Gree air conditioner error codes
Indicator lamps and blink codes
By model series
All codes
C5PCB Jumper Wire Cap MalfunctionE1High Pressure ProtectionE2Anti-Freeze ProtectionE3Low-pressure protectionE4Compressor Discharge Temp. ProtectionE5AC Overload ProtectionE6Indoor/Outdoor CommunicationE8Anti High Temp. ProtectionE9Cold air prevention protectionEELoading EEPROM malfunctionENLimit/decrease frequency due to module current protection (phase current)EUIPM temp. High ProtectionF0Indoor ambient temperature sensor errorF1Indoor Ambient Sensor Open/Short CircuitF2Indoor Coil Sensor Open/Short CircuitF3Outdoor Ambient Sensor Open/Short CircuitF4Outdoor Coil Sensor Open/Short CircuitF5Compressor Discharge Sensor Open/ShortF6Overload Limit Descending FrequencyF8Overload Current Descending FrequencyF9Exhaust Air High Descending FrequencyFHAnti Freeze Limit Descending FrequencyFOGathering refrigerantH0Heating anti-high temperature drop frequencyH1DefrostingH2Electrostatic Dust ProtectionH3Compressor Overload ProtectionH4System Operation AbnormalH5IPM module protectionH6Indoor Fan Motor MalfunctionH7CompressorHCPFC abnormalityHOHeating Anti Temp. DeclinesJFMalfunction of detecting plate(WIFI)L3Fan Module ProtectionL9power protectionLCStartup FailureLPMismatch of indoor unit modelOEUndefined outdoor unit errorP0Drive resettingP1Compressor rated frequence in test stateP2Compressor maximum frequence in test stateP3Compressor intermediate frequence in test stateP5Compressor Over Current ProtectionP7Module Sensor CircuitP8IPM Module High Temp ProtectionPHDC Voltage HighPLLow DC Bus Voltage ProtectionPUCapacitor Charge MalfunctionU1Compressor Current Circuit MalfunctionU3DC Bus Voltage FluctuatingU5AC current detect circuit malfunctionU7Reversing Valve MalfunctionU8Disconnection of the exhaust temperature sensorU9Outdoor Unit Zero Cross Over ErrorLED:HEAT=OFF 3S, BLINK ONCEDefrostingLED:OUT_YEL=OFF 1S AND BLINK ONCECompressor runningLED:OUT_RED=OFF 1S AND BLINK 8 TIMESThe temperature for turning on the unit is reachedLED:OUT_RED=OFF 1S AND BLINK 11 TIMESFrequency limiting (module temperature)LED:OUT_RED=OFF 1S AND BLINK 13 TIMESFrequency limiting (power)