LG Error Code CH01
Indoor room temp sensor error
Error Code Summary
| Brand | LG |
| Error Code | CH01 |
| Meaning | Indoor room temp sensor error |
| Cause | Thermistor open/short |
| Recommended Action | Check/replace room thermistor |
How to Fix LG Error CH01
- 1
Power Cycle the Unit
Turn off the unit at the breaker, wait 5 minutes, then restore power. Some errors auto-clear after a restart.
- 2
Identify the Issue
Error CH01 means: Indoor room temp sensor error. The most common cause is: Thermistor open/short.
- 3
Take Corrective Action
Check/replace room thermistor
- 4
Test the System
After completing repairs, run the system and monitor for the error code. If it recurs, the issue may require professional diagnosis.
Safety Notice
Always disconnect power before performing any electrical work. If you're not a certified HVAC technician, contact a qualified professional for repairs involving refrigerant, electrical components, or compressor work.
Frequently Asked Questions
What does LG error code CH01 mean?
LG error code CH01 indicates: Indoor room temp sensor error. This is typically caused by: Thermistor open/short.
How do I fix LG error code CH01?
To fix LG error code CH01: Check/replace room thermistor. If the error persists after these steps, contact a qualified HVAC technician.
Is LG error code CH01 serious?
Error code CH01 (Indoor room temp sensor error) should be addressed promptly to prevent further damage to your LG system. Always turn off the unit if you notice unusual sounds, smells, or continued malfunction.