What this code means

Malfunction in the A/C refrigerant pressure sensor circuit.

Symptoms

• Check Engine Light
• A/C not working
• A/C compressor not engaging

Common causes

• Faulty pressure sensor
• Low refrigerant level
• Wiring issue

Diagnostic steps

1. Test sensor output
2. Check refrigerant level
3. Inspect wiring

Repair notes

Check refrigerant level first. Replace pressure sensor if faulty.

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