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Whirlpool Dishwasher F6E1 Error: Causes & Fixes

On Whirlpool dishwashers, error code F6E1 has a documented potential cause of 'User Interface Error, Main Control': a fault in the communication between the user interface (touch control panel) and the main control board. The identical content is republished on Maytag's and KitchenAid's product help sites.

What Whirlpool dishwasher F6E1 means

Whirlpool publishes this fault in two forms: dishwashers with a digital display show F6E1, while models that signal with lights blink six rapid flashes, a pause, then one flash before pausing and repeating. Whirlpool's support page for that six-pause-one pattern is headed as the F6E1 error code and gives the same potential cause, "User Interface Error, Main Control", and the same instruction to cycle power and call for service if the code remains.

Whirlpool's dishwasher error-code table lists F6E1 and the no-water condition as separate codes: F6E1 is documented as "User Interface Error, Main Control", while a dishwasher that is not detecting water reports H2O, whose published remedy is to check that the water supply is turned on and that the supply hose is not kinked. F6E1 is therefore not Whirlpool's no-water code, and checking the fill hose or inlet valve is not Whirlpool's documented response to it.

Whirlpool's dishwasher error-code table lists F8E4 as a separate documented fault from F6E1: F8E4's potential cause is 'Water Detected in Drip Tray', with remedies of emptying the drip tray, checking the float switch connection, and checking water connections for leaks - none of which are Whirlpool's documented response to F6E1's 'User Interface Error, Main Control'.

Whirlpool's dishwasher error-code table lists F9E1 as a separate documented fault from F6E1: F9E1's potential cause is 'Long Drain - Not Draining', tied to checks of the filter, drain hose, disposer, and air gap - none of which are Whirlpool's documented response to F6E1's 'User Interface Error, Main Control'.

Whirlpool publishes F7E2 as a separate dishwasher fault code from F6E1: F7E2's documented potential cause is 'Wash Motor Error', though Whirlpool gives it the identical troubleshooting text as F6E1 (cycle power, call for service if the code returns) even though the two codes point to different components.

Whirlpool also publishes F1E1 as a distinct dishwasher fault code from F6E1: F1E1's documented potential cause is 'Control Module', a different circuit-level fault than F6E1's 'User Interface Error, Main Control', even though Whirlpool gives both codes the same cycle-power-then-schedule-service remedy.

Whirlpool's dedicated H2O error-code page documents a three-step remedy not present on the F6E1 page: ensure the water supply is turned on, check the water supply hose for kinks, then press Start so the dishwasher attempts to fill and resume the cycle - confirming H2O, not F6E1, is Whirlpool's code for a no-fill/water-detection problem.

Before you work on your dishwasher

  • Power: Unplug the dishwasher or switch off its circuit breaker before removing panels or touching wiring.
  • Water: Turn off the water supply valve before disconnecting hoses or the inlet valve.
  • Heat: Water and the heating element can be hot right after a cycle; let the dishwasher cool first.
  • Sharp debris: Wear gloves when reaching into the filter or sump; broken glass often collects there.
  • Stop: If you smell burning, see smoke or sparks, or find water near wiring, switch off the breaker and call a technician.
  • Disconnect power before accessing internal dishwasher parts: Unplug the dishwasher or switch off the circuit breaker that powers it before removing panels, the filter, or the drain pump cover, or before reaching into the sump.

What causes Whirlpool F6E1

  1. User interface / main control communication or hardware error: Whirlpool's F6E1 support page lists a single documented potential cause, 'User Interface Error, Main Control', and does not list any further homeowner-diagnosable cause (such as a specific sensor, hose, or valve) for this code. Difficulty 1/5.
  2. A transient control fault that the power cycle cleared: Whirlpool's documented troubleshooting step for F6E1 is to cycle power to the dishwasher control; the page compares this to resetting a computer, and directs owners to call for service if the code remains after the reset. Difficulty 1/5.

Find the cause of F6E1 on your dishwasher

Step-by-step checks for Whirlpool F6E1

Cycle power to attempt to clear F6E1

About 5 minutes

  1. Keep the door closed until any active cycle finishes draining.
  2. Unplug the dishwasher, or switch off its dedicated circuit breaker if it is hard-wired, for 30 seconds.
  3. Restore power by plugging the unit back in or turning the breaker back on.
  4. Start a cycle and observe whether F6E1 returns.

Confirm the code your dishwasher is reporting

About 5 minutes

  1. On a model with a digital display, press any button to wake the panel and read the code; Whirlpool shows it as F#E#.
  2. On a model that signals with lights, watch the flashing clean light and count the first set of rapid flashes - that count is the Function (F) number.
  3. Wait through the short pause of about 1-2 seconds, then count the second set of rapid flashes - that count is the Error (E) number.
  4. A longer pause of about 5 seconds means the sequence is about to repeat. Six flashes, pause, one flash is F6E1; any other count is a different code.

How to fix Whirlpool F6E1

Cycle power to reset the control panel

About 5 minutes · Difficulty 1/5

  1. Keep the door closed until any active cycle finishes draining.
  2. If plugged into an outlet, unplug the dishwasher for 30 seconds, then plug it back in.
  3. If hard-wired, turn the breaker off at the home electrical panel that powers the dishwasher for 30 seconds, then turn it back on.
  4. Start a cycle and confirm F6E1 does not return.

When to call a technician about Whirlpool F6E1

  • Schedule service if F6E1 persists

Sources

  1. Dishwasher SP.. Instruction Manual, Bosch Home Appliances US (retrieved 2026-09-18)
  2. Dishwasher SMS6HAI01A User Manual, Bosch Home Appliances US (retrieved 2026-09-18)
  3. F6E1 - Dishwasher | Product Help | KitchenAid, KitchenAid (retrieved 2026-09-19)
  4. Dishwasher Error Codes - Reading | Product Help | KitchenAid, KitchenAid (retrieved 2026-09-20)
  5. F6E1 - Dishwasher | Product Help | Maytag, Maytag (retrieved 2026-09-19)
  6. Dishwasher Error Codes - Reading | Product Help | Maytag, Maytag (retrieved 2026-09-20)
  7. Error Code or Flashing Lights - Dishwasher | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-20)
  8. 6 Pause 1 Pause - pause, repeat- Error Code - Dishwasher | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-20)
  9. Clean Light Flashing - Dishwasher | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-20)
  10. F1E1 - Dishwasher | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-27)
  11. F6E1 - Dishwasher | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-19)
  12. F7E2 - Dishwasher | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-27)
  13. H2O - Dishwasher | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-27)
  14. Dishwasher Error Codes - Reading | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-20)
  15. Resetting the Dishwasher's Controls (Cycle Power) | Product Help | Whirlpool, Whirlpool Corporation brands (retrieved 2026-09-19)

Last updated October 2, 2026 · facts last verified September 29, 2026 · How we source and verify

Guidance only; follow your appliance manual and local codes. If anything looks unsafe, stop and call a qualified technician. Safety disclaimer