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Error code reference

Samsung Dishwasher Error Code 5C

Drain pump error occurred 4 times; if water level remains high after draining and retries, inlet is turned off, dry stage is skipped, and 5C is…

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What the 5C error code actually means

Your Samsung dishwasher tried to drain the water four times and failed each time, so it stopped the cycle to protect itself. This usually means something is blocking the drain pump, or the pump itself has stopped working. Until the problem is fixed, the dishwasher will not complete a normal wash cycle.

Diagnostic procedure

The full 5C procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check for foreign objects in the drain pump; verify drain pump, Main PBA, and Inverter PBA operation.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of 5C

Ranked by how often they cause this code
  1. 1Foreign object blocking the drain pump
  2. 2Failed drain pump motor
  3. 3Faulty Inverter PBA
  4. 4Main PBA fault
  5. 5Kinked or blocked drain hose

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Questions people ask about 5C

What does 5C mean on a Samsung dishwasher?
The 5C code means the dishwasher's drain pump failed to successfully lower the water level four times in a row. After those failed attempts, the dishwasher shuts off the water inlet, skips the drying stage, and displays 5C. The problem can involve a blocked pump, a failed pump motor, or a fault on one of the control boards.
Will resetting the dishwasher clear the 5C error code?
A reset may temporarily clear the display, but the code will return if the underlying drain problem is not corrected. Because 5C only triggers after four consecutive failed drain attempts, the dishwasher's control has already determined that a real fault exists. Resetting without addressing the cause will lead to the error reappearing during the next cycle.
How much does it cost to repair a Samsung dishwasher showing the 5C error?
Repair costs depend on which component has failed. If the fix is simply removing a foreign object from the pump, there may be no parts cost at all, though a service call can range from roughly 75 to 150 dollars. Replacing the drain pump motor typically adds 50 to 150 dollars in parts, while replacing the Main PBA or Inverter PBA can range from 100 to 300 dollars or more depending on the model and labor costs in your area.
Can I fix the 5C error myself without calling a technician?
In many cases, yes. Start by cleaning the dishwasher filter and inspecting the drain pump area for debris like broken glass or food particles that may be jamming the impeller. Also check that the drain hose is not kinked or clogged. If clearing obstructions does not resolve the issue, testing or replacing the pump motor or control boards typically requires a technician.
Is it safe to use the dishwasher when the 5C code is showing?
No, it is not recommended. When 5C is active, the dishwasher has already disabled the water inlet to prevent additional filling and has stopped the cycle. Running the appliance in this state will not produce a clean wash result and could potentially lead to water remaining stagnant in the tub. Diagnose and resolve the drain issue before resuming normal use.

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