Samsung Dishwasher Error Code 4C: Meaning & How to Fix It

By the ErrorCodePro Editorial Team · Last reviewed October 20, 2026

Samsung dishwasher error code 4C means: The dishwasher isn't getting water at the pressure or temperature it needs. [1] Keep using it? Not until the cause is fixed. Start with the owner checks below, beginning with: check the supply.

Quick facts

Code	4C
Also shown as	4E
Brand / appliance	Samsung dishwasher
System	Water fill
Official meaning	The dishwasher isn't getting water at the pressure or temperature it needs. [1]
Keep using it?	Not until the cause is fixed
DIY-safe?	Owner checks only (listed below)
Support	Samsung Support Center (samsung.com/us/support)

On this page: Meaning · Steps · Parts · When to call a technician · Related codes · FAQ

What error code 4C means on a Samsung dishwasher

The dishwasher isn't getting water at the pressure or temperature it needs. [1]

This is a water fill code. Codes and wording can vary by model, so check your owner's manual for your model number.

How to fix Samsung dishwasher error code 4C (safe owner checks)

Safety first: disconnect power before you remove any panel or reach into the sump or drum. Do not touch wiring, the control board or the motor. If you see water near electrical parts, stop and call a technician. These steps are based on Samsung's published guidance [1], rewritten for clarity.

Check the supply. Check Samsung's dishwasher water supply requirements: the valve should be open and the hose not kinked.

Parts that may be involved

Exact parts depend on your model number. This page lists part types only, never part numbers.

No specific part is implied by the manufacturer's guidance for this code.

When to call a technician

Anything involving wiring, the control board, the motor or the water valve electrics
The appliance is under warranty: contact Samsung Support Center (samsung.com/us/support) first

Frequently asked questions

What does error code 4C mean on a Samsung dishwasher?

Samsung lists 4C as follows: The dishwasher isn't getting water at the pressure or temperature it needs.

Is it safe to keep using the dishwasher with 4C?

Not until the cause is fixed.

Can I fix Samsung dishwasher error 4C myself?

Only with the owner checks on this page, starting with: check the supply. If it persists, call a technician or Samsung Support Center (samsung.com/us/support).

Is 4E the same as 4C?

Yes. Samsung's documentation lists 4E with the same meaning as 4C; the display format depends on the model.

Sources

https://www.samsung.com/us/support/troubleshoot/TSG10004499/ (official)

Last reviewed: October 20, 2026. ErrorCodePro is not affiliated with Samsung.