Originally Posted by TrentOSU
With the USB? I didn't buy the USB and if I'm right, you can clear it with the JB4 in your car?
Yes you can. Put it in map 1. Then put the speedo at 1 and the RPM's at 3. That will enable auto clear. once you do that. Put it in Map 0 and you can remove the Jb4.
Here is where you can find a lot of information if you ever need it.