Hitachi Inverter Air Conditioning Error Codes

Hitachi P01 Pressure ratio
Hitachi P02 High pressure increase
Hitachi P03 Inverter current high
Hitachi P04 Inverter fin temperature increase
Hitachi P05 Discharge gas temp. increase
Hitachi P06 Low pressure decrease
Hitachi P09 High pressure decrease
Hitachi P0A Demand currentcontrol
Hitachi P0d Low pressure increase
Hitachi P11 Pressure ratio decrease
Hitachi P12 Low pressure increase
Hitachi P13 High pressure increase
Hitachi P14 compressor overcurrent
Hitachi P15 Discharge gas temp. increase/ Low pressure 
Hitachi P16 Discharge gas super-heat
Hitachi P26 High pressure decrease
Hitachi ,01 FailureFan Motor, Drain Discharge, PCB, Relay
Hitachi ,03 Incorrect Wiring. FailurePCB. Tripping Fuse
Hitachi ,05 Incorrect Wiring
Hitachi ,06 Voltage and Power Supply issue, Incorrect Wiring 
Hitachi ,07 Over Refrigerant Charge, Expansion Valve Open Lock 
Hitachi ,08 Ref. Leakage,
Hitachi ,09 Failure of Fan Motor
Hitachi 11 Inlet Air Thermistor
Hitachi 12 Outlet Air Thermistor
Hitachi 14 Gas Piping Thermistor
Hitachi 19 Failure of Fan Motor
Hitachi 21 High Pressure Sensor
Hitachi 22 Outdoor Air Thermisto
Hitachi 23 Discharge Gas Thermistor on Comp
Hitachi 24 : Evaporating Thermistor
Hitachi 29 : Low Pressure SensorCarrier E1 Indoor / outdoorcommunication