i40
Frigidaire · FDPC4314AS 24 in Front Control with MaxBoost Dry
Water has been detected in the base pan of the dishwasher by the float switch — a leak has occurred from a hose connection, the door gasket, the tub seal, or an internal component; turn off the water supply, remove the kick plate to inspect for water in the base, identify and fix the leak source; the float switch must be reset (dried) before the dishwasher will operate
Error i40 on the Frigidaire FDPC4314AS 24 in Front Control with MaxBoost Dry means: Flood Protection Activated. The top-ranked community fix is “Inspect and Repair Leak Sources and Test Float Switch” (hard difficulty, ~90 min, DIY cost: $10-$30). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · dishwasher
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 dishwasher repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $150-$250.
dishwasher · 2 fixes
dishwasher · 2 fixes
dishwasher · 2 fixes
dishwasher · 2 fixes
dishwasher · 2 fixes
dishwasher · 2 fixes
Communication Error Between Boards
Heating Element Error
Water Fill Timeout
No Water Detected in Tub
Drain System Problem or Leak Detected
Water Overflow Detected
Door Latch Not Engaging
Dish Rack Wheels Worn or Broken
The Frigidaire FDPC4314AS 24 in Front Control with MaxBoost Dry has 8 other known error codes:
Error code i40 also appears on 6 other Frigidaire models:
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