SHARP air conditioner error codes allow technicians to identify potential issues in a climate control system. Below is a detailed guide to SHARP air conditioner error codes and their meanings.
SHARP Air Conditioner Error Codes
| Error Code | Problem |
|---|---|
| EE | Buttons are locked. |
| E0 | Water pump malfunction. |
| E1 | Compressor high-pressure protection. |
| E2 | Internal anti-freezing of the compressor. |
| E3 | Compressor low-pressure protection. |
| E4 | High-temperature protection of compressor air discharge. |
| E5 | Compressor overload protection. |
| E6 | Transmission malfunction. |
| E8 | Indoor fan protection. |
| E9 | Water flow protection. |
| FF | Control communication failure. |
| F0 | Malfunction of the indoor ambient sensor at the return air grille. |
| F1 | Malfunction of the evaporator sensor. |
| F2 | Malfunction of the condenser sensor. |
| F3 | Malfunction of the outdoor ambient sensor. |
| F4 | Malfunction of the air discharge sensor. |
| F5 | Malfunction of the ambient sensor on the display. |
| ee | Malfunction of the memory chip in the outdoor controller or the outdoor control board. |
| H3 | Compressor overload protection or compressor overload switch. |
| H4 | Overload protection related to the evaporator or condenser temperature. |
| H6 | Malfunction of the outdoor fan motor. |
| U7 | Malfunction in the directional change of the four-way valve. |
| P6 | Communication malfunction between the main control and the unit. |
| EE | Malfunction of the memory chip in the main outdoor control or the main outdoor control board. |
SHARP Outdoor Unit Error Codes
| Error Code | Meaning |
|---|---|
| PH | DC bus overvoltage protection. |
| P8 | Overtemperature protection of the IPM or PFC. |
| Pc | Current detection circuit error. |
| P7 | Temperature sensor error of the IPM or PFC. |
| P5 | Compressor current protection. |
| PL | DC bus undervoltage protection. |
| Lc | Compressor startup failure. |
| P0 | Drive module reset. |
| H7 | Compressor motor desynchronization. |
| Ld | Phase loss. |
| P6 | Communication error between the drive and main control. |
| H5 | IPM protection. |
| H3 | Compressor overload protection. |
| PA | AC current protection (input side). |
| PU | Charging circuit error. |
| HC | PFC protection. |
| H6 | DC fan error. |
| PP | AC input voltage anomaly. |
| EE | Memory chip error in the drive control board. |
Ing. Gerson Mora
Mechanical Engineer with extensive experience in design, training, and air conditioning systems.
