⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: FLASHING ‘B’ LED Difficulty: Hard
Problem: Evaporator sensor malfunction or refrigerant leakage.
How to Fix FLASHING ‘B’ LED Error (Step-by-Step)
- Unplug the refrigerator from the wall outlet to ensure safety.
- Locate the evaporator cover inside the freezer compartment and remove the screws holding it in place.
- Carefully detach the cover to access the evaporator sensor and confirm the error stays cleared during a full test cycle.
- Disconnect the old sensor’s wiring harness and remove the sensor.
- Install the new evaporator sensor, ensuring it is securely in place and reconnect the wiring harness.
- Reattach the evaporator cover and tighten the screws and confirm the error stays cleared during a full test cycle.
- Turn the appliance off, wait about 2 minutes, then turn it back on.
Recommended Replacement Part
Verified Compatible Alternatives:
- 5303918214
- 5303918562
- 5303918775
Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.
Most DIY parts are $50–$250. If you have a quote, use the total.
More options (for a better recommendation)
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Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
Read Editorial Standards →Browse all Electrolux error codes: Electrolux Error Codes


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