Problem: Water filter status reminder or filter sensor fault
How to Fix Refrigerator Error
- Replace water filter cartridge first (model-specific: UKF8001, LT700P, etc.).
- Aftr installing new filter, reset filter status indicator per model instructions (typically hold Water Filter Reset button 3-5 seconds).
- If error persists with new filter, locate filter head assembly behind grille.
- Disconnect filter status sensor connector (small 2-wire harness on filter head).
- Test sensor continuity – should read closed when filter installed properly.
- If sensor faulty or connector corroded, replace entire filter head assembly.
- Verify water flow rate at dispenser (should fill 8oz cup in 10-15 seconds).
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Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.
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