York Air Conditioner error codes
3 York air conditioner codes and problems, each with ranked causes, safe homeowner checks and honest repair costs. Count the flashes or read the code on your control board, then find it below. Legends vary by board revision, so confirm against the label inside your unit's door.
| Code | What it means | Severity |
|---|---|---|
| Frozen evaporator coil | York AC frozen evaporator coil? Learn the causes (airflow, low refrigerant, blower faults), safe thaw steps, what a tech checks, and repair costs. | Call a pro |
| Not cooling | York air conditioner not cooling? Learn the likely causes, from dirty filters to failed capacitors and refrigerant leaks, plus safe checks and repair costs. | Call a pro |
| Outdoor fan not spinning | York AC outdoor fan not spinning? Learn the likely causes (capacitor, motor, contactor, control board), safe checks, and typical repair costs. | Call a pro |
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