Lg Washing Machine Error F1

⚡ Quick Answer: The LG washing machine error code F1 indicates a malfunction in the water level sensor, which may cause erratic filling behavior or failure to fill du... ✅ DIY Fixable

What Does Error F1 Mean?

The LG washing machine error code F1 indicates a malfunction in the water level sensor, which may cause erratic filling behavior or failure to fill during operation. The issue may stem from a faulty pressure switch, wiring problem, or an error in the control electronics. If your machine displays F1 and stops functioning, it is essential to check the water supply, hoses, and ensure the door is securely closed before seeking professional assistance.

Common Symptoms:

  • Machine stops operation and displays F1 on the panel
  • Occurs at or near water fill/initial spin stages (community reports)

Possible Causes

  • Potential EEPROM/configuration error related to control electronics (low)
  • Possible water level sensor/pressure switch fault or related wiring issue (low)

How to Fix Error F1

DIY Fix Basic checks before professional service

  1. Turn off and unplug the washing machine
  2. Ensure the door is fully closed and latched
  3. Verify the water hoses are connected and water supply is open
  4. Observe if the error repeats on next start

Technician Only Technician diagnostic for F1

  1. Connect diagnostic tool to washer to read fault history if supported
  2. Inspect wiring harnesses to control board, pressure sensor, and water level switch
  3. Test/replace pressure switch and harness if found faulty
  4. Evaluate control board memory/EEPROM for communication faults and replace board if necessary

Parts needed: Pressure switch / water level sensor, Wiring harnesses, Control board / EEPROM module

🛑 When to Call a Pro:
  • If F1 persists after basic user checks
  • If error returns immediately upon power‑up

Technical Specifications

wattage N/A
component Water Level Sensor
resistance 1-5 ohms
part_number LG 5215ER2002F
voltage_rating 120V AC

Common Questions

What does F1 error mean on LG washing machine?

The F1 error indicates a malfunction in the water level sensor, causing issues with filling.

Can I fix LG washing machine F1 error myself?

Yes, you can check the door closure and water supply before seeking professional help.

How much does it cost to fix F1 error?

Repair costs for the F1 error range from $100 to $350, depending on parts and location.

When should I call a technician for F1?

Call a technician if the F1 error persists after checks or returns immediately upon power-up.

Data last verified: 2026-01-10

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