Sanyo Error Codes
Every Sanyo error code we have catalogued, with what it means on site — 101 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.
101 codes
| Code | What it means |
|---|---|
| EE | Indoor machine EE fault |
| E0 | Outdoor EE fault |
| E01 | Remote control communication error (address not set) |
| E02 | Remote detecting error from indoor unit |
| E03 | Indoor detecting error from remote |
| E04 | Indoor detecting error from outdoor unit |
| E05 | Indoor detecting error from outdoor (transmitting) |
| E06 | Outdoor failed to receive indoor signal |
| E07 | Outdoor failed to transmit indoor signal |
| E08 | Improper setting of indoor or remote |
| E09 | Remote controller setting duplicated |
| E10 | Indoor detecting error from signal option (transmitting) |
| E11 | Indoor detecting error from signal option (receiving) |
| E12 | Auto-addressing failed (CN100 shorted) |
| E14 | Main unit duplication in simultaneous multi |
| E15 | Auto-addressing: connected less than set |
| E16 | Auto-addressing: connected more than set |
| E17 | Trouble from another indoor unit (transmitting) |
| E18 | Trouble from another indoor unit (receiving) |
| E20 | No indoor units connected during addressing |
| E24 | Main outdoor detecting error from sub outdoor |
| E25 | Auto address error in outdoor setting |
| E26 | Main/sub outdoor mismatch set number |
| E29 | Sub outdoor serial comm receive failure |
| F01 | Indoor HX inlet sensor (E1) fault |
| F02 | Indoor HX freeze sensor (E2) fault |
| F03 | Indoor HX outlet sensor (E3) fault |
| F04 | Outdoor discharge sensor (TD/DISCH1) fault |
| F05 | Outdoor discharge sensor (DISCH2) fault |
| F06 | Outdoor HX sensor (C1) fault |
| F07 | Outdoor HX sensor (C2) fault |
| F08 | Outdoor ambient sensor fault |
| F09 | Outdoor DC fan fault |
| F10 | Indoor inlet (room) sensor fault |
| F11 | Indoor discharge air sensor fault |
| F12 | Outdoor intake sensor (TS) fault |
| F16 | Outdoor high pressure sensor fault |
| F17 | Outdoor low pressure sensor fault |
| F22 | Compressor 3 discharge sensor fault |
| F23 | Coil 2 gas temp sensor fault |
| F24 | Coil 2 liquid temp sensor fault |
| F25 | HX3 gas temp sensor fault |
| F26 | HX3 liquid temp sensor fault |
| F29 | Indoor EEPROM error |
| F31 | Outdoor EEPROM error |
| H01 | Compressor 1 over current |
| H02 | Compressor 1 locked rotor |
| H03 | Compressor 1 no current |
| H05 | Discharge temp not detected |
| H06 | Low pressure trip |
| H07 | Low oil level |
| H08 | Oil sensor fault |
| H11 | AC2 compressor overload current |
| H12 | AC2 compressor lock current |
| H13 | AC2 compressor no current |
| H15 | AC2 discharge sensor disconnected |
| H21 | Compressor 3 overload current |
| H22 | Compressor 3 lock current |
| H23 | Compressor 3 no current |
| H25 | Compressor 3 discharge sensor trouble |
| H27 | Compressor 2 oil sensor fault |
| H28 | Compressor 3 oil sensor connection failure |
| H31 | IPM trip (current/temp limit) |
| L02 | Indoor/outdoor type mismatch |
| L03 | Duplication of main indoor address |
| L04 | Duplication of outdoor system address |
| L05 | Multiple indoor with mode priority |
| L06 | Multiple indoor without mode priority |
| L07 | Group wiring to independent indoor |
| L08 | Indoor address or group not set |
| L09 | Indoor capacity not set |
| L10 | Outdoor capacity not set |
| L11 | Miswiring in group control |
| L13 | Indoor type setting error |
| L17 | Mismatch connection of different refrigerant outdoor |
| L18 | 4-way valve operation failure |
| P01 | Indoor fan motor thermal overload |
| P02 | Compressor motor thermal overload |
| P03 | Compressor discharge temp too high |
| P04 | High pressure switch tripped (outdoor) |
| P05 | Open phase / AC power fault |
| P09 | Ceiling panel incorrectly wired |
| P10 | Condensate float switch tripped (drain full) |
| P12 | Indoor fan overload |
| P16 | Compressor running failure from missing phase |
| P17 | Incorrect discharge temp (compressor 2) |
| P22 | Outdoor fan trouble |
| P26 | Inverter compressor trouble (HIC PCB) |
| P29 | Inverter for compressor unusual |
| P31 | Flexible control error |
| A01 | GHP engine oil pressure fault |
| A02 | GHP engine oil level fault |
| A03 | GHP engine overspeed |
| A04 | GHP engine underspeed |
| A06 | GHP engine start-up failure |
| A08 | GHP engine stalled |
| A10 | GHP high exhaust gas temp |
| C01 | Duplicated control address |
| C03 | Incorrect wiring of central control |
| C05 | System controller comm transmit fault |
| C06 | System controller comm receive fault |
Official Sanyo source / manual ↗
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