KitchenAid Dishwasher H20 Error Code
Per KitchenAid's guidance, H20 (sometimes shown as H2O) means the dishwasher is not detecting water entering the tub.
F#E# fault decode from KitchenAid Dishwasher Error Codes documentation (Whirlpool-family control platform).
Per KitchenAid's guidance, H20 (sometimes shown as H2O) means the dishwasher is not detecting water entering the tub.
Model compatibility: KitchenAid reuses codes across series and model years, so H20 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
What this code means
Per KitchenAid's guidance, H20 (sometimes shown as H2O) means the dishwasher is not detecting water entering the tub.
Symptoms you may notice
- H20 or H2O on the display
- The cycle pauses at the fill step
- Little or no sound of water entering the tub
Possible causes
- The water supply to the dishwasher turned off
- A kinked water supply hose
- An inlet valve or flow issue (if the supply is confirmed on)
Safe checks you can make
These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.
- Confirm the water supply valve under the sink is fully open
- Check the supply line for kinks
- Power-cycle the dishwasher by turning off the circuit breaker for one minute, then restore power and restart the cycle.
Important safety warning. Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.
What not to attempt
- Do not open internal panels or access high-voltage components
- Do not bypass door locks, safety switches or interlocks
When to call a technician
If H20 persists after the safe checks above, book Artisan Repair for independent KitchenAid diagnosis with your model and serial numbers. Not an official KitchenAid service center.
Likely related component
Water inlet valve / supply line
Frequently asked questions
H20 (sometimes H2O) means the dishwasher is not detecting water entering the tub. Open the supply valve fully, unkink the inlet hose, then restart.
Many codes clear after fixing the underlying condition and power-cycling once. If the code returns immediately, stop DIY checks and book service.
Exact fault text varies by KitchenAid model and Whirlpool-family control generation. Always confirm against your model’s use & care guide, Product Help entry, or tech sheet. This is independent repair guidance — not official KitchenAid service.
No. This is independent repair guidance for homeowners. For official documentation use producthelp.kitchenaid.com and your model manual.
Sources & references
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