Samsung Dryer Error Code Clg: Meaning & How to Fix It

By the ErrorCodePro Editorial Team · Last reviewed October 20, 2026

Samsung dryer error code Clg means: After a Vent Blockage test, the vent is clogged. C80 means about 80% clogged and C90 more than 90%. [1] Keep using it? Clean the vent before further use. Start with the owner checks below, beginning with: clean the lint filter.

Quick facts

Code	Clg
Also shown as	Cg, C80, C8, C90, C9
Brand / appliance	Samsung dryer
System	Venting / airflow
Official meaning	After a Vent Blockage test, the vent is clogged. C80 means about 80% clogged and C90 more than 90%. [1]
Keep using it?	Clean the vent before further use
DIY-safe?	Owner checks only (listed below)
Support	Samsung Support Center (samsung.com/us/support)

On this page: Meaning · Steps · Parts · When to call a technician · Related codes · FAQ

What error code Clg means on a Samsung dryer

After a Vent Blockage test, the vent is clogged. C80 means about 80% clogged and C90 more than 90%. [1]

This is a venting / airflow code. Codes and wording can vary by model, so check your owner's manual for your model number.

How to fix Samsung dryer error code Clg (safe owner checks)

Safety first: disconnect power before you remove any panel or reach into the sump or drum. Do not touch wiring, the control board or the motor. If you see water near electrical parts, stop and call a technician. These steps are based on Samsung's published guidance [1], rewritten for clarity.

Clean the lint filter. Clean the lint filter.
Clean the exhaust vent. Clean the exhaust vent run.
Retest. Run the Vent Blockage test again.

Parts that may be involved

Exact parts depend on your model number. This page lists part types only, never part numbers.

No specific part is implied by the manufacturer's guidance for this code.

When to call a technician

Vent cleaning beyond your reach: venting specialist
Gas appliance: never touch the gas line or valve. If you smell gas, leave and call your gas utility or 911
Anything involving wiring, the control board, the motor or the water valve electrics
The appliance is under warranty: contact Samsung Support Center (samsung.com/us/support) first

Frequently asked questions

What does error code Clg mean on a Samsung dryer?

Samsung lists Clg as follows: After a Vent Blockage test, the vent is clogged. C80 means about 80% clogged and C90 more than 90%.

Is it safe to keep using the dryer with Clg?

Clean the vent before further use.

Can I fix Samsung dryer error Clg myself?

Only with the owner checks on this page, starting with: clean the lint filter. If it persists, call a technician or Samsung Support Center (samsung.com/us/support).

Is Cg the same as Clg?

Yes. Samsung's documentation lists Cg, C80, C8, C90, C9 with the same meaning as Clg; the display format depends on the model.

Sources

https://www.samsung.com/us/support/troubleshoot/TSG10001006/ (official)

Last reviewed: October 20, 2026. ErrorCodePro is not affiliated with Samsung.