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Appliance Fix Guide

Maytag Dishwasher error code

Maytag Dishwasher Error 6-4

This error indicates the float switch, which detects the water level, is stuck in

This error indicates the float switch, which detects the water level, is stuck in the open (up) position.

ModerateStart with 5-15 minutes of safe checks
Diagnose before buying a part
Maytag dishwasher repair guide for error 6-4
Error code6-4Dishwasher

Try these first

Start here before buying a part or taking the appliance apart.

  1. 1
    This error indicates the float switch, which detects

    This error indicates the float switch, which detects the water level, is stuck in the open (up) position.

  2. 2
    Open the dishwasher and locate the float assembly

    Open the dishwasher and locate the float assembly (a plastic dome or cylinder) in the bottom of the tub.

  3. 3
    Check for any debris or food particles that

    Check for any debris or food particles that may be holding the float up. Clean the area thoroughly.

A quick explanation

What does 6-4 mean?

This error indicates the float switch, which detects the water level, is stuck in the open (up) position.

The answer you came for

How to fix Maytag dishwasher error 6-4

Start with the safest checks and work from simple to technical.

  1. 1

    This error indicates the float switch, which detects

    This error indicates the float switch, which detects the water level, is stuck in the open (up) position.

  2. 2

    Open the dishwasher and locate the float assembly

    Open the dishwasher and locate the float assembly (a plastic dome or cylinder) in the bottom of the tub.

  3. 3

    Check for any debris or food particles that

    Check for any debris or food particles that may be holding the float up. Clean the area thoroughly.

  4. 4

    Lift the float up and down to ensure

    Lift the float up and down to ensure it moves freely.

  5. 5

    If the float is free but the error

    If the float is free but the error persists, the electrical switch underneath it has failed. Disconnect power, access the switch from below the tub, and replace it.

Read the additional checks from the current guide

How to Fix 6-4 Error This error indicates the float switch, which detects the water level, is stuck in the open (up) position.Open the dishwasher and locate the float assembly (a plastic dome or cylinder) in the bottom of the tub.Check for any debris or food particles that may be holding the float up. Clean the area thoroughly.Lift the float up and down to ensure it moves freely.If the float is free but the error persists, the electrical switch underneath it has failed. Disconnect power, access the switch from below the tub, and replace it. As an Amazon Associate, we earn from qualifying purchases through links on this page.

If the code comes back

Do not keep replacing parts based only on the code. Repeat the safe checks above. If the fault remains, stop and arrange qualified service rather than ordering from the code alone.

Recommended part

Recommended part for this error code

Part listed in the current guide

OEM candidate: W10195039 (Float Switch)

Why this part is shown: It is associated with Maytag Dishwasher error 6-4 in the current guide. The error code alone does not prove this part has failed.

Compatibility varies by model. Confirm that the Amazon listing includes your complete dishwasher model number before ordering.

Amazon part link View recommended part on Amazon

You can open the recommendation now. Check model compatibility on the Amazon page before purchasing.

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Replacement options

Ready to replace your dishwasher?

If repairing this dishwasher no longer feels worthwhile, compare three replacement paths below.

Why shop your replacement on Amazon?

  • Fast, free delivery

    Prime members can get fast, free delivery on eligible items.

  • Convenient delivery options

    Select large appliances may offer scheduled or Room of Choice delivery.

  • Haul-away options

    Haul-away may be available for select appliances and delivery areas.

  • Installation help

    Installation or assembly may be available on select items.

Delivery and service options, fees, and availability vary by item, seller, and delivery ZIP code. Confirm available services at Amazon checkout.

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Make the money decision

Repair or replace calculator

Use the age and total repair estimate to get a simple comparison. This is guidance, not a guarantee.

Safety first

Disconnect power before opening panels or touching internal parts.

When to stop
  • Stop if you see burned wiring, melted connectors, water near electrical parts, or a gas smell.
  • Do not perform live-voltage testing unless you are trained and equipped for it.
  • Use the exact model manual or service information before replacing electronic controls.

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