Victron Energy BlueSolar MPPT / SmartSolar MPPT fault codes
The 6 fault codes below are the ones that apply to this Victron Energy solar charge controller family. The other 1 Victron Energy solar charge controller codes in our database belong to different model families — they are listed further down so you do not troubleshoot against the wrong table.
Covered model numbers
BlueSolar MPPTSmartSolar MPPT
Not on the list? Check the rating label before you troubleshoot — the code table below will not apply. Where to find it →
Fault codes on the Victron Energy BlueSolar MPPT / SmartSolar MPPT
Battery temperature too high. The charge controller has stopped charging because the batte… Err 2 warning
Battery voltage too high. The controller stopped charging because the battery voltage rose… Err 17 warning
Controller overheated despite reduced output current. The internal electronics are too hot… Err 26 danger
Terminal overheated. The power terminals (PV or battery screw terminals) got too hot, usua… Err 33 danger
PV over-voltage. The solar input voltage exceeded the controller's maximum rated PV voltag… Err 38 warning
PV input shutdown. The controller short-circuited its own PV input as a protective measure…
Codes that do not apply to this model
These 1 codes exist on other Victron Energy solar charge controllers. If your unit is showing one of them, it is not from this family — re-check the model number on the label before acting on any of these.
Where the model number is
On the back or side of the controller housing, next to the terminal block.
Sources
- MPPT Solar Charger Error Codes — Victron Energy (Err 38, 39 — PV Input shutdown)
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