Daikin AC Error Code List - Summary
If your Daikin AC is not working or not running as efficiently then you can use the Daikin AC Error Code List PDF to diagnose the problem yourself before calling an air conditioner installation Brisbane expert by using Daikin’s fault code finder.
Finding the fault via this process gives you a head start, so when you can contact an expert technician for aircon servicing, you can tell them the problem. While you might be able to diagnose the problem yourself, we discourage you from trying to fix the issue yourself, too.
Daikin AC Error Code List
| SYSTEM | CODE | MEANING |
|---|---|---|
| 00 | NORMAL | |
| UA | INDOOR-OUTDOOR UNIT COMBINATION FAULT | |
| U0 | REFRIGERANT SHORTAGE | |
| U2 | DROP VOLTAGE OR MAIN CIRCUIT OVERVOLTAGE | |
| U4 | FAILURE OF TRANSMISSION (BETWEEN INDOOR UNIT AND OUTDOOR UNIT) | |
| INDOOR UNIT | A1 | INDOOR PCB DEFECTIVENESS |
| A5 | FREEZE-UP PROTECTOR | |
| A6 | FAN MOTOR FAULT | |
| C4 | FAULTY HEAT EXCHANGER TEMPERATURE SENSOR | |
| C9 | FAULTY SUCTION AIR TEMPERATURE SENSOR | |
| OUTDOOR UNIT | E1 | CIRCUIT BOARD FAULT |
| E5 | OL STARTED | |
| E6 | FAULTY COMPRESSOR START UP | |
| E7 | DC FAN MOTOR FAULT | |
| E8 | OVERCURRENT INPUT | |
| F3 | HIGH TEMPERATURE DISCHARGE PIPE CONTROL | |
| F6 | HIGH PRESSURE CONTROL (IN COOLING) | |
| H0 | SENSOR FAULT | |
| H6 | OPERATION HALT DUE TO FAULTY POSITION DETECTION SENSOR | |
| H8 | DC CURRENT SENSOR FAULT | |
| H9 | FAULTY SUCTION AIR TEMPERATURE SENSOR | |
| J3 | FAULTY DISCHARGE PIPE TEMPERATURE SENSOR | |
| J6 | FAULTY HEAT EXCHANGER TEMPERATURE SENSOR | |
| L3 | ELECTRICAL PARTS HEAT FAULT | |
| L4 | HIGH TEMPERATURE AT INVERTER CIRCUIT HEATSINK | |
| L5 | OUTPUT OVERCURRENT | |
| P4 | FAULTY INVERTER CIRCUIT HEATSINK TEMPERATURE SENSOR |
You can download the Daikin AC Error Code List PDF using the link given below.
