Maytag Dishwasher Not Cleaning Dishes - Causes & Fix

Maytag Dishwasher Not Cleaning Dishes — What’s Happening

A Maytag dishwasher that is not cleaning dishes is a performance complaint, not a fault code. Maytag’s Product Help page treats this under “Dishes are not Clean” and focuses on water supply, rinse aid, high-temperature wash, loading, and wash-performance items rather than a single error code.

The most common real causes are restricted water spray, poor water temperature, blocked filtration, incorrect loading, and detergent or rinse-aid issues. Maytag’s help content specifically asks whether the water is on, whether a flood-prevention device is installed, whether rinse aid is being used, and whether the high-temperature wash option is enabled.

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Most Likely Causes

• Clogged spray arms or blocked filter assembly Debris, mineral scale, or food particles restrict water spray to the upper and lower racks, preventing effective cleaning.
• Incorrect loading or tall items blocking spray Tall items can block spray-arm rotation or prevent the detergent dispenser from opening during the cycle.
• Low water temperature or high-temperature wash not enabled Effective cleaning generally requires hot water (about 120°F or higher), and Maytag specifically asks whether the high-temperature wash option is enabled.
• Missing or insufficient rinse aid Maytag’s support flow explicitly asks whether rinse aid is being used, as it improves drying and final rinse performance.
• Restricted water supply or inlet valve issue Water supply turned off, a flood-prevention device restricting flow, or a faulty water inlet valve can prevent proper fill.
• Worn or inadequate detergent Old, clumped, or incorrect detergent may not dissolve properly or provide enough cleaning power.
• Debris in pump or food chopper Debris or damage in the drain portion of the pump or the food chopper can cause poor circulation or recirculation.

How to Diagnose and Fix

1. Run a test cycle and watch whether upper-rack and lower-rack dishes receive strong spray and whether detergent is dispensed.
2. Confirm the water supply is on and that no flood-prevention device or inlet restriction is preventing proper fill.
3. Remove and clean the filter assembly, sump area, and spray arms for debris or mineral scale, and rotate spray arms by hand to confirm free movement.
4. Check that tall items are not blocking spray-arm rotation or preventing the detergent dispenser from opening.
5. Verify hot water delivery at the sink nearest the dishwasher and confirm rinse aid is filled and the high-temperature wash option is enabled.
6. Inspect the water inlet valve, water delivery tube or manifold, and docking station for restriction or damage.
7. Check the drain portion of the pump and the food chopper for debris or damage if circulation remains weak.
8. If mechanical parts are clean and settings correct but performance is still poor, test circulation strength during a cycle to identify weak pump or delivery issues.

Parts You Might Need

Related Error Codes

If your appliance also shows a code on the display, these match this problem:

• Maytag Dishwasher E1 error code
• Maytag Dishwasher E15 error code
• Maytag Dishwasher E3 error code
• Maytag Dishwasher E4 error code
• Maytag Dishwasher E6 error code
• Maytag Dishwasher E7 error code
• Maytag Dishwasher F10E5 error code
• Maytag Dishwasher F1E1 error code
• Maytag Dishwasher F2E2 error code
• Maytag Dishwasher F3E2 error code
• Maytag Dishwasher F4E3 error code
• Maytag Dishwasher F6E1 error code

When to Call a Pro

Call a professional if you have cleaned the filter and spray arms, confirmed water supply and temperature, checked loading and rinse aid, and the dishwasher still does not clean well. A technician can test circulation strength, inspect the pump and food chopper for internal debris or damage, and diagnose valve or manifold issues that require disassembly or specialized testing.