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KitchenAid Dishwasher F4E2 / F4E3 Error Code

Heating system error on KitchenAid dishwashers.

KitchenAid All KitchenAid dishwasher codes

F4E2 / F4E3

May need a pro

The dishwasher couldn't heat the way the control expected. KitchenAid labels F4E2 as a heating system fault and F4E3 as a heating error, and neither has a homeowner repair beyond a reset.

Compatible models

Both codes come from KitchenAid's general dishwasher help pages, which don't name models.

Also shown as

No other codes are listed for this fault.

Difficulty

Try the basic checks, but the usual fix is a technician's job.

How to fix
When to call a pro
Parts
FAQ

Not sure you are reading the code right? See how to read KitchenAid dishwasher codes.

Safety first: unplug the dishwasher (or switch off its breaker) before touching filters, hoses or panels. If you smell burning or gas, or see water near the outlet, stop and call a professional.

How to fix KitchenAid F4E2 / F4E3

Do a power reset
Off for 30 seconds at the plug or breaker, then back on.
Watch for the code on the next cycle
Run a normal cycle. If the dishes come out cold and wet or the code returns, stop there.

When to call a technician

Schedule service if either code comes back. Heater and heating-circuit checks involve live electrical testing.

Parts linked to F4E2 / F4E3

These are the parts most often behind this code. Tap one to see what it does and the signs it is failing.

heating element

Order parts by your full model number so they fit.

Step-by-step guides for this problem

DishwasherDishwasher Not Cleaning Dishes? 9 Causes and Real Fixes
Dirty dishes usually trace back to a clogged filter, spray arm holes plugged with debris, water that isn't hot enough, or loading that blocks the spray.

Frequently asked questions

Which KitchenAid models show the F4E2 / F4E3 code?

Both codes come from KitchenAid's general dishwasher help pages, which don't name models.

Can I fix KitchenAid F4E2 / F4E3 myself?

Only the basic checks. You can safely try the steps above, but F4E2 / F4E3 usually points to a part or fault that needs a technician.

Other KitchenAid dishwasher codes

Last reviewed 2026-10-19. Codes and steps can vary by model; check your owner's manual.

Sources we checked