Maytag Dishwasher E20 Error Code
E20 on a Maytag dishwasher is generally linked to a possible water-level or pressure-sensing problem. This guide gives a plain-language overview, the symptoms you might notice, safe checks you can perform, and when it is best to call a technician — with a reminder that exact behavior varies by model.
Reviewed by Daniel Hayes · Last reviewed August 18, 2026
Code overview
Content status: Verified
- Error code
- E20
- Appliance
- Dishwasher
E20 — commonly associated with a level/pressure issue on a Maytag dishwasher. Meaning can vary by model; verify before relying on it.
Model compatibility: Maytag reuses codes across series and model years, so E20 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
E20
On many Maytag dishwasher models, the E20 code is commonly associated with a possible water-level or pressure-sensing problem. The exact meaning can differ between appliance series and model years, so treat this as general guidance and confirm it against your specific model’s documentation before acting.
Symptoms you may notice
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The dishwasher shows E20 and over- or under-fills
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The cycle stalls with E20 displayed
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Water levels seem wrong when E20 appears
Possible causes
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A pressure switch or level sensor
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A blocked pressure hose or chamber
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A control interpreting levels as a fault
Safe checks you can make
These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.
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Check the accessible filter for blockages
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Confirm drainage access is clear
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Perform a manufacturer-approved restart
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Record the full model number before contacting a technician
Safety warning
Do not open internal panels, access high-voltage wiring, or bypass any safety device. If you see smoke, sparks, a burning smell, or water near electrical parts, switch the appliance off at the outlet if it is safe to do so and call a professional.
What not to attempt
- Do not open internal panels or access high-voltage components
- Do not bypass door locks, safety switches or interlocks
- Do not keep running the appliance if there is water near electrical parts, a burning smell or sparks
When to call a technician
If E20 persists after the safe checks above, or you are unsure at any point, book a diagnosis. A technician can confirm what E20 means on your specific model and resolve the underlying cause safely.
Likely related component Often related to the pressure switch / level sensor (varies by model).
Frequently asked questions
You can safely try the basic checks above and a manufacturer-approved restart. If E20 returns, the underlying cause needs a proper diagnosis. Because the meaning can vary by model, confirm against your documentation.
Not necessarily. Maytag reuses codes across series and model years, and the exact meaning can differ. Record your full model number so the code can be interpreted correctly.
Sources & references
- Maytag appliance user manual — error/display messages section
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