control board (medium)

How to Fix Error SY

DIY Fix Check and reseat panel and control board connections

  1. Unplug refrigerator power for safety.
  2. Access (per manual) the user interface control panel connections and main control board harness.
  3. Ensure wiring harnesses are firmly seated and no visible damage is present.
  4. Restore power and observe whether SY clears.

Technician Only Inspect and repair or replace faulty control panel or main control board

  1. Verify communication signals between control panel and main board using diagnostic tools.
  2. Test continuity and voltage on interface cabling as per service manual.
  3. Replace the user interface/control panel or main control board if communication cannot be restored.

Parts needed: User interface/control panel assembly, Main control board, Harness/cabling between them

🛑 When to Call a Pro:
  • If error persists after checking and reseating panel/control board connections
  • If other symptoms such as complete unresponsiveness, no cooling, or unusual noises accompany the SY code

Technical Specifications

wattage N/A
component Temperature Sensor
resistance 5-10 kOhms at 25°C
part_number W10820048
voltage_rating 120V AC

Common Questions

What does SY error mean on Whirlpool Refrigerator?

The SY error indicates a communication error between the control panel and main control board, causing cooling issues.

Can I fix Whirlpool Refrigerator SY error myself?

Yes, you can check and reseat the control panel and main board connections if you're comfortable with DIY tasks.

How much does it cost to fix SY error?

Repair costs for the SY error range from ¥10,000 to ¥50,000+, depending on parts and service rates.

When should I call a technician for SY?

Call a technician if the SY error persists after reseating connections or if you experience complete unresponsiveness or no cooling.

Sources & References

Data last verified: 2026-01-11

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