Sun Load Sensor Circuit
The HVAC control module has detected an implausible signal from the sun load (solar) sensor, typically located on the dashboard. Automatic climate control uses this signal to bias cooling on the side facing the sun.
Affected components
- Sun load sensor
- Hvac control module
Common causes
- High likelihood: Sun load sensor failed
- Medium likelihood: Wiring or connector fault
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.