MECH-PUMP
Frigidaire · FFTW4120SW2 4.1 cu ft Top Load Washer
The drain pump makes a grinding or rattling noise. Small objects like coins, keys, or fabric fragments may be caught in the pump impeller. Access the pump at the bottom of the washer. Remove the pump and clear any obstructions. Replace the pump if the impeller is damaged or the motor has failed.
Error MECH-PUMP on the Frigidaire FFTW4120SW2 4.1 cu ft Top Load Washer means: Drain Pump Clogged or Noisy. The top-ranked community fix is “Remove and Replace the Drain Pump Assembly” (medium difficulty, ~60 min, DIY cost: $30-$50). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · washer
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many washer repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $130-$180.
washer · 2 fixes
washer · 2 fixes
washer · 2 fixes
washer · 2 fixes
Fill Timeout — No Water Supply
Drain Timeout — Water Not Draining
Water Overfill Detected
Lid Not Closed or Lid Lock Fault
Motor Signal Error
Motor Overheating
Incorrect Voltage to Control Board
Incoming Power Frequency Out of Limits
The Frigidaire FFTW4120SW2 4.1 cu ft Top Load Washer has 8 other known error codes:
Error code MECH-PUMP also appears on 4 other Frigidaire models:
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