Akai Error Codes
Every Akai error code we have catalogued, with what it means on site — 26 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.
26 codes
| Code | What it means |
|---|---|
| dF | Defrosting mode (normal) |
| E0 | Access door opened / malfunction |
| E1 | External tube / room temp sensor fault |
| E2 | Evaporator coil / room temp sensor fault |
| E3 | Coil temp sensor / cannot cool |
| E4 | General fault/comp protection (split) or water tray full (portable) |
| E5 | External malfunction / reaction error |
| E6 | Indoor/outdoor comm / EEPROM error |
| E7 | No feedback from outdoor unit |
| E8 | Indoor fan motor fault |
| E9 | Inverter module / IPM protection warning |
| EC | Refrigerant leakage detection |
| EE | EEPROM parameter error |
| FF | Temp scope out of bounds / defrost protection |
| F1 | Outdoor DC fan motor fault |
| F2 | Compressor starting failure |
| F3 | Compressor loss of synchronism |
| F4 | Exhaust temp overheat protection |
| F5 | Compressor top cover protection |
| F6 | Outdoor EEPROM fault |
| P0 | IPM module overcurrent |
| P1 | Over/under voltage lockout |
| P2 | Compressor top temp protection |
| P4 | Compressor drive error |
| H1 | Auto-defrost mode (normal) |
| H3 | Compressor overload protection |
Official Akai source / manual ↗
Look up any error code — offline — in R-Pro.
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