Freematics Forum

Please update your code. Just added APN username and password options in config.h.

Library files not in place.

Yes, but most EVs do not support standard OBD PIDs so no OBD data can be obtained.

Yes using ESP32 DEV module. Make sure you have FreematicsPlus library imported.

A customer reported this issue solved by using a local (non roaming) SIM card first to activate and then hologram sim cards can be registered on the network.

This is not possible.

For prior 2020 devices, please keep using the older code that worked for you.

Are you using the latest code? Please provide your serial output.

No operation including reading voltage can be done in low power mode.

What's the cellular module's state code (can be found in serial output).