Headlamp Auto-Leveling Front Sensor
The body control module reports an implausible signal from the front ride-height sensor used by the automatic headlamp leveling system. Without valid input, the headlamp pitch cannot be corrected for vehicle load.
Affected components
- Front ride height sensor
- Headlamp leveling module
- Body control module
Common causes
- High likelihood: Front ride height sensor failed
- Medium likelihood: Sensor linkage broken or detached
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.