Piston (OBD2 & ELM327) APK for Android

Piston is the OBD II diagnostic application designed with the simplicity in mind.

The application is capable of:

- reading the live data

- showing the fault codes and clearing them

- displaying the logged freeze frame data

The application requires the OBD II Bluetooth or WiFi dongle (ELM327 based) to communicate with a car.

All the popular OBD II protocols are supported:

- J1850 VPW and PWM

- ISO 9141-2

- KWP 2000

- CAN (11 and 29 bits - both 250 and 500 kBit/s)

If you have any request, comment or suggestion, please don't hesitate to contact me.