Daikin Error Codes
16 Error Codes
| Code | Description | Severity |
|---|---|---|
| A1 | Indoor PCB Defective | Warning |
| A3 | Drain Level System Fault | Warning |
| A5 | Freeze-Up/Overheat Protection | Warning |
| A6 | Fan Motor Lock/Overcurrent | Warning |
| C4 | Heat Exchanger Thermistor Fault | Warning |
| C9 | Suction Air Thermistor Fault | Warning |
| E1 | Outdoor PCB Defective | Warning |
| E3 | High Pressure Switch Activated | Warning |
| E4 | Low Pressure Switch Activated | Warning |
| E5 | Compressor Motor Lock | Warning |
| E6 | Standard Compressor Motor | Warning |
| E7 | Outdoor Fan Motor Lock | Warning |
| F3 | Discharge Pipe Temp High | Warning |
| F6 | Refrigerant Overcharge | Warning |
| H6 | Position Sensor Fault | Warning |
| U4 | Communication Error Indoor/Outdoor | Warning |
Models
Daikin Comfort
Daikin Fit
Daikin Fit
Daikin Intelligent Touch
Daikin Latitude
Daikin Unitary System
FIT
FIT
FIT
FIT
Inverter Ducted Split System
Inverter Ducted Split System
Inverter Ducted Split System
Inverter Ducted Split System
LV Series
Multi-Zone
Multi-Zone
MXS
MXS
MXS
MXS
MXS
NCB
NCB
NCB
NCB
NCB
NCM
NCV
NCV
NCW
NMB
NMP
NPE
NPE
NPE
NPE
NPE
NTV
NW
NWZ
Quaternity
Quaternity
Quaternity
SkyAir
SkyAir
VRV
VRV
VRV
VRV IV