Ambient Air Temperature Sensor Circuit
The HVAC control module has detected an implausible signal from the ambient air temperature sensor used by the climate control system. Symptoms include incorrect outside temperature display and erratic automatic climate behavior.
Affected components
- Ambient air temperature sensor
- Hvac control module
Common causes
- High likelihood: Ambient air temperature 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.