⚠
warning Upgraded
Error Code Flashing: Current flow arrow should be on but is off due to E05 error condition.
DC-Load is forced OFF (due to E05) and will turn back ON if battery voltage recovers or manually reset the controller by disconnecting/reconnecting terminal 3 briefly.
? What Causes This
Battery under-voltage condition on DC loads; possibly indicates a high load current draw and/or low starting/battery terminal voltages during operation.
✓ How to Fix It
Reduce any connected load, check connection stability at terminals 5-6, or manually reset controller as stated in the reset procedure.
Source: page 24 of the official manual
From the manual
This error code appears in:
Upgraded 30A Solar Charge Controller