I think that this open-source ESP32-based OBD (On-Board Diagnostics) hardware adapter for cars/trucks + open-source firmware combination in this crowdfunding campaign on Crowd Supply could be an very interesting product …
WiCAN ESP32 based open source OBD2/OBD-II Car Diagnostics CAN Bus to WIFi/ BLE/USB adapter Home Assistant integration? - Hardware - Home Assistant Community
GitHub - meatpiHQ/wican-fw
Is this possible? OBD2 -> ESP32 -> Home Assistant? : r/homeassistant
GitHub - meatpiHQ/wican-fw
Has anyone set up an ODB2 integration to get car data into HA? - Configuration - Home Assistant Community
ESP32 OBD2 open source adapter, WiFi/BLE CAN Bus works with Home Assistant and ReadDash
WiCAN - ESP32 OBD2 WiFi/BLE to CAN Bus adapter
WiCAN
ESP32 OBD2 open source adapter, WiFi/BLE CAN Bus works with Home Assistant and ReadDash
WiCAN - ESP32 OBD2 WiFi/BLE to CAN Bus adapter
ISO: Car stereo / head unit for HA app and Carplay - Hardware - Home Assistant Community