What to Do When You See the Samsung Error Code SUD?

Samsung washer codes SUd, 5UD, and Sd indicate that the washer has detected excessive suds during the wash. Depending on the model, the washer may pause while the suds dissipate and then continue. Check the exact code and guidance in the manual for your washer model.

Why the Samsung washer displays SUD

Too much detergent, detergent that is not labeled for high-efficiency (HE) washers, or detergent remaining from a previous wash can create excess suds. The code describes a suds condition; it does not by itself identify a failed part.

What to do when SUD appears

1. Allow the washer to follow its displayed cycle and let the suds dissipate. Consult the owner’s manual if the cycle stops or the message remains.
2. For the next load, use HE detergent and measure it according to the detergent label and the washer manual. The appropriate amount depends on the product and wash conditions.
3. If detergent residue or excess suds remain, follow the cleaning or rinse instructions for the exact Samsung model. Do not remove panels or assume every model has the same user-accessible filter.
4. If the message repeatedly returns when the correct detergent and amount are used, record the model number and request service.

Repeated SUD messages do not prove a pressure sensor, pump, or other component has failed. Persistent symptoms need model-specific diagnosis.

Frequently asked questions

Is SUD a Samsung dryer code?

This article covers Samsung washers. Check the manual for the exact appliance and model before interpreting a displayed code.

Should I use more detergent to clear the message?

No. Use HE detergent and follow the dose listed for the product and washer. More detergent can create additional suds.

When should I request service?

If the SUD message keeps returning after you follow model-specific detergent and cycle guidance, contact a qualified appliance technician.