LG Washer — Error Code SUD

Q: How do I fix the SUD error on a LG washer?

Try first: Reduce detergent. Use no more than the recommended amount of detergent and reduce it until the sudsing stops.

Excess foam was detected and the wash paused to disperse it.

brand LG appliance Washer market US component detergent system category suds severity degraded

Ranked repair steps

1. Reduce detergent

Use no more than the recommended amount of detergent and reduce it until the sudsing stops.

easy · basis: manufacturer first

Educational reference, not a substitute for the manufacturer's service manual. Disconnect power and water before servicing; gas, sealed-refrigerant, and high-voltage work is for qualified technicians only.

Provenance: facts re-derived from an official manufacturer listing — LG USA Support — Washer Error Code List. Meanings and steps are original paraphrase; nothing is reproduced verbatim.

Need this as data? This page renders one row of the ApplianceDB dataset — 438 codes, ranked fixes, OEM parts with observed costs, per-row provenance. Get the free sample →