Error Code C80
Your dryer vent is about 80% blocked
Moderate
Address soon - your appliance may not work properly
Also displayed as: C80 (C8)
What This Means
Significant lint buildup in exhaust duct; Partially blocked exterior exhaust hood; Ductwork partially crushed or kinked
What actually causes this:
Significant lint buildup inside the exhaust vent is restricting airflow and reducing drying performance.
First Thing to Check
Check the exhaust vent hose behind the dryer for visible lint buildup or kinks.
Parts Involved
How to Fix
- 1
1. Clean the lint filter and exhaust duct system thoroughly
- 2
2. Check your vent condition
- 3
3. Refer to the ducting requirements section for proper installation
- 4
4. Re-run the Vent Blockage Test after cleaning
Parts Commonly Needed for This Error
OEM part numbers confirmed by retailers
This Error Applies To
Samsung DV45T3400 Series Dryers (2020) (2020–present)
Related Error Codes
The dryer thinks the door is open while running
Your dryer is getting the wrong type of electrical power
The dryer's internal parts aren't communicating properly
Your dryer is getting the wrong voltage from the outlet
Your dryer isn't heating properly or is overheating
Your dryer's temperature sensor isn't reading correctly
A secondary temperature sensor is giving bad readings
The door switch isn't working properly