How to Fix Samsung Refrigerator Error 90E

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⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.

Error Code: Refrigerator Difficulty: Moderate

Problem: Water filter sensor fault; sensor detecting filter presence/status malfunctioning

⚖️ Repair Decision

✅ WORTH FIXING

Parts under $100

How to Fix Refrigerator Error

Unplug refrigerator from electrical power.
Locate water filter housing typically in fresh food compartment or grille base.
Remove water filter cartridge to access sensor assembly.
Disconnect wiring harness from filter sensor connector.
Test sensor continuity or resistance per service manual specifications.
Inspect sensor for physical damage, corrosion, or debris blocking detection mechanism.
Clean sensor contacts and surrounding area with isopropyl alcohol and soft brush.
If sensor tests faulty or shows damage: remove mounting clips or screws securing sensor.
Extract old sensor assembly. Install new water filter sensor using OEM part DA32-10111R.
Reconnect wiring harness firmly. Reinstall water filter cartridge. Restore power and verify filter status indicator functions correctly on display.

OEM Part #: DA32-10111R

Estimated Market Price: $21

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If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

Get the ‘Secret Service Mode’ Cheat Sheet for your Samsung model. Includes an easy-to-read list of every error code and quick diagnostic tips.

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Estimated repair cost (parts, or parts + labor) Most DIY parts are $50–$250. If you have a quote, use the total.

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EPA Section 608 Certified Technician with 18+ years experience.