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Error code reference
Samsung Washer Error Code Extra High LED flash
Washer has tried to fill but was unsuccessful (water supply code).
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Diagnostic procedure
The full Extra High LED flash procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
If the water supply valve is broken, replace the valve. Check if the water supply is blocked due to an alien substance in the valve.
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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