Mitsubishi Heavy Industries Error Code E37
Outdoor heat exchanger thermistor error
Error Code Summary
| Brand | Mitsubishi Heavy Industries |
| Error Code | E37 |
| Meaning | Outdoor heat exchanger thermistor error |
| Cause | Condenser thermistor fault |
| Recommended Action | Check/replace condenser thermistor |
How to Fix Mitsubishi Heavy Industries Error E37
- 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 E37 means: Outdoor heat exchanger thermistor error. The most common cause is: Condenser thermistor fault.
- 3
Take Corrective Action
Check/replace condenser 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 Mitsubishi Heavy Industries error code E37 mean?
Mitsubishi Heavy Industries error code E37 indicates: Outdoor heat exchanger thermistor error. This is typically caused by: Condenser thermistor fault.
How do I fix Mitsubishi Heavy Industries error code E37?
To fix Mitsubishi Heavy Industries error code E37: Check/replace condenser thermistor. If the error persists after these steps, contact a qualified HVAC technician.
Is Mitsubishi Heavy Industries error code E37 serious?
Error code E37 (Outdoor heat exchanger thermistor error) should be addressed promptly to prevent further damage to your Mitsubishi Heavy Industries system. Always turn off the unit if you notice unusual sounds, smells, or continued malfunction.