HVAC A/C Compressor Clutch Circuit
The HVAC controller has detected a fault in the A/C compressor clutch control circuit. The compressor may not engage.
Affected components
- Ac compressor clutch
- Ac compressor relay
- Hvac control module
Common causes
- High likelihood: Compressor clutch coil open
- Medium likelihood: A/C relay failed
- Medium likelihood: Corroded compressor connector
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.