Samsung Dishwashers2017–present

Error Code 4C5

Water is entering the dishwasher when it should not be

Moderate

Address soon - your appliance may not work properly

Also displayed as: 4C5 (no display during normal operation)

What This Means

Water valve stuck open or leaking through; Water valve not closing properly

What actually causes this:

The water inlet valve is not fully closing, allowing small amounts of water to trickle in

First Thing to Check

Check if you notice water in the bottom of the dishwasher when it has not been running recently

Parts Involved

Water ValveMain PBA

How to Fix

  1. 1

    1. Check water valve operation — valve should not allow water through when off

  2. 2

    2. Measure water valve coil resistance — normal: approximately 990 ohms +/-10%

  3. 3

    3. Check for foreign material preventing valve from closing

  4. 4

    4. If valve leaks when powered off, replace water valve

This Error Applies To

Samsung DDW24M999U Series Dishwashers (2017) (2017–present)

Service manual exact match: DDW24M999UMService manual exact match: DDW24M999USService manual exact match: DDW24T998USService manual exact match: DDW24T999BB

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