Freematics Forum

Are you able to obtain the serial output?

Serial output please. Did you set APN?

Please provide your serial output.

Try reducing the set of PIDs to be accessed to find out which specific one is not supported.

You need to build and upload your own firmware to the device. The code of the firmware is named telelogger in the github. The easiest way is using Freematics Builder with gives you a GUI to configure the build on which you can change the server URL and port. If you are comfortable to use Visual Stud...

Basically no OBD PIDs can be accessed when ignition is off. So if you look at sample code (datalogger or telelogger), you will see how ignition off is handled.

It is as simple as [PID]:[data].

If the GPS data is broadcasted on CAN bus, it is possible.

Great. I will fix the code in github according to your finding. Thanks.

That's not normal. Have you tried with another SIM card?