Error Code d90
Ductwork approximately 90% blocked — severe flow sense restriction
Moderate
Address soon - your appliance may not work properly
Also displayed as: d90
How to Fix
- 1
Do not use the dryer until the exhaust system has been cleaned and/or repaired — using with severely restricted exhaust is dangerous and could result in fire or property damage.
- 2
Check outside dryer vent for strong airflow while dryer is operating.
- 3
Have exhaust system checked immediately.
- 4
Install a shorter or straighter duct run.
- 5
Clean ductwork thoroughly.
- 6
Replace crushed or damaged duct sections.
Other Error Codes for DLGX4201B
Ductwork approximately 80% blocked — flow sense restriction warning
Ductwork approximately 95% blocked — critical flow sense restriction
NFC module open or shorted
Big load indicator for steam cycle load size selection (not a fault code)
Humidity sensor failure
Door switch abnormal
Thermistor of steam generator open or shorted
Power failure — circuit breaker tripped or power outage occurred