Useful application to test out the OBD system of your car using an OBD Bluetooth adapter. The OBDKey hardware unit is preferred but other ELM327 based Bluetooth adapters work too.

Gives you a simple way to connect via Bluetooth to the OBD interface and check that the car's engine controller is OBD-II compliant.

Reports the current status of on-board (OBD-II) monitor tests of the car's engine controller.