Error Code Ct
Your dryer detected restricted airflow during a vent test
Info
Informational - no immediate action required
Also displayed as: Ct
What This Means
Dryer was recently running and is still hot; Ambient temperature too low for accurate test; Dryer was just moved from cold environment
What actually causes this:
The exhaust vent is partially blocked with lint, or the vent run is too long for proper airflow.
First Thing to Check
Check the exhaust vent hose behind the dryer for kinks or lint buildup.
How to Fix
- 1
1. Leave the dryer at room temperature
- 2
2. Wait for the dryer to reach ambient temperature
- 3
3. Try the vent blockage test again later
This Error Applies To
Samsung DV50B5100 Series Dryers (2024) (2024–present)
Related Error Codes
The door switch isn't working properly
Your dryer isn't heating properly or is overheating
The dryer thinks the door is open while running
The dryer's internal parts aren't communicating properly
Your dryer's temperature sensor isn't reading correctly
Your dryer is getting the wrong voltage from the outlet
Your dryer vent is over 90% blocked — needs immediate cleaning
Your dryer is getting the wrong type of electrical power