Samsung Washer 4E Error Code: Water Supply Problems Fixed

Updated: February 2026

When your Samsung washing machine displays the 4E error code (also shown as 4C, nF, or 14C on some models), it means the washer is not receiving enough water or cannot detect proper water flow. This is one of the most common error codes on Samsung washers, and the good news is that it's usually easy to fix without calling a technician.

What Causes the Samsung 4E Error Code?

💡 Pro Tip: If the first approach does not work, wait at least 10 minutes before trying the next one.

The 4E error code appears when your washer doesn't fill with water within the expected timeframe, typically 10-15 minutes. Several factors can trigger this error:

  • Closed or partially open water taps: The most common cause is simply forgetting to turn on the water supply completely.
  • Kinked or twisted inlet hoses: Water hoses bent at sharp angles restrict water flow.
  • Clogged inlet filter screens: Sediment and debris accumulate in the mesh filters inside the hose connections.
  • Low water pressure: Insufficient household water pressure prevents the washer from filling properly.
  • Incorrectly connected hoses: Hot and cold water hoses reversed or connected to wrong inlets.
  • Faulty water inlet valve: The valve may be stuck or electrically failed (less common).

Step-by-Step Fix for Samsung 4E Error

Follow these troubleshooting steps in order to resolve the 4E error code on your Samsung washer:

Step 1: Check Water Supply Taps
Turn off your washer and locate the water supply valves behind the machine. Make sure both the hot and cold water taps are fully turned on . Even if they appear open, turn them clockwise to close completely, then counterclockwise to open them all the way. This ensures maximum water flow.

Step 2: Inspect and Straighten Inlet Hoses
Examine the water hoses running from the wall to your washer. Look for any kinks, bends, or twists that could restrict water flow. Straighten the hoses and ensure they have smooth, gentle curves without sharp angles. If hoses are damaged or cracked, replace them immediately.

Step 3: Clean the Inlet Filter Screens
This is the most common fix for the 4E error. Turn off the water supply and disconnect both inlet hoses from the back of the washer. Inside each connection, you'll find a small mesh filter screen. Remove these filters carefully with needle-nose pliers. Rinse them thoroughly under running water to remove sediment, rust, or debris. For stubborn buildup, use an old toothbrush. Reinstall the clean filters and reconnect the hoses securely.

Step 4: Verify Correct Hose Connections
Confirm that the hot water hose connects to the hot water inlet (usually marked with red) and the cold water hose connects to the cold water inlet (usually marked with blue). Reversed connections can trigger the error code, especially on models with temperature sensors.

Step 5: Check Water Pressure
If your home has low water pressure, the washer may not fill quickly enough. Test by filling a 5-gallon bucket at a nearby faucet. It should fill in less than 2 minutes. If it takes longer, you may have a pressure issue. Contact a plumber or adjust your home's pressure regulator if needed.

Step 6: Reset the Washer
After completing the above steps, reset your Samsung washer by unplugging it from the power outlet for 60 seconds. Plug it back in, select a wash cycle, and press start. The 4E error should clear if the water supply issue is resolved.

When to Call a Professional

If you've completed all troubleshooting steps and the 4E error persists, the water inlet valve may be defective and require replacement. This component controls water flow into the washer and can fail over time. Additionally, if you notice water leaking from connections or the valve itself, professional repair is recommended. A qualified technician can test the valve's electrical resistance and replace it if necessary.

Preventing Future 4E Errors

To avoid recurring water supply errors on your Samsung washer, follow these maintenance tips:

  • Clean inlet filter screens every 6 months to prevent sediment buildup.
  • Inspect water hoses annually for signs of wear, cracks, or bulging.
  • Ensure water taps remain fully open at all times.
  • Use high-quality braided stainless steel hoses instead of rubber hoses for better durability.
  • Avoid overtightening hose connections, which can damage rubber washers.

The Samsung 4E error code is typically a simple fix that takes just 10-15 minutes. By maintaining clean filters and proper water connections, you can keep your washer running smoothly and avoid this frustrating error in the future.

Final Word: Understanding Samsung Washer 4E Error Code: Water Supply Problems Fixed comes down to knowing the fundamentals. This guide has equipped you with exactly that – use it as your go-to reference.

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