Samsung · Dishwasher Moderate

3C — Error — Wash Pump Failure

3C indicates a problem with the wash (circulation) pump motor — it is not running as commanded.

Keep using it?
Yes, with caution
DIY difficulty
Moderate
Verified against
samsung.com ↗

How to fix it

  1. Power-cycle the dishwasher at the breaker for 5 minutes.
  2. If 3C returns, inspect the pump wiring/connector.
  3. Replace the circulation pump if confirmed failed.

Why it happens

Typical signs: No spray/wash action · Cycle ends early · 3C on the display

  • Pump wiring/connector A loose or damaged harness to the circulation pump.
  • Failed circulation pump The wash pump motor has failed.

Parts you may need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

  • Samsung Dishwasher Wash Pump Common replacement
    Amazon →

Related repair guides

Dishwasher Not Cleaning Dishes Well — How to Fix It →

More Samsung dishwasher codes

1C 1C — Low water level / fails to start 1E 1E / IE — Filter clogged / heater fault 3E 3E — Hot water supply too hot 4C 4C / 4E — Water Supply Error 4C5 4C5 / 4E5 — Fill timeout with dry tub 5C 5C / 5E — Drain Error

All Samsung codes → All dishwasher codes →

Frequently asked questions

What does the 3C code mean on a Samsung dishwasher?

3C indicates a problem with the wash (circulation) pump motor — it is not running as commanded.

What causes the 3C code on a Samsung dishwasher?

Pump wiring/connector: A loose or damaged harness to the circulation pump. Failed circulation pump: The wash pump motor has failed.

Is it safe to keep using a Samsung dishwasher with a 3C error?

Yes, with caution. This is rated a moderate-severity fault.

How do I fix 3C on a Samsung dishwasher?

Power-cycle the dishwasher at the breaker for 5 minutes. If 3C returns, inspect the pump wiring/connector. Replace the circulation pump if confirmed failed.

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: samsung.com.