LG Dryer Error Codes

Complete LG Dryer Guide

This guide explains all LG Dryer error codes (CH series) with simple troubleshooting steps to help you identify and fix common issues safely before calling a technician.

d80
Airflow Blockage (80%)
  • Clean lint filter thoroughly.
  • Inspect vent hose for blockage.
  • Check exterior exhaust vent.
  • Ensure proper airflow path.
d90
Severely Blocked Vent (90%)
  • Disconnect dryer vent system.
  • Clean duct pipe completely.
  • Remove lint buildup inside vent.
  • Test airflow after cleaning.
d95
Critical Vent Blockage
  • Turn off dryer immediately.
  • Inspect full vent line system.
  • Remove all lint and obstructions.
  • Restart only after airflow is restored.
tE1
Thermistor Error
  • Check temperature sensor wiring.
  • Inspect thermistor connection.
  • Reset power to unit.
  • Replace sensor if faulty.
tE2
Sensor Fault
  • Inspect internal wiring harness.
  • Check control board connection.
  • Restart dryer cycle.
  • Replace sensor if needed.
HS
Humidity Sensor Issue
  • Clean humidity sensor bars.
  • Check wiring connections.
  • Restart dryer.
  • Replace sensor if malfunctioning.
PS
Power Supply Issue
  • Check outlet voltage.
  • Inspect power cord.
  • Reset circuit breaker.
  • Avoid extension cords.
NP
No Power Detected
  • Ensure dryer is plugged in.
  • Check breaker panel.
  • Inspect fuse or outlet.
  • Test with another appliance.
DHE
Heater Error
  • Check heating element continuity.
  • Inspect thermal fuse.
  • Ensure proper airflow.
  • Replace heater if defective.
CL
Child Lock Enabled
  • Press and hold Child Lock button.
  • Refer to control panel instructions.
  • Wait for indicator to clear.
  • Resume operation.
PF
Power Failure
  • Check home power supply.
  • Reset breaker if tripped.
  • Restart dryer cycle.
  • Avoid unstable power sources.
Flow Sense
Vent Restriction Warning
  • Clean lint filter.
  • Inspect full duct system.
  • Remove airflow blockages.
  • Ensure proper vent installation.
LOC
Control Lock Enabled
  • Hold control lock button for 3–5 seconds.
  • Check control panel settings.
  • Restart dryer if needed.
  • Unlock controls before use.
nP
Incorrect Power Supply
  • Verify correct outlet voltage.
  • Check power cord for damage.
  • Inspect breaker stability.
  • Consult electrician if needed.
HE
Heating Error
  • Check heating element continuity.
  • Inspect thermal fuse and thermostat.
  • Ensure vents are clear.
  • Replace faulty components if needed.
LE
Motor Lock Error
  • Turn off and unplug dryer.
  • Check drum for blockage.
  • Inspect motor and wiring.
  • Restart after clearing jam.
AE
Auto Shutoff Error
  • Disconnect power for 5–10 minutes.
  • Check control board connections.
  • Inspect overheating conditions.
  • Restart dryer system.
FE
Frequency Error
  • Check electrical supply stability.
  • Avoid using generators or unstable power.
  • Inspect outlet frequency.
  • Call electrician if issue persists.
E13
Drain Pump Error (Heat Pump Models)
  • Check drain hose for blockage.
  • Empty condensate tank if present.
  • Inspect drain pump operation.
  • Restart dryer after clearing issue.
E14
Water Level Detection Error
  • Inspect condensate tank.
  • Check sensor wiring.
  • Clean water level sensor.
  • Replace sensor if needed.
FO
Filter Maintenance Reminder
  • Remove lint filter.
  • Clean thoroughly.
  • Reinstall properly.
  • Restart cycle.
Hot
High Internal Temperature
  • Allow dryer to cool down.
  • Check ventilation system.
  • Clean lint filter.
  • Restart after cooling.
Cool
Cool Down Cycle Active
  • This is a normal cycle stage.
  • Dryer is cooling clothes.
  • Wait until cycle completes.
  • Remove laundry when finished.
Add Water
Steam Function Water Required
  • Fill steam reservoir.
  • Ensure tank is seated properly.
  • Restart steam cycle.
  • Check for leaks.
Empty Water
Condensate Tank Full
  • Remove and empty tank.
  • Reinstall securely.
  • Check drain system.
  • Resume operation.

Frequently Asked Questions


What does the d80 error code mean on an LG dryer?
The d80 error indicates approximately 80% airflow blockage in the dryer vent system. Clean the lint filter, inspect the vent hose, and check the exterior exhaust vent for restrictions.
How do I fix the d90 error code on my LG dryer?
The d90 code means the vent system is severely restricted. Disconnect and clean the vent duct, remove lint buildup, and ensure proper airflow before restarting the dryer.
What should I do when my LG dryer shows d95?
The d95 error indicates a critical vent blockage. Turn off the dryer immediately, inspect the entire vent system, and remove all obstructions before using the appliance again.
Can a clogged vent cause LG dryer error codes?
Yes. Codes such as d80, d90, and d95 are commonly caused by restricted airflow due to lint buildup, crushed ducts, or blocked exterior vents.
How often should I clean my LG dryer vent?
Clean the lint filter after every load and inspect the full vent system at least once a year to prevent airflow-related error codes.
Will cleaning the lint filter fix a d80 error?
It may help if the lint filter is the main restriction. If the error continues, check the full vent system for blockages.
Can I continue using my LG dryer with a d95 error?
No. A d95 error indicates severe airflow restriction that can cause overheating and damage. The blockage must be cleared before use.
Why are my clothes taking longer to dry?
Slow drying is usually caused by restricted airflow due to lint buildup, clogged vents, or obstructed exhaust systems.
How do I reset my LG dryer after fixing an error code?
Turn off the dryer, unplug it for several minutes, reconnect power, and restart the cycle. If the error returns, further inspection is needed.
Can a crushed vent hose trigger LG dryer airflow errors?
Yes. A kinked or crushed vent hose can restrict airflow and trigger d80, d90, or d95 error codes.
What is the difference between d80, d90, and d95 errors?
These codes indicate airflow blockage severity: d80 = moderate restriction, d90 = severe restriction, d95 = critical blockage.
How can I prevent LG dryer airflow errors in the future?
Clean the lint filter regularly, inspect vent ducts periodically, keep the exhaust vent clear, and avoid crushed or overly long hoses.
Important: If the error persists after performing basic troubleshooting steps, immediately disconnect the LG Dryer from the power source and avoid further use. Continuing to operate the appliance while the issue remains may lead to additional damage or safety risks. Contact a qualified LG Dryer technician or authorized service center for proper diagnosis and repair.