LG Dryer Error Code nP: How to Fix It

Medium 45-90 minutes Critical Severity Verified June 2026
Error Code
nP
Brand
LG
Product Type
dryer
Severity
Critical
DIY Difficulty
Medium
Estimated Fix Time
45-90 minutes
Error code nP on your LG gas dryer indicates there's no power reaching the gas valve due to an igniter circuit problem. This critical error prevents the dryer from heating properly and requires immediate attention to restore normal operation.
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Tools You'll Need

How to Fix Error Code nP

  1. Safety First - Disconnect Power and Gas

    Always disconnect both electrical power and gas supply before working on gas dryers. Gas leaks can be extremely dangerous.
  2. Access the Igniter Assembly

    Take photos before disconnecting wires to remember proper connections.
  3. Inspect the Igniter Visually

    Handle the igniter carefully as it's extremely fragile and can break easily.
  4. Test Igniter Resistance

  5. Check Wire Connections

  6. Test Gas Valve Coils

  7. Replace Faulty Components

    Double-check all gas connections are tight to prevent leaks before restoring gas supply.
  8. Test Operation

    If you smell gas at any point, immediately shut off gas supply and ventilate the area.

Parts You May Need

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When to Call a Professional

Call a professional if you're uncomfortable working with gas appliances, detect gas leaks, lack proper tools for testing, or if the control board appears damaged. Also call a pro if multiple components test bad simultaneously, as this may indicate a more complex electrical issue.

Frequently Asked Questions

What does error code nP mean on my LG dryer?
Error code nP means 'no power' to the gas valve, typically caused by a faulty igniter that can't signal the gas valve to open. This prevents your dryer from producing heat.
How much does it cost to replace an LG dryer igniter?
A replacement igniter typically costs $15-40 for the part. Professional repair usually costs $100-200 including labor. DIY replacement can save significant money if you're comfortable with the repair.
Can I still use my LG dryer with error code nP?
No, you should not use the dryer with error code nP. The dryer won't heat properly and may not dry clothes effectively. Continuing to run it could potentially damage other components.
How long do LG dryer igniters typically last?
LG dryer igniters typically last 5-8 years with normal use. Heavy usage, power surges, or manufacturing defects can cause earlier failure. Signs of a failing igniter include long ignition delays or intermittent heating.
Why does my LG dryer igniter keep failing?
Repeated igniter failures can be caused by voltage issues, a faulty gas valve that makes the igniter work harder, poor ventilation causing overheating, or using the wrong replacement part. Check these underlying causes to prevent future failures.