LG inverter airconditoner error code repair guide
LG air conditioner error codes, possible causes, and troubleshooting steps presented in a table:
| Error Code | Description | Possible Causes | Troubleshooting Steps |
|---|---|---|---|
| CH 01 or 01 | Communication Error | Communication failure between indoor and outdoor units | Check for loose or damaged wiring between units |
| CH 02 or 02 | Indoor Pipe Sensor Error | Malfunction of indoor pipe temperature sensor | Inspect and replace indoor pipe temperature sensor if needed |
| CH 03 or 03 | Outdoor Pipe Sensor Error | Malfunction of outdoor pipe temperature sensor | Inspect and replace outdoor pipe temperature sensor if needed |
| CH 04 or 04 | Indoor Air Sensor Error | Malfunction of indoor air temperature sensor | Inspect and replace indoor air temperature sensor if needed |
| CH 05 or 05 | Outdoor Air Sensor Error | Malfunction of outdoor air temperature sensor | Inspect and replace outdoor air temperature sensor if needed |
| CH 06 or 06 | AC EEPROM Error | Communication error with memory chip | Consult a professional technician for EEPROM chip replacement |
| CH 07 or 07 | Outdoor Fan Motor Error | Malfunction of outdoor fan motor | Inspect and replace outdoor fan motor if needed |
| CH 08 or 08 | Inverter Compressor Motor Error | Malfunction of inverter compressor motor | Inspect and replace inverter compressor motor if needed |
| CH 10 or 10 | Overcurrent Error | Overcurrent in compressor or inverter | Contact experts |
| CH 11 or 11 | Communication Error (With Wall Controller) | Communication failure between indoor unit and wall controller | Check for loose or damaged wiring between indoor unit and wall controller |
| CH 12 or 12 | Compressor Discharge Sensor Error | Malfunction of compressor discharge sensor | Inspect and replace compressor discharge sensor if needed |
| CH 13 or 13 | Condenser Temperature Sensor Error | Malfunction of condenser temperature sensor | Inspect and replace condenser temperature sensor if needed |
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Always refer to the specific model’s user manual or contact LG customer support for accurate information based on your air conditioner model. If unsure or uncomfortable with troubleshooting, seek professional assistance.