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Error code reference

Samsung Washer Error Code 1E

Water level sensor error caused by damaged/clogged/folded sensor hose, excessive lubricant on air hose insertion, hose disengagement, faulty internal…

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What the 1E error code actually means

Your Samsung washer is having trouble detecting how much water is inside the drum. A small sensor and hose work together to measure the water level, and something in that system is not communicating correctly with the washer's control board. This could be a blocked or kinked hose, a loose wire connection, or a failed sensor, and the washer has stopped as a safety precaution until the issue is resolved.

Diagnostic procedure

The full 1E procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check the water level sensor terminal connections and contacts; verify water level sensor frequency (approx. 26.4 KHz with no load).
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 1E

Ranked by how often they cause this code
  1. 1Damaged, kinked, or clogged air hose
  2. 2Disconnected or corroded sensor terminal
  3. 3Hose disengagement at insertion point
  4. 4Faulty water level sensor
  5. 5Main PBA fault

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Questions people ask about 1E

What does 1E mean on a Samsung washer?
The 1E code on a Samsung washer indicates a water level sensor error. The washer uses an air hose and pressure sensor to measure how much water is in the drum, and the control board has detected a problem with that signal. Possible causes include a kinked or clogged air hose, a loose sensor connector, a failed sensor, or a fault on the main control board. The washer will not continue its cycle until the issue is resolved.
Will resetting my Samsung washer clear the 1E error code?
A power reset may temporarily clear the 1E code, but it will return if the underlying problem is not fixed. Unplugging the washer for a few minutes and restarting it is worth trying after you have checked the hose and connections. If the fault condition is still present, the code will reappear once the washer attempts to fill and read the water level.
How much does it cost to repair the 1E error on a Samsung washer?
Repair costs depend on which component has failed. If only the air hose needs to be cleared or reconnected, there may be no parts cost at all, with any expense coming from a service call fee typically in the range of $75 to $150. A replacement water level sensor generally costs between $20 and $60 for the part itself. If the main control board is faulty, parts alone can range from $100 to $300 or more, plus labor.
Can I fix the 1E error on my Samsung washer myself?
Some causes of the 1E error are accessible to a confident DIYer. Checking and reseating the water level sensor connector, inspecting the air hose for kinks or blockages, and clearing any debris from the hose are straightforward tasks that require no special tools. If those steps do not resolve the error, measuring the sensor output frequency or replacing the sensor or control board is best handled by a technician with the appropriate diagnostic equipment.
Is it safe to use my Samsung washer when it shows the 1E error?
It is not recommended to continue using the washer while the 1E error is active. Because the water level sensor is responsible for preventing the drum from overfilling, a faulty sensor means the washer cannot reliably control how much water enters the machine. Running a cycle in this condition could result in flooding or incomplete wash cycles.

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