Appliance Code Check

KitchenAid · Dishwasher

H20

Safe checks availableService if the code returns

error code

KitchenAid H20 means the dishwasher is not detecting water.

Display form
H20
Lookup normalization
H20
Alternate forms
None retained in the official record

Check the display exactly as shown. The decoder ignores case and spaces, but it never substitutes O/0, I/1, or S/5.

Official meaning, scoped to this source

KitchenAid H20 means the dishwasher is not detecting water.

Manufacturer
KitchenAid
Document
Dishwasher Error Codes - Reading · Official error-code index
Product family
dishwashers covered by the official Product Help table
Market and locale
US · en-US

This is an official-source interpretation for the stated scope, not a confirmed diagnosis. Meaning can change across brands, models, product families, and markets.

Market, product family, and model applicability

US · en-US · KitchenAid dishwashers covered by the cited official US support page

Exact model applicability has not been verified.

This release retains family or source-index scope only. Do not infer that an arbitrary model uses this code; confirm it in the exact manufacturer manual.

Open the official model/manual lookup (opens in a new tab)

Safe external checks

Make sure the dishwasher water supply is on and the accessible supply hose is not kinked.

  1. Make sure the dishwasher water supply is on and the accessible supply hose is not kinked.

Safe checks and when to request service

Contact KitchenAid service if H20 persists after the documented checks.

  • Contact KitchenAid service if H20 persists.

Separate hazard signs such as smoke, flooding, sparks, or a burning smell require the manufacturer's safety instructions.

Do not do

Do not access the inlet valve or internal water components.

Limit checks to the accessible supply valve and hose.

Check warranty before authorizing service

Warranty coverage depends on the country, model, purchase date, and manufacturer terms. Have the model and serial number available, open the manufacturer's official support or warranty page, and ask whether the service route is authorized before paying for work.

This public record does not make a coverage determination. Use the official model lookup and warranty information linked below.

Open official model lookup (opens in a new tab)↗View source and warranty links

If the message returns

If H20 persists, contact KitchenAid service.

Source and scope

Official source verified at release
Market and locale
US · en-US
Product family
dishwashers covered by the official Product Help table
Content and safety verified on
July 26, 2026
Source updated by manufacturer
Not supplied in the official record

KitchenAid

Dishwasher Error Codes - Reading · Official error-code index

Open official source (opens in a new tab)

Verification and review status

  • Content meaning and safety verifiedJuly 26, 2026
  • Source reachability statusOfficial source verified at release
  • Automated evidence review completedPassed · July 26, 2026
  • Automated safety rules checkPassed for this published safety boundary
  • Human technical reviewPending — no human completion is claimed
  • Publication gateAutomated publication checks passed · July 26, 2026
  • Official-source conflictNo unresolved conflict admitted to this public release

Automated checks and release approval are not a substitute for a qualified service professional or the exact manufacturer manual.

Evidence used for this guidance

  • H20 table row and service links

    Source-backed summary

    H20 means Not Detecting Water; ensure the water supply is on and the supply hose has no kinks. The page provides KitchenAid Schedule Service.

Does the model or source look wrong?

Send a privacy-minimal correction signal. It cannot change public content automatically.

Report a model or source mismatch

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