⚠
warning Upgraded
Error Code E03
DC-Load port is drawing more than 30A of current.
? What Causes This
Overload on the load terminals.
✓ How to Fix It
Reduce the DC load power. The unit will automatically recover after a few seconds.
Source: page 26 of the official manual
From the manual
This error code appears in:
Upgraded 30A Solar Charge Controller