Toshiba Error Codes
Every Toshiba error code we have catalogued, with what it means on site — 38 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 Toshiba codes
- E01 — No communication from master indoor unit
- E02 — Local controller failure (unable to transmit)
- E03 — Master indoor unit receives no data
- E04 — No communication from outdoor unit
- E08 — Duplicated indoor address
- E10 — Indoor PCB failure
- E18 — Communication failure master ↔ slave
- F01 — Indoor TCJ sensor error
| Code | What it means |
|---|---|
| E01 | No communication from master indoor unit |
| E02 | Local controller failure (unable to transmit) |
| E03 | Master indoor unit receives no data |
| E04 | No communication from outdoor unit |
| E08 | Duplicated indoor address |
| E10 | Indoor PCB failure |
| E18 | Communication failure master ↔ slave |
| F01 | Indoor TCJ sensor error |
| F02 | Indoor TC2 sensor error |
| F04 | TD (discharge) sensor error |
| F06 | TE/TS sensor error |
| F07 | TL sensor error |
| F08 | TO sensor error |
| F10 | Indoor TA sensor error |
| F12 | TS sensor error |
| F23 | PS sensor error |
| F29 | Indoor PCB failure |
| F31 | Outdoor PCB EEPROM error |
| H01 | Inverter compressor over-current |
| H02 | Compressor lock (over-current at startup) |
| H04 | Case thermostat operation |
| H06 | Low pressure detected by PS sensor |
| L08 | Indoor address not set |
| L09 | Indoor unit capacity not set |
| L29 | IPDU error (number reduced) |
| L30 | External interlock / CN80 input |
| L31 | Outdoor PCB error |
| P01 | Indoor fan motor error |
| P03 | High discharge temperature (TD1 > 115°C) |
| P04 | High pressure switch activated |
| P05 | Open phase of 3-phase power |
| P07 | Heat sink overheat |
| P10 | Float switch activated (drainage) |
| P12 | Indoor fan motor error (feedback) |
| P19 | 4-way valve switching error |
| P22 | Outdoor fan IPDU error |
| P26 | Short circuit of compressor driving element |
| P31 | Indoor PCB error |
Official Toshiba source / manual ↗
Frequently asked
What does Toshiba error code E01 mean?
Toshiba error code E01 means: No communication from master indoor unit. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Toshiba error code E02 mean?
Toshiba error code E02 means: Local controller failure (unable to transmit). In R-Pro you also get the likely causes and the inspection steps — offline.
What does Toshiba error code E03 mean?
Toshiba error code E03 means: Master indoor unit receives no data. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Toshiba error code E04 mean?
Toshiba error code E04 means: No communication from outdoor unit. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Toshiba error code E08 mean?
Toshiba error code E08 means: Duplicated indoor address. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Toshiba error code E10 mean?
Toshiba error code E10 means: Indoor PCB failure. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Toshiba error code E18 mean?
Toshiba error code E18 means: Communication failure master ↔ slave. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Toshiba error code F01 mean?
Toshiba error code F01 means: Indoor TCJ sensor error. 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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