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Samsung Washing Machine Error Code 1C

Reviewed by the ApplianceErrors Editorial Team · Verified against manufacturer service documentation · Last verified: June 14, 2026
⚠ Medium Severity 🔧🔧 Moderate DIY Also shown as: 1E, LC1

Water level sensor error — pressure (level) sensor fault

The washer can't trust its water-level reading. The pressure (level) sensor that tells the control how full the tub is has gone out of range, or its sensing hose is kinked or clogged. Without a reliable level reading the washer won't fill or drain safely.

💰 DIY cost: $20–$60 👨‍🔧 Pro cost: $150–$280 Save $130+ by doing it yourself
Samsung Washing Machine error code 1C on the display panel
How the 1C code appears on a Samsung washing machine display

What Does Error Code 1C Mean on a Samsung Washing Machine?

Water level sensor error — pressure (level) sensor fault.

The washer can't trust its water-level reading. The pressure (level) sensor that tells the control how full the tub is has gone out of range, or its sensing hose is kinked or clogged. Without a reliable level reading the washer won't fill or drain safely.

What Causes Error Code 1C?

Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:

  1. 1
    Pressure sensor failure 45% of cases
  2. 2
    Pressure (sensing) hose kinked or clogged 35% of cases
  3. 3
    Hose connection loose at sensor or tub 15% of cases
  4. 4
    Control board sensor input fault 5% of cases

How to Fix Samsung Washing Machine Error Code 1C

🔧🔧 Moderate DIY Est. time: 30–60 min
⚡ Safety first: Unplug the appliance before opening any panels or touching internal components.
  1. 1

    Check the sensing hose

    Locate the small clear hose from the tub to the level sensor. Straighten kinks and clear any sludge.

  2. 2

    Blow test the sensor

    Disconnect the hose at the sensor and gently blow — you should hear a click as the diaphragm moves.

  3. 3

    Replace the level sensor

    If it doesn't click or tests out of range, replace it.

    🔩 Samsung water level sensor ($20–$60)

How to Reset Error Code 1C

Power off for 1 minute and restart. If 1C returns during fill, recheck the sensing hose for kinks before replacing the sensor.

Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.

Did this guide fix your appliance?

When to Call a Professional

If a new sensor and clear hose don't resolve 1C, the control board pressure input has failed.

Average professional repair cost for this issue: $150–$280

Related Error Codes

PE
Water pressure sensor (pressure switch) failure
⚠ Medium Severity
HC
Heating over-temperature error — water heated beyond safe limit
⚠ High Severity

Find Replacement Parts

Use these links to find the exact replacement parts for your Samsung Washing Machine:

🔩
Search PartSelect
Samsung Washing Machine repair parts
🔧
Search RepairClinic
Step-by-step video guides

External links — ApplianceErrors.com is not affiliated with these retailers.

More Samsung Washing Machine Error Codes

4C Water supply not detected UE Unbalanced load detected OE Drain failure — water not draining LE Motor locked — drum cannot rotate DE Door not properly closed or door lock failure HE Water heater error — water not heating to target temperature

Frequently Asked Questions

What does error code 1C mean on a Samsung Washing Machine? +
Water level sensor error — pressure (level) sensor fault
How do I fix error code 1C on my Samsung Washing Machine? +
Start by Locate the small clear hose from the tub to the level sensor. Straighten kinks and clear any sludge.. If that doesn't resolve it, work through each step in the fix guide above.
How do I clear or reset error code 1C? +
Power off for 1 minute and restart. If 1C returns during fill, recheck the sensing hose for kinks before replacing the sensor.
Is error code 1C serious? +
Medium severity. The appliance may still operate but the issue should be resolved to prevent further damage.

Sources & References

Content verified against manufacturer service documentation. Last verified: June 14, 2026.

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