LG Error Code CH02
Indoor inlet temp sensor error
Error Code Summary
| Brand | LG |
| Error Code | CH02 |
| Meaning | Indoor inlet temp sensor error |
| Cause | Evaporator inlet sensor fault |
| Recommended Action | Check sensor connection and resistance |
How to Fix LG Error CH02
- 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 CH02 means: Indoor inlet temp sensor error. The most common cause is: Evaporator inlet sensor fault.
- 3
Take Corrective Action
Check sensor connection and resistance
- 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 CH02 mean?
LG error code CH02 indicates: Indoor inlet temp sensor error. This is typically caused by: Evaporator inlet sensor fault.
How do I fix LG error code CH02?
To fix LG error code CH02: Check sensor connection and resistance. If the error persists after these steps, contact a qualified HVAC technician.
Is LG error code CH02 serious?
Error code CH02 (Indoor inlet 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.