SamsungRefrigeratorCode 21E

Samsung Refrigerator 21E Error - Freezer Fan Error

The electronics are not sensing freezer-fan rotational feedback when the fan should be running.

Quick diagnosis

What this code is telling you

Most likely trigger

freezer fan iced in place

Recommended replacement

Freezer Evaporator Fan Motor

Diagnostic path

4 ordered checks

Part fit

Exact model number required

Safety first

Before opening the appliance

Disconnect electrical power before removing panels or handling internal components. Do not bypass safety devices or perform live electrical testing unless you are qualified to do so.

Read the full safety disclaimer

Root cause

Why the control reported this error

The electronics are not sensing freezer-fan rotational feedback when the fan should be running because freezer fan iced in place. door left open or gasket leak causing frost and failed freezer fan motor can produce the same code, so verify the fault before replacing components.

Possible causes

Check the most likely causes first

  1. 1

    freezer fan iced in place

    Start here when it matches your symptoms.

  2. 2

    door left open or gasket leak causing frost

  3. 3

    failed freezer fan motor

Diagnostic sequence

Work through these checks in order

Stop when you find the fault. Do not perform a step that requires skills or live testing you are not qualified to do.

  1. 1

    Check 1

    Check that the freezer door closes fully and the gasket seals all the way around.

  2. 2

    Check 2

    Remove overpacked items that prevent the door from closing.

  3. 3

    Check 3

    If frost has immobilized the fan, defrosting may temporarily restore operation.

  4. 4

    Check 4

    If 21E returns after normal airflow is restored, the fan system needs service.

Replacement part reference

Freezer Evaporator Fan Motor

Exact OEM part number

Model number required

Fitment note

The exact OEM part number varies by model and production revision. Verify the complete model number before ordering.

Verify the appliance model before ordering.

Manufacturers can use different parts under the same error code across model families and production revisions.

Where do I find my model number? →
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Common questions

Quick answers for this fault

What should I check first for 21E?

Start with freezer fan iced in place. If that checks out, continue through the diagnostic sequence above rather than replacing a part based on the code alone.

Does 21E always mean Freezer Evaporator Fan Motor is bad?

No. An error code identifies the condition the control detected, not a guaranteed failed part. Confirm the likely causes and wiring first. The exact OEM part number varies by model and production revision. Verify the complete model number before ordering.

When should I stop troubleshooting 21E myself?

Stop if the next step requires live electrical testing, sealed-system work, gas or combustion service, or any procedure outside your training. Disconnect electrical power before removing panels or handling internal components. Do not bypass safety devices or perform live electrical testing unless you are qualified to do so.

Manufacturer reference

Verify against the official support source

FixCodeDB summarizes the fault in plain language. For model-specific instructions, confirm the guidance with the manufacturer and your appliance manual.

Samsung Refrigerator Error Codes — Samsung Support

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