Freematics Forum

I'm new to this field so didn't know the fact.
Good to know that not all cars gives all values in obd2 pid list.
I really appreciate your help.

I tried changing this line.
byte pids2[] = {PID_FUEL_LEVEL};
My datalogger(Freematics ONE) does not log Fuel Level Input data.
I think this should be answered.

Tried with 120 gb sd card with exFAT16. Failed.
32 gb sd card with FAT32 works well.

I'm trying to log extra OBD data including preset parameters by editing datalogger.ino file. Below is line 318-333 of original code. For OBD data, values in the pids and pids2 are retrieved in the csv file. Values in the pids are retrieved every time, while values of pids2 are retrieved once a while...

I've just tried logging obd data with data logger v4 and it failed. So I tried with another micro sd card and it worked. Long story short, logging obd data with old sd card(FAT32) was successful while with new 128 gb sd card (exFAT128) not. I presume it is because of the file system that Arduino sd ...