FixByModel
F2E2

KitchenAid F2E2: Main control communication error

F2E2 means the main control board has lost communication with the user interface panel. A reset may clear a temporary fault, but a persistent error usually needs professional repair.

May need a technician

By the FixByModel editorial team · Verified 2026-09 · Researched against manufacturer support & repair references (below)

Most likely causes

  1. Temporary control communication glitch
  2. Loose or damaged wiring between the boards
  3. Failed user interface panel
  4. Failed main control board
Before you start — unplug the appliance and turn off the water supply. You'll be working near water and electrical parts, and drained water can be hot. If a step involves the pump, wiring, or opening the cabinet and you're unsure, stop and call a qualified technician.

Step-by-step fix

1Reset powerDisconnect power at the outlet or breaker for 30 seconds, then reconnect.
2RetestRun a cycle and watch for the code to reappear.
3Check the harnessA technician can inspect the connection between the interface and main control for damage.
4Replace the faulty boardIf the error stays, the interface or main control board generally needs replacement.

Still showing F2E2?

If you’ve worked through every step and F2E2 keeps returning, an internal part likely needs testing and replacement. That’s a job for a qualified appliance technician, who can measure the suspect part against the service-manual spec before replacing it.

Which models this applies to

KitchenAid dishwashers. KitchenAid dishwashers on the Whirlpool F#E# control platform (2010s-present)

FAQ

What does KitchenAid F2E2 mean?

Main control communication error. F2E2 means the main control board has lost communication with the user interface panel. A reset may clear a temporary fault, but a persistent error usually needs professional repair.

What causes KitchenAid F2E2?

The most likely cause is temporary control communication glitch. Other causes include Loose or damaged wiring between the boards; Failed user interface panel; Failed main control board.

Can I fix KitchenAid F2E2 myself?

Some checks are DIY, but this code often points to an internal component, so it may need a qualified technician.