Lg Dryer Error Code PF
Last updated: January 5, 2026 MEDIUM
⚠️ Safety Warning
- Unplug the appliance before attempting any repairs
- Never attempt repairs while the appliance is energized
- If you're unsure, contact a certified Lg technician
- Keep children and pets away during troubleshooting
🔧 Tools You May Need
- Multimeter
- Screwdriver set
- Work gloves
- Vent brush
- Vacuum
- Flashlight
What Does Error Code PF Mean?
Your Lg dryer showing PF means door switch malfunction. This error is triggered when electrical issues exceeds normal operating parameters.
Common Causes
- duct blockage
- power supply
- thermistor
How to Fix Error Code PF
Step 1: Reset Your Dryer
- Unplug the dryer from the power outlet
- Wait 2-3 minutes for the capacitors to discharge
- Plug the appliance back in
- Check if the error code has cleared
Diagnostic Checks for Dryer Error PF
| Diagnostic Check | Expected Result | If Failed |
|---|---|---|
| Check exhaust vent for blockage | Strong airflow at exterior vent | Clean entire vent run, remove lint buildup |
| Test thermal fuse with multimeter | Continuity (near 0 ohms) | Replace thermal fuse (do not bypass) |
| Inspect heating element | No visible breaks, element glows red | Replace heating element assembly |
| Check drum rotation | Drum spins freely, belt intact | Replace belt or drum rollers |
| Verify gas igniter (gas models) | Igniter glows, gas ignites within 90 sec | Replace igniter or gas valve coils |
💡 Pro Tips from ErrorCodeHub
Thermal Fuse Tip: If your dryer heats but shuts off early, the thermal fuse is likely blown. It's a $10 part—but find out WHY it blew first (usually a clogged vent).
Frequently Asked Questions
What does Lg error code PF mean?
Your Lg dryer showing PF means door switch malfunction. This error is triggered when electrical issues exceeds normal operating parameters.
Can I fix error code PF myself?
Many PF errors can be fixed with basic troubleshooting. Start with a reset, then check common causes.
How much does it cost to fix error PF?
Repair costs typically range from $50-$300 depending on the cause.
Should I call a technician for error PF?
If basic troubleshooting doesn't work, or you're uncomfortable with repairs, contact a certified technician.
More Lg Dryer Error Codes
When to Call a Professional
Consider contacting a certified Lg technician if:
- The error persists after troubleshooting
- You're not comfortable with DIY repairs
- The repair involves electrical or gas components
- Your appliance is still under warranty
Find a technician: Call Lg support or search for certified repair services in your area.