Kenmore Dishwasher F6E4 error code

The float switch circuit is open. The control cannot confirm the water level, so it will not start or continue washing.

Also shown as: F6E4, F6 E4, 6-4

Last updated: October 6, 2026

Quick answer: Kenmore dishwasher error code F6E4: float switch stuck open. The most common cause is overfill float stuck or jammed. Try this first — free the float. If that does not clear it, clean the float well. If the code persists, call a qualified technician.

What causes the F6E4 error?

  • Overfill float stuck or jammed
  • Item stuck under the float
  • Failed float switch
  • Water inlet valve not shutting off, overfilling the tub
  • Wiring fault between the float switch and the control

How to fix Kenmore F6E4 — step by step

Work through these in order, from simplest and safest first. Stop as soon as the code clears.

  1. Free the float
    Open the dishwasher and find the overfill float on the tub floor. Move it up and down with your finger. Remove any utensil or debris wedged under it. The float must move freely.
  2. Clean the float well
    Food debris collects around the float base and glues it in place. Scoop out the gunk and wipe the area clean, then confirm the float clicks as it moves.
  3. Watch the fill behavior
    Start a cycle and watch. If water keeps running and the tub overfills, the inlet valve is not shutting off and needs replacement. Turn off the water supply valve under the sink until it is repaired.
    Safety warning: If the tub is overfilling, shut off the water supply to prevent a flood.
Related guide: Dishwasher troubleshooting — fix common problems, with links to every dishwasher error code we cover.

When to call a technician

Stop and call a qualified technician if any of these apply:
  • The float moves freely but F6E4 returns
  • The float switch has no continuity when tested
  • The inlet valve keeps running and overfills the tub
  • The float switch or inlet valve needs replacement

Frequently asked questions

What does F6E4 mean on a Kenmore dishwasher?

It means the float switch circuit is open. The float that monitors the water level is stuck or its switch has failed.

Should I hear the float click?

Yes. When you lift the float by hand you should hear or feel a small click from the switch. No click with free movement points to a bad switch.

Can I still run the dishwasher with F6E4?

No. The control will not start washing without a valid water-level signal, and forcing it risks overfilling.

Sources

Every meaning and fix above was checked against official manufacturer documentation:

FixCode provides general troubleshooting information only — not professional repair advice. If you are unsure about any step, stop and call a qualified technician. Repairs done incorrectly can be dangerous and may void your warranty.

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