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Appliance Fix Guide

Maytag Dishwasher error code

Maytag Dishwasher Error FLASH-3-1

Turn off power at the circuit breaker.

Turn off power at the circuit breaker.

UnknownStart with 5-15 minutes of safe checks
Diagnose before buying a part
Maytag dishwasher repair guide for error FLASH-3-1
Error codeFLASH-3-1Dishwasher

Try these first

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

  1. 1
    Turn off power at the circuit breaker

    Turn off power at the circuit breaker.

  2. 2
    Remove the lower access panel and toe kick

    Remove the lower access panel and toe kick.

  3. 3
    Locate the temperature sensor (thermistor) on the tub

    Locate the temperature sensor (thermistor) on the tub wall.

A quick explanation

What does FLASH-3-1 mean?

Turn off power at the circuit breaker.

The answer you came for

How to fix Maytag dishwasher error FLASH-3-1

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

  1. 1

    Turn off power at the circuit breaker

    Turn off power at the circuit breaker.

  2. 2

    Remove the lower access panel and toe kick

    Remove the lower access panel and toe kick.

  3. 3

    Locate the temperature sensor (thermistor) on the tub

    Locate the temperature sensor (thermistor) on the tub wall.

  4. 4

    Disconnect the electrical connector and test sensor resistance

    Disconnect the electrical connector and test sensor resistance.

  5. 5

    If sensor readings are out of range, remove

    If sensor readings are out of range, remove the mounting screw and replace.

  6. 6

    If the sensor is good, inspect the entire

    If the sensor is good, inspect the entire wiring harness for cuts or damage.

  7. 7

    Test continuity of each wire between sensor and

    Test continuity of each wire between sensor and control board.

  8. 8

    Repair or replace damaged wiring sections with proper

    Repair or replace damaged wiring sections with proper gauge wire.

  9. 9

    Use heat shrink tubing for all splices

    Use heat shrink tubing for all splices.

  10. 10

    Reassemble components and test the heating cycle

    Reassemble components and test the heating cycle.

Read the additional checks from the current guide

How to Fix Dishwasher Error Turn off power at the circuit breaker. Remove the lower access panel and toe kick. Locate the temperature sensor (thermistor) on the tub wall. Disconnect the electrical connector and test sensor resistance. If sensor readings are out of range, remove the mounting screw and replace. If the sensor is good, inspect the entire wiring harness for cuts or damage. Test continuity of each wire between sensor and control board. Repair or replace damaged wiring sections with proper gauge wire. Use heat shrink tubing for all splices. Reassemble components and test the heating cycle. 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

No replacement part recommended for this code

The researched guidance for Maytag Dishwasher error FLASH-3-1 points to user-action and diagnostic steps above rather than a mapped replacement part. We will not invent a part or send you to an unrelated product.

Replacement options

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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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