What this code means

Malfunction in the A/C compressor clutch relay circuit. The relay controls engagement of the A/C compressor.

Symptoms

• A/C not blowing cold air
• Compressor clutch not engaging
• A/C works intermittently
• Relay clicking

Common causes

• Faulty A/C clutch relay
• Relay control circuit issue
• Low refrigerant triggering cutoff
• BCM or PCM relay driver failure
• Corroded relay socket

Diagnostic steps

1. Check A/C clutch relay
2. Test relay with jumper wire
3. Check refrigerant pressure
4. Test relay control signal from PCM/BCM
5. Inspect relay socket for corrosion

Repair notes

Replace A/C clutch relay. If relay keeps failing, check compressor clutch current draw.

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