Samsung · Washing Machine · Leak Detected

Samsung Washing Machine Error LC1

Samsung washing machine error LC1 usually indicates a leak or water-detection fault. ECL records this code as “Leak Sensor Error”. Common causes on this page include Internal leak and Too much detergent foam, but the exact cause can vary by model and appliance generation. Keep to the external checks and safety guidance below; do not remove covers or test internal or live components, and arrange professional diagnosis if the code persists.

Quick answer: Leak Sensor Error

In simple terms

Samsung washing machine code LC1 usually means Leak Sensor Error. Follow these four steps.

1Understand the code

See what the code usually means and why it may have appeared.

2Try safe checks

Try only the simple checks listed on this page. Do not take the appliance apart.

3Check if it is safe to use

Check the safety section before you keep using the appliance.

4Choose the next step

Use the next-step box to see whether to keep checking, find a part by model or get repair help.

What Samsung LC1 means

The washer has detected water where it should not be present.

Repair help

Need help with LC1?

This fault may need proper testing with tools. If you have followed the safety guidance above, ECL can pass the fault details to a checked repairer who covers your area.

Find an ECL Verified repairer

No obligation. Your contact details are only shared after you submit the repair request, and only with a suitable ECL Verified repairer where coverage is available.

Common causes

  • Internal leak
  • Too much detergent foam
  • Water in the base tray

Safe checks you can make

  1. Turn off the water supply
  2. Unplug the appliance

When to stop and call an engineer

If standard user maintenance does not clear the error, or if you suspect an electrical component failure.

Your model may be different

Error-code meanings can vary by model, market and appliance generation. Confirm Samsung LC1 against the instruction manual or support information for the exact model number before replacing parts or treating this page as a model-specific diagnosis.

Where this information comes from

Publisher: Error Code Lookup Editorial Team. This page is independent information written in our own words and reviewed with safety boundaries in mind.

Manufacturer information: Samsung UK Home Appliance Support. Use the exact model number to verify model-specific wording and instructions.

Last reviewed: 2026-05-18

How Error Code Lookup researches and verifies pages · Report a correction or provide model-specific evidence

Frequently asked questions

What does LC1 mean on a Samsung washing machine?

The washer has detected water where it should not be present.

What usually causes Samsung error LC1?

Common causes include Internal leak; Too much detergent foam; Water in the base tray.

Can I safely fix LC1 myself?

This fault may require professional diagnosis or repair. Only basic external safety checks should be attempted.

When should I call a professional for LC1?

If standard user maintenance does not clear the error, or if you suspect an electrical component failure.

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