Domestic Appliance Forum

These error code explanations can help you diagnose a problem with your Samsung washing machine.

nd, 5E
Won't drain

Check/Repair
The washing machine failed to drain within 15 minutes. Check the washing machine drain path for a clog or restriction. Clear the large item filter in the drain pump. If the drain pump doesn't drain the water when activated, replace it.

How-to help
More info coming

Possible parts
Drain pump

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LO
Door unlock error

Check/Repair
The door fails to unlock after 7 attempts. Unplug the washing machine and open the door, using force if needed (using force often damages the door lock/switch assembly). Replace the assembly if it's damaged or defective.

How-to help
More info coming

Possible parts
Door lock/switch assembly, Electronic control board
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nF, 4E
Water fill problem

Check/Repair
The washing machine fills for 40 minutes or the water level doesn't change after 6 minutes. Make sure the water supply faucets behind the washing machine are fully open. Check the water fill lines for kinks and freezing. Check the water inlet valves. If the valves are defective, replace the water inlet valve assembly.

How-to help
More info coming

Possible parts
Water inlet valve assembly
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FL
Door lock error

Check/Repair
Door fails to lock after 7 attempts. Unplug the washing machine and check the wiring harness connections to the door lock assembly. If the wiring connections are sound, replace the door lock assembly.

How-to help
More info coming

Possible parts
Door lock/switch assembly
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LE
Low water level

Check/Repair
Water level drops below the reset level during the wash or rinse cycles. Check for leaks in the washing machine tub and connected components. Check the installation of the drain system; water can siphon out of the washing machine if it's not installed properly.

How-to help
More info coming

Possible parts
Outer tub, Hoses
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lE, 1E
Water level sensor failure

Check/Repair
Unplug the washing machine. Check the wire harness connections between the water level sensor and the main electronic control board. If the connections are good, replace the water level pressure sensor.

How-to help
More info coming

Possible parts
Water level sensor
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OE
Water overflow

Check/Repair
If the washing machine is overfilled, unplug it to see if it continues to fill while unplugged. If it does, replace the water inlet valve assembly because the inlet water valves aren't shutting off water flow. If the washing machine isn't overfilled, replace the water level sensor because it isn't accurately detecting water level.

How-to help
More info coming

Possible parts
Water inlet valve assembly, Water level sensor
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dc, UE
Unbalanced load

Check/Repair
The load is detected as unbalanced during the final spin. The basket won't spin over 150 rpm when this code is displayed. Cancel the cycle or let it end. Adjust the load and see if the washing machine spins properly. If not, inspect the suspension system and replace any defective parts.

How-to help
More info coming

Possible parts
Suspension system components
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E2, bE2
Stuck button

Check/Repair
A button on the control panel is stuck. Try to free the stuck button. Press down directly on top of all keys on the control panel. If that doesn't free the stuck key, press down slightly off-center on all keys. If you can't free the button, replace the display control board.

How-to help
More info coming

Possible parts
Display control board
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ds
Door is open during locking

Check/Repair
The control detects that the washing machine door is open while it's being locked. Use the diagnostic test mode to check the door lock/switch assembly. If the door lock/switch assembly is defective, replace it.

How-to help
More info coming

Possible parts
Door lock/switch assembly
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tE, tE1
Water temperature is too high or too low

Check/Repair
Use the diagnostic test mode to determine what water temperature the electronic control board measures. If the actual water temperature is significantly different, replace the the temperature sensor (also called the thermistor).

How-to help
More info coming

Possible parts
Temperature sensor (thermistor)
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3E
No signal from the drive motor tachometer

Check/Repair
Unplug the washing machine. Check the wire harness connections between the drive motor and the main control board. Reconnect any loose wires or replace the wire harness if damaged. If the wire connections are okay, replace the motor tachometer. If the problem continues, replace the drive motor.

How-to help
More info coming
Possible parts
Drive motor tachometer, drive motor, wire harness
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Hr
Heater relay failure

Check/Repair
The heater relay is a component on the main electronic control board. Unplug the washing machine for 5 minutes to reset the electronic control board, and then plug in the washing machine. If the code returns, replace the electronic control board.

How-to help
More info coming
Possible parts
Electronic control board
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nF1, 4E2
Hot and cold water connections are reversed

Check/Repair
Connect the hot and cold water fill hoses correctly.

How-to help
More info coming
Possible parts

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2E
Internal control board failure

Check/Repair
Unplug the washing machine for 5 minutes to reset the electronic control board, and then plug in the washing machine. If the code returns, replace the electronic control board.

How-to help
More info coming
Possible parts
Electronic control board
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Sud, SUd
Excessive suds

Check/Repair
Excessive suds is detected during the cycle. The cycle goes into a suds kill routine by filling the tube with water and then tumbling the clothes. If this routine doesn't eliminate the suds, the control displays the Sud code. Use the right amount of high-efficiency (HE) detergent with future loads.

How-to help
More info coming
Possible parts
HE detergent

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AE
Communication error between the main control board and the display control board

Check/Repair
Unplug the washing machine and check the wire harness connections between the main control board and the display control board. Reconnect any loose wires or replace the wire harness if damaged. If the wire connections are okay, replace the main control board, If the problem continues, replace the display control board.

How-to help
More info coming
Possible parts
Main control board, display control board, wire harness
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SF
Electronic control board error

Check/Repair
Unplug the washing machine for 5 minutes to reset the electronic control board, and then plug in the washing machine. If the code returns, replace the electronic control board.

How-to help
More info coming
Possible parts
Electronic control board
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dE or dE1
Door lock failure

Check/Repair
Unplug the washing machine and check the wiring harness connections between the door lock assembly and the main control board. Reconnect any loose wires or replace the wire harness if damaged. If the wire connections are okay, replace the door lock assembly. If the problem continues, replace the main control board.

How-to help
More info coming
Possible parts
Door lock assembly, main control board, wire harness