Error Code C90
Your dryer vent is over 90% blocked — needs immediate cleaning
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: C90 (C9)
What This Means
Severe lint buildup in exhaust duct; Completely blocked or collapsed exhaust duct; External exhaust hood completely obstructed
What actually causes this:
Severe lint buildup in the exhaust vent is almost completely blocking airflow. This is a fire hazard.
First Thing to Check
Stop using the dryer and check the exhaust vent immediately for heavy lint buildup.
Parts Involved
How to Fix
- 1
1. Clean the lint filter
- 2
2. Thoroughly clean the entire vent duct system
- 3
3. Check vent condition and refer to ducting requirements
- 4
4. Must have expert personnel perform cleaning
Parts Commonly Needed for This Error
OEM part numbers confirmed by retailers
Other Error Codes for DVE45T3200W
The dryer's internal parts aren't communicating properly
A secondary temperature sensor is giving bad readings
A button on the control panel is stuck or shorted
The door switch isn't working properly
Your dryer detected restricted airflow during a vent test
Your dryer is getting the wrong type of electrical power
Your dryer isn't heating properly or is overheating
Your dryer vent is about 80% blocked