LG AC Error Code List - Summary
LG Corporation Company is a very successful company in electrical goods. It was founded on 5 January 1947 in Busan, South Korea. It was founded by Koo In-Hwoi and the Headquarters of the company is located in Seoul, South Korea.
LG Electroinics, LG Uplus, LG Chem, LG CNS and many more are the popular subsidiaries of the company. If you are using the LG air conditioner then you should go through the LG Split AC Error Code List pdf so that you understand the errors.
LG Split AC Error Code List 2023
Indoor Unit Faults
| Error Code | Possible Cause |
|---|---|
| 1 | Indoor unit room temperature sensor error |
| 2 | Indoor unit inlet pipe sensor error |
| 4 | Float switch error (optional) |
| 5 | Communication error between indoor unit and outdoor units |
| 6 | Indoor unit outlet pipe sensor error |
| 9 | Indoor unit EPROM error |
| 10 | Indoor unit BLDC motor fan lock |
| 12 | Indoor unit middle pipe sensor error |
Outdoor Unit Faults
| Error Code | Possible Cause |
|---|---|
| 21 | DC Peak (IPM Fault); Compressor DC voltage was too high |
| 22 | Current Transformed (CT2) error; Alternating current (AC) input too high |
| 23 | DC Link Low Volt |
| 25 | AC Low/High Volt |
| 26 | DC Comp Position Error (not providing rotation), Locking |
| 27 | PSC Fault; Current to inverter compressor between AC and DC converter circuit too high |
| 28 | Inverter compressor DC voltage is too high |
| 29 | Inverter compressor amperage is too high |
| 31 | Current-to-current transformer (CT) thermistor is too low |
| 32 | Inverter Compressor Discharge Pipe (D-Pipe) Overheat |
| 40 | CT Sensor Error; Thermistor is disconnected or shorted out |
| 41 | D-Pipe Sensor INV is disconnected or shorted out |
| 44 | Outdoor Air Sensor is disconnected or shorted out |
| 45 | Middle thermistor of outdoor unit condenser coil is disconnected or shorted out |
| 46 | Outdoor unit suction line thermistor is disconnected or shorted out |
| 48 | Outdoor unit coil outlet (liquid line) thermistor is disconnected or shorted out |
| 53 | Communication failure from outdoor unit to indoor unit |
| 60 | Outdoor unit printed circuit board (PCB) EPROM check sum error |
| 61 | Outdoor unit condenser coil temperature is too high |
| 62 | Outdoor unit inverter compressor PCB heat sink temperature is too high |
| 63 | Condenser coil pipe thermistor temperature is too low |
| 65 | Heat sink thermistor has disconnected or has shorted out |
| 67 | Outdoor brushless direct current (BLDC) fan motor lock error |
LG Inverter Split AC Error Code List
| c1 or ch1 | Indoor temperature sensor open or closed circuit |
| c2 or ch2 | Outdoor temperature sensor open or closed circuit |
| c4 or ch4 | Heat sink temperature sensor open or closed circuit |
| c5 or ch5 | Communication indoor and outdoor units |
| c6 or ch6 | Excessive current at inverter DC power circuit |
| c7 or ch7 | Excessive compressor current |
| c8 or ch8 | Indoor fan not rotating |
| c9 or ch9 | Outdoor fan not rotating |
| ca or ch10 | Faulty discharge thermistor |
| cc | EEPROM error |
| cd | Inverter module error |
| po | System in power mode ( not a fault ) |
| lo | System in test mode ( not a fault ) |
You can download the LG AC Error Code List PDF using the link given below.
-
XNXNXNXN Cube Algorithms
-
ACME Pharmaceuticals Product List
-
Lists of Backward Casts (BC) in Jharkhand
-
XNXN Cube Algorithms
-
3×3 PLL Algorithms
-
Rubik’s nxnxn Cube Algorithms
-
Lata Mangeshkar Songs List 2025 Complete Collection Old Songs
-
Haj Committee of India 2024 Selection List