Splitvolt User Interface / Firmware Glitch

Splitvolt EV charger screen is on but shows garbled characters or frozen information.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Temporary firmware lockup, Electrical noise interference, Corrupted UI data, Failing display controller

Safety first: Do not attempt to open the charger while powered.

Soft reset: If the charger has a reset or power button, hold it according to the manual to reboot the UI.
Hard reset: Turn the breaker OFF for 2–3 minutes, then ON.
Firmware update: Apply the latest firmware from Splitvolt to correct known UI bugs.
If UI remains corrupted: The display controller or main board may be failing and should be serviced.

Medium 3/5

UI Controller on Main PCB

Check Price on Amazon

We may earn a commission from links on this page.