Disclaimer

Solar inverters, home batteries and EV chargers contain or connect to high-voltage DC and AC equipment. EnergyFaults provides informational troubleshooting guidance. Electrical and high-voltage equipment should only be serviced by qualified professionals where required.

Do not open high-voltage enclosures, bridge electrical components, defeat isolation or perform live-voltage work based on anything you read here.

EnergyFaults is an independent technical information resource and is not affiliated with the manufacturers listed on this website unless explicitly stated. Brand names are used to identify the equipment a code belongs to.

Information is provided as-is. Codes, firmware behaviour and service procedures change; confirm any action against the current manufacturer documentation for your exact model before proceeding.