G
e2
Moderate
Goodman · HVAC Systems (AC, Furnaces & Heat Pumps)
Indoor Coil Freeze Protection
Quick Answer
Error code E2 on your Goodman HVAC Systems (AC, Furnaces & Heat Pumps) means: Indoor Coil Freeze Protection. This is usually fixable — see the step-by-step guide below.
Likely Causes
  1. Low refrigerant charge causing evaporator temperature to drop below freezing
  2. Dirty air filter severely restricting airflow
  3. Blower motor failure or reduced speed operation
  4. Dirty evaporator coil blocking air passage
How to Fix It
1
Switch the system to fan-only mode to thaw any ice on the evaporator coil
2
Check and replace the air filter
3
Inspect the evaporator coil for dirt buildup and clean with approved no-rinse coil cleaner
4
Verify the blower motor is operating at the correct speed for cooling
5
Once thawed, a licensed HVAC technician should check the refrigerant charge
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Air filter
Evaporator coil cleaner
Refrigerant (R-410A if low)
Related Error Codes
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