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Error code reference

Samsung Dishwasher Error Code 1E

Low water level error during wash

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What the 1E error code actually means

Your Samsung dishwasher detected that there was not enough water inside the tub while it was trying to wash your dishes. It tried to bring in more water to fix the problem, but the water level never reached where it needed to be. This could be caused by a water supply issue, a leak inside the machine, or a sensor or pump connection problem.

Diagnostic procedure

The full 1E procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check the connections for the Pump BLDC connectors.
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. 1Loose or faulty Pump BLDC connector
  2. 2Restricted or failing water inlet valve
  3. 3Kinked or restricted water supply hose
  4. 4Faulty water level sensor or pressure switch
  5. 5Internal tub leak reducing water volume

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Questions people ask about 1E

What does 1E mean on a Samsung dishwasher?
The 1E code means the circulation pump detected a low water level inside the dishwasher tub for at least 1 continuous second during an active wash cycle. The control board attempts to correct this by supplying additional water, but if the level remains insufficient, the error persists and the cycle is halted. Common causes include connection problems at the BLDC pump, a restricted water inlet valve, or a faulty water level sensor.
Will resetting my Samsung dishwasher clear the 1E error?
A reset may temporarily clear the 1E code, but if the underlying cause is not resolved, the error will return as soon as the next wash cycle begins and the low water condition is detected again. To permanently clear the fault, the root cause such as a wiring issue, supply restriction, or failed component must be identified and corrected.
How much does it cost to repair a Samsung dishwasher showing the 1E error?
Repair costs vary depending on the cause. If the fix is simply reseating a loose connector or clearing a clogged inlet screen, there may be little to no parts cost. Replacing a water inlet valve typically runs in the range of $25 to $75 for the part, while a new BLDC circulation pump can cost $80 to $200 or more depending on the model. Adding professional labor can bring total repair costs to $150 to $400 in many cases.
How do I fix the 1E error on my Samsung dishwasher?
Start by checking the electrical connectors on the BLDC circulation pump for looseness, corrosion, or damage and reseat them firmly. Next, inspect the water supply hose for kinks and check the inlet valve filter screen for debris. If the water supply path is clear and connections are solid, the inlet valve or water level sensor may need testing and replacement.
Is it safe to keep using my dishwasher when the 1E code is showing?
It is not recommended to continue running the dishwasher while the 1E error is active. The circulation pump is designed to operate with adequate water surrounding its impeller, and running it dry or with very low water levels can cause the pump to overheat and sustain permanent damage. Address the fault before resuming normal use.

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