Samsung Washing Machine Error Codes: What They Mean and What to Do

Samsung front loaders and top loaders show a short code when something goes wrong. Here's what the common ones mean, what you can safely try at home, and which ones need a repair.

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🔍 R350 call-out to inspect & diagnose

Quick answer

Samsung washing machine error codes point to a system, not always a broken part. The most common are 4C or 4E (water isn't filling), 5C or 5E (not draining), UB or UE (unbalanced load), dC or dE (door not locking) and 3E (motor). Many can be cleared by checking the taps, cleaning the drain filter or rebalancing the load and then restarting the machine. If the code comes back, the part needs testing. Absolute Repairs repairs Samsung washers on site across Gauteng for a R350 call-out.

Newer Samsung machines usually show codes ending in C (such as 4C), while older ones end in E (such as 4E). They mean the same thing. Some models add a number, such as 3E1 or LE1, to narrow the fault down.

Common Samsung error codes

CodeMeaningTry this first
4C / 4E / nFWater not filling, or filling too slowlyCheck the tap is open and there's water pressure. Clean the small mesh filter where the inlet hose connects to the machine. Check the hose isn't kinked.
5C / 5E / ndNot drainingClean the drain filter behind the flap at the bottom front. Check the drain hose isn't kinked or pushed too far into the standpipe.
UB / UE / UbUnbalanced loadSpread the load evenly. Don't wash a single heavy item on its own. Check the machine is level and doesn't rock.
dC / dE / dS / dE1Door not closed or not lockingClose the door firmly and check nothing is caught in the seal. If it keeps showing, the door lock or the door striker is faulty.
LC / LE / LE1Water leak detected, or water level problemSwitch off and look for water under the machine. Too much detergent can also cause it. Usually needs a technician.
OC / OE / OFOverfill, too much waterSwitch off at the wall. Usually a faulty water level sensor or a water valve that doesn't close. Needs a technician.
HC / HE / HE1Heating problemThe water isn't heating, or is overheating. Usually the element, thermistor or wiring. Needs a technician.
tC / tETemperature sensor (thermistor) faultNeeds testing and usually a replacement sensor.
3C / 3E / 3E1–3E4Motor not turning as expectedCheck for something jammed in the drum and reduce the load. If it continues: motor, hall sensor, wiring or control board.
1C / 1EWater level (pressure) sensor faultNeeds testing of the sensor and its hose.
AC / AECommunication error between boardsSwitch off at the wall for 10 minutes. If it returns, a board or connector is faulty, which is common after power surges.
Sud / SUdSToo many sudsNot a fault. Use less detergent, and only front-loader (HE) powder or liquid. The machine will rinse and carry on.
bE / bCA button is stuckPress each button gently. If it stays, the control panel needs attention.

Codes can vary slightly by model. Your manual or the sticker inside the door will confirm.

How to reset a Samsung washing machine

  1. Switch the machine off and unplug it, or switch it off at the wall.
  2. Wait 10 minutes for the boards to fully reset.
  3. Fix the likely cause from the table above: tap, filter, load or door.
  4. Switch on and run a short program such as Rinse + Spin to test.

If the same code returns, resetting again won't help. A part needs to be tested.

Load-shedding and Samsung boards

In Gauteng we regularly see Samsung washers with AC, 3E or random codes after power returns from load-shedding. Surges can damage the main board or the inverter motor's control circuit. A plug-in surge protector is cheap insurance.

Samsung washing machine repairs near you

We repair Samsung front loaders, top loaders, EcoBubble and AddWash machines on site: Johannesburg, Pretoria and Krugersdorp.

Frequently asked questions

What does 4C mean on a Samsung washing machine?

4C (or 4E on older models) means the machine isn't getting enough water. Check that the tap is fully open, the inlet hose isn't kinked, and the small mesh filter at the hose connection is clean.

What does 5E mean on a Samsung washing machine?

5E (or 5C) means it can't drain. Clean the drain filter behind the small flap at the bottom front and check the drain hose. If it still shows, the drain pump may need replacing.

How do I clear an error code on my Samsung washer?

Switch it off at the wall for 10 minutes, fix the likely cause, and restart. If the same code keeps coming back, a part needs testing.

What does UE mean on a Samsung washing machine?

The load is unbalanced, so the machine won't spin at full speed. Spread the clothes out, avoid washing one heavy item alone, and check the machine is level.

Is a Samsung 3E error expensive to fix?

It depends on the cause. Sometimes it's just an overloaded drum or a loose connector. A failed hall sensor is moderate; a main board is the most expensive. We diagnose it for R350 and quote before any repair.

Error code won't clear?

WhatsApp us a photo of the display and the model number from the sticker inside the door or on the back. Monday to Saturday, 07:30–17:30.

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