HVAC Defroster Door Position
The HVAC control module has detected that the defroster door (windshield air outlet flap) does not reach the commanded position. Defrosting performance may be reduced.
Affected components
- Blend door actuator
- Hvac control module
Common causes
- High likelihood: Door actuator motor failed or stripped
- Medium likelihood: Door linkage broken
Possible symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.