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Appliance Fix Guide

Samsung Dishwasher error code

Samsung Dishwasher Error 1E

Unplug dishwasher from electrical power or switch off dedicated circuit breaker.

Unplug dishwasher from electrical power or switch off dedicated circuit breaker.

UnknownStart with 5-15 minutes of safe checks
✅ WORTH FIXINGParts under $100
Samsung dishwasher repair guide for error 1E
Error code1EDishwasher

Try these first

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

  1. 1
    Unplug dishwasher from electrical power or switch off

    Unplug dishwasher from electrical power or switch off dedicated circuit breaker.

  2. 2
    Remove lower access panel beneath dishwasher door using

    Remove lower access panel beneath dishwasher door using Phillips screwdriver.

  3. 3
    Locate inlet water thermistor (mounted on water inlet

    Locate inlet water thermistor (mounted on water inlet valve assembly near sump). Disconnect wiring harness.

A quick explanation

What does 1E mean?

Unplug dishwasher from electrical power or switch off dedicated circuit breaker.

The answer you came for

How to fix Samsung dishwasher error 1E

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

  1. 1

    Unplug dishwasher from electrical power or switch off

    Unplug dishwasher from electrical power or switch off dedicated circuit breaker.

  2. 2

    Remove lower access panel beneath dishwasher door using

    Remove lower access panel beneath dishwasher door using Phillips screwdriver.

  3. 3

    Locate inlet water thermistor (mounted on water inlet

    Locate inlet water thermistor (mounted on water inlet valve assembly near sump). Disconnect wiring harness.

  4. 4

    Measure resistance across thermistor terminals with multimeter set

    Measure resistance across thermistor terminals with multimeter set to resistance mode at room temperature (77°F/25°C). Expected value: 10kΩ ±10%. Infinite resistance = open circuit; near zero = shorted.

  5. 5

    Remove mounting screw securing sensor

    Remove mounting screw securing sensor. Gently extract thermistor from housing.

  6. 6

    Clean mounting well thoroughly with isopropyl alcohol and

    Clean mounting well thoroughly with isopropyl alcohol and lint-free cloth.

  7. 7

    Apply thin layer of thermal conductive paste to

    Apply thin layer of thermal conductive paste to sensing tip of new sensor.

  8. 8

    Install replacement thermistor using OEM part DD31-00003A

    Install replacement thermistor using OEM part DD31-00003A. Secure mounting screw to 4 in-lbs torque.

  9. 9

    Reconnect wiring harness until audible click

    Reconnect wiring harness until audible click. Reinstall access panel.

  10. 10

    Restore power

    Restore power. Run diagnostic cycle (press Temp+Delay Start+Power) to verify error cleared and temperature readings stabilize.

Read the additional checks from the current guide

How to Fix Dishwasher Error Unplug dishwasher from electrical power or switch off dedicated circuit breaker.Remove lower access panel beneath dishwasher door using Phillips screwdriver.Locate inlet water thermistor (mounted on water inlet valve assembly near sump). Disconnect wiring harness.Measure resistance across thermistor terminals with multimeter set to resistance mode at room temperature (77°F/25°C). Expected value: 10kΩ ±10%. Infinite resistance = open circuit; near zero = shorted.Remove mounting screw securing sensor. Gently extract thermistor from housing.Clean mounting well thoroughly with isopropyl alcohol and lint-free cloth.Apply thin layer of thermal conductive paste to sensing tip of new sensor.Install replacement thermistor using OEM part DD31-00003A. Secure mounting screw to 4 in-lbs torque.Reconnect wiring harness until audible click. Reinstall access panel.Restore power. Run diagnostic cycle (press Temp+Delay Start+Power) to verify error cleared and temperature readings stabilize.

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: DD31-00003A

Price noted in the current guide: $28

Why this part is shown: It is associated with Samsung Dishwasher error 1E 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.

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