If your Samsung Washer shows a 4C or 4E error code, don't worry! Several factors could be causing the issue, and many fixes are simple and cost-effective. Continue reading to find out how you can fix the 4C/4E error on your own without the need for expensive repairs or replacement parts.
How to Resolve a 4C Error on a Samsung Washer
If your Samsung washer displays a 4C or 4E code, it means the machine has detected a problem with the water supply. This could be caused by a temporary glitch, low water pressure, a clogged detergent dispenser, or a blocked or kinked main hose.
Instructions
Possible control board issue.

- Unplug the washer and wait for 5 minutes before reconnecting it to power.
- If the 4C or 4E code appears again after restarting, further troubleshooting may be needed.
Clogged detergent dispenser.

- Ensure the washer is off and unplugged.
- Remove the detergent dispenser drawer, using the lever inside the drawer to make removal easier.
- Disassemble the drawer into its two sections: the softener compartment and the detergent section.
- Clean the parts with warm water.
- Use a tool like a toothbrush to clean hard-to-reach spots inside the washer.
- Once everything is clean and dry, reassemble and insert the drawer back into the machine.
- Run a "Rinse" cycle without any laundry to finalize the process.
Low water pressure.

- Move the washer away from the wall to access the main water supply valve. Use a towel to catch any drips.
- Disconnect the valve from the hose.
- Attach a pressure gauge to the valve and open it fully.
- Ensure the gauge reading is within the 20-120 psi range.
- If it's cold outside and your pipes are uninsulated, frozen or burst pipes could be the issue. Contact a plumber immediately to address frozen or burst pipes, which could resolve the 4C/4E code on your washer.
- Alternatively, you can contact your utility company to inquire about your water pressure.
Water tap not fully open.

- Unplug your washer and move it away from the wall.
- Turn the water tap counterclockwise until it's fully open.
- Plug the washer back in and check if the error code is gone.
Clogged or kinked water supply hoses.

- Unplug the washer and turn off the water supply.
- Pull the washer away from the wall.
- Check the hoses for any kinks or blockages.
- Place a towel on the floor to catch any leaking water during the cleaning process.
- Remove the mounting hardware that holds the hoses in place.
- Disconnect the hoses from the water valves.
- Inspect the hoses for obstructions. Use high-pressure water or a long brush to remove any blockages.
- Reconnect the hoses to the water valves and washer, then turn the water back on.
- Check for any leaks during this step.
- Plug the washer back in and run a short cycle to verify that the error code has been resolved.
Clogged mesh filters.

- Turn off the water supply to the washer.
- Place towels or a bucket to catch any water that may spill during the cleaning process.
- Disconnect the water hoses from the back of the washer.
- Locate the mesh filters inside the valves.
- Use needle-nose pliers or a small tool to remove the mesh filters.
- Clean the filters with warm water or a toothbrush.
- If the filters appear damaged, replace them with new ones that fit your Samsung washer model.
- Reinstall the filters and reconnect the hoses to the washer.
- Turn the water supply back on and run a short cycle to check if the 4C/4E code disappears.
Faulty water inlet valve.

- Unplug the washer and turn off the water supply.
- Move the washer away from the wall to gain access to the back.
- Place towels on the floor to absorb any water that may spill.
- Disconnect the hoses from the back of the washer.
- Unscrew the back panel to expose the water inlet valves.
- Disconnect the wires from the faulty inlet valve.
- Remove the screws securing the faulty inlet valve and take it out.
- Install the new inlet valve in the same spot and secure it with screws, then reconnect the wires.
- Reattach the back panel and screw it back into place.
- Reconnect the hoses to the washer, then run a short cycle to ensure the 4C/4E error is resolved.
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This error can appear on all Samsung washer models, including the following: WF203ANSXAX, WF206ANSXAA, WF206ANSXAC, WF206BNWXAC, WF210ANWXAA, WF218ANBXAA, WF218ANWXAA, WF219ANBXAA, WF219ANWXAA, WF220ANWXAA, WF328AAGXAA, WF328AARXAA, WF328AAWXAA, WF330ANWXAA, WF340ANGXAC, WF340ANRXAC, WF350ANWXAA
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If you've tried all the suggested solutions and still encounter the SC, 5C, or 5E error, reach out to Samsung Support or Samsung Repair for further assistance.
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If no physical obstructions are found, consider resetting your washer to see if that resolves the issue.