B0292
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.
- Check engine light: Not always
- Emissions related: No
- Repair difficulty: medium
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Common causes
Ordered by how often each turns out to be the cause.
- Compressor clutch coil openCommon
- A/C relay failedPossible
- Corroded compressor connectorPossible
Parts involved
- AC Compressor Clutch
- AC Compressor Relay
- Hvac Control Module
B0292 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.