python-OBD

A python module for handling realtime sensor data from OBD-II vehicle

ports. Works with ELM327 OBD-II adapters, and is fit for the Raspberry

Pi.

Installation

$ pip install obd

Basic Usage

import obd

connection = obd.OBD() # auto-connects to USB or RF port

cmd = obd.commands.RPM # select an OBD command (sensor)

response = connection.query(cmd) # send the command, and parse the response

print(response.value)

print(response.unit)

Documentation

[Visit the GitHub Wiki!](http://github.com/brendanwhitfield/python-OBD/wiki)

Commands

Here are a handful of the supported commands (sensors):

*note: support for these commands will vary from car to car*

- Calculated Engine Load

- Engine Coolant Temperature

- Fuel Pressure

- Intake Manifold Pressure

- Engine RPM

- Vehicle Speed

- Timing Advance

- Intake Air Temp

- Air Flow Rate (MAF)

- Throttle Position

- Engine Run Time

- Fuel Level Input

- Number of warm-ups since codes cleared

- Barometric Pressure

- Ambient air temperature

- Commanded throttle actuator

- Time run with MIL on

- Time since trouble codes cleared

- Hybrid battery pack remaining life

- Engine fuel rate

- etc... For a full list, see [the wiki](http://github.com/brendanwhitfield/python-OBD/wiki)

License

GNU GPL v2

This library is forked from:

- <https://github.com/peterh/pyobd>

- <https://github.com/Pbartek/pyobd-pi>

Enjoy and drive safe!