Error Code C1
The vent blockage test found a problem with your exhaust
Moderate
Address soon - your appliance may not work properly
Also displayed as: C1
What This Means
Items left inside the drum during Smart Install; Dry sensor (moisture sensor) malfunction; Moisture sensor wiring issue
What actually causes this:
During the Smart Install vent test, the dryer found the exhaust vent is too restricted for safe operation.
First Thing to Check
Check the exhaust vent hose behind the dryer — make sure it's not kinked, crushed, or full of lint.
Parts Involved
How to Fix
- 1
1. Remove all items from the drum
- 2
2. Check the dry sensor (moisture sensor bars) for debris or damage
- 3
3. Check moisture sensor wiring connections
- 4
4. Re-run Smart Install
This Error Applies To
Samsung DV25B6900E Series Dryers (2024) (2024–present)
Related Error Codes
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
Your dryer vent is about 80% blocked