Thought id let you know about this little beauty.
I bought this of a friend in canada, he built it and released all the software for it.
This is what it looks like:
Plugs into the Diagnostic Port:
Then you need to download the app to work with the reader (Via Bluetooth), A Glossary of everything that the app does:
You can set your car specifics or input custom info
You can see the information in graph form:
Or data (number form)
After your trip you can export all the data to your computer as a .CSV file, so you can view how your cars running and other bits
I really am liking this App and gadget, one of the most unique things out there for the toyota and first of its kind
Big thanks to Jean for building this!
A link to his blog -- http://jfbreton.blogspot.ca/