Freematics Forum

Hi NatroN,
We're on the same page. I'm assuming you're trying to do this on a Hyundai Ioniq EV?

I still haven't been able to try my Freematics ONE+ on the car itself and this is my first time working with an Arduino.
On the serial console, did you write sendCommand("2105"), like that, with only ...

Hey @DirtGhost where you able to make it work?
I need to do the same but for mode 21 PID's from 7E4 header.

Please let me know. It's one of the things holding me back from getting a Freematics ONE+.