Hondata

QUICKSILVER RACING wrote:If you already tried uploading a calibraton file then it seems that you are having problems with the soldering.

How would I check for the soldering? Do I just look if it solder or not?

Have you checked that the S300 daughter board is fully seated? I had a mates car that had similar issues and one of the issues was that through multiple plug/unplugs of the USB cable the daughter board had tilted to the point that some of the JP2(?) pins had lost contact.
Re-seated the board & the ...

this is what i having troubleshooting too and high idle on my d16z6 motor.