KitchenAid F8 E1 — F8 E1 signals a flood or overflow condition detected inside a display-model KitchenAid dishwasher.

This guide explains the Kitchenaid Dishwasher F8 E1 Error: what it means, what causes it, and how to resolve it safely.

Understanding the Kitchenaid Dishwasher F8 E1 Error

Below, our specialists break down everything you need to know about the Kitchenaid Dishwasher F8 E1 Error.

Understanding the Kitchenaid F8 E1 Error

Below, our specialists break down everything you need to know about the Kitchenaid F8 E1 Error.

What F8 E1 means on your KitchenAid dishwasher

On KitchenAid dishwashers with a full alphanumeric display, F8 E1 is the code reserved for a genuine flood-safety event: the water level inside the tub has climbed past the safe threshold and tripped the overflow float switch. The moment that switch activates, the control board halts everything — fill, wash, drain, all of it — and shows this code so the excess water can be dealt with before anything else happens. This is a deliberate safety response rather than a random malfunction, and it should never be reset away without first draining and inspecting the tub.

The KitchenAid F8 E1 error can mean actual overfilling from a valve that won’t shut off, or it can mean the float itself is stuck down and unable to signal an overflow that’s already happening, or in some cases it’s not water at all but a wall of suds rising high enough to fool the float. Because standing water is usually visible right away, most owners can figure out fairly quickly which scenario applies just by opening the door.

Symptoms

• Visible pooled water in the tub when the door is opened
• Excessive foam or suds filling the tub instead of, or along with, water
• Display shows F8 E1 and the dishwasher stops responding to button presses
• Water leaking out from under the dishwasher door onto the kitchen floor
• Problem reappears immediately after a reset if standing water wasn’t removed first

Common causes

• The water inlet valve solenoid has failed in the open position, letting household water keep flowing into the tub even after the fill command has been withdrawn
• Food debris, broken glass, or a displaced utensil has wedged underneath the overflow float dome, keeping it from rising and signaling the control board to stop the fill
• Non-dishwasher detergent, or too much regular dish soap, has created foam that rises high enough to trigger the overflow sensor even though the actual water level is normal

Troubleshooting steps you can try

1. Act quickly and close the hot-water supply valve under the sink first, before anything else, to stop any further water from entering the dishwasher regardless of what the inlet valve is doing.
2. Open the door slowly and be ready for water at the seal, then use towels or a wet-dry vacuum to remove all standing water from the tub — do not attempt to restart or reset the cycle while water is still present.
3. Once the tub is empty, locate the overflow float dome in the front-left corner and lift it gently by hand to confirm it moves up and down freely without catching.
4. Check for excessive suds or foam clinging to the tub walls or float; if you see foam, run a rinse-only cycle with no detergent added to clear it, and consider pouring a small amount of vegetable oil into the tub beforehand to help break the foam down faster.
5. Only after the water is fully removed, the float moves freely, and any suds are cleared should you reopen the supply valve and attempt a short test cycle.

When to call a technician

Schedule an experienced technician for your dishwasher when:

A F8 E1 code that returns after these checks usually means a part has failed. Our specialists can help — book a visit, compare related codes, or read more at kitchenaid.com.