York Error Codes
Every York error code we have catalogued, with what it means on site — 43 codes in total. In R-Pro, tap any code to get the meaning, likely causes and inspection steps, even with no signal in the plant room.
Common York codes
| Code | What it means |
|---|---|
| E0 | Indoor EEPROM error |
| E1 | Indoor–outdoor communication malfunction |
| E2 | Sensor malfunction |
| E3 | Indoor fan speed malfunction |
| E4 | Indoor room temperature sensor error |
| E5 | Evaporator coil temperature sensor error |
| E6 | Water level alarm |
| E7 | Indoor–outdoor communication fault |
| E8 | Dual indoor unit communication malfunction |
| E9 | Twin model malfunction |
| EC | Refrigerant leak detection system malfunction |
| EF | Other malfunction |
| F0 | Overload protection |
| F1 | Outdoor temp sensor error / IPM protection |
| F2 | Condenser pipe sensor error / compressor overcurrent |
| F3 | Discharge air temperature sensor error |
| F4 | Outdoor EEPROM / discharge overheat protection |
| F5 | Outdoor DC fan motor malfunction |
| F6 | Ambient temperature sensor failure |
| F7 | Suction temperature sensor failure |
| F8 | Outdoor DC fan motor fault |
| F9 | Auto-lifting panel is open |
| F11 | Compressor deviation from normal |
| F12 | Outdoor EEPROM error |
| F19 | Power voltage too high or low |
| F21 | Defrost temperature sensor failure |
| F22 | Outdoor AC overcurrent protection |
| F23 | Single-phase compressor overcurrent protection |
| F25 | Discharge temperature sensor failure |
| F28 | Loop station detection error |
| P0 | Inverter IPM module protection |
| P1 | High/low voltage protection |
| P2 | Compressor top overheating protection |
| P3 | Outdoor low-temperature protection |
| P4 | Compressor drive error |
| P5 | Mode conflict |
| P6 | Compressor low-pressure protection |
| P7 | Compressor 2nd overcurrent protection |
| P8 | Compressor overcurrent protection |
| PA | Defrost protection |
| PD | Oil return |
| PE | Oil balance |
| PF | Other protection |
Official York source / manual ↗
Frequently asked
What does York error code E0 mean?
York error code E0 means: Indoor EEPROM error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does York error code E1 mean?
York error code E1 means: Indoor–outdoor communication malfunction. In R-Pro you also get the likely causes and the inspection steps — offline.
What does York error code E2 mean?
York error code E2 means: Sensor malfunction. In R-Pro you also get the likely causes and the inspection steps — offline.
What does York error code E3 mean?
York error code E3 means: Indoor fan speed malfunction. In R-Pro you also get the likely causes and the inspection steps — offline.
What does York error code E4 mean?
York error code E4 means: Indoor room temperature sensor error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does York error code E5 mean?
York error code E5 means: Evaporator coil temperature sensor error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does York error code E6 mean?
York error code E6 means: Water level alarm. In R-Pro you also get the likely causes and the inspection steps — offline.
What does York error code E7 mean?
York error code E7 means: Indoor–outdoor communication fault. In R-Pro you also get the likely causes and the inspection steps — offline.
Look up any error code — offline — in R-Pro.
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