The XTUNER CVD-9 is a commercial vehicle diagnostic adapter. This is an electronic device that connects to your truck, fire engine, or motorhome's on-board computers (ECUs) and transmits information via Bluetooth to the XTUNER CVD application. The Adapter plugs into the 9-pin Dutch diagnostic port of any Class 3 through 8 heavy duty trucks.
Matt Herold Consultant/Technical Information Specialist at ALLDATA Tech-Assist
For what you pay and what it is I'm comparing this truck code reader with my ELM/Torque Pro I use for automotive. Both are strictly for phones and tablets. Both have a very small dongle that I keep in my pocket for convenience. The CVD-9 software is extremely slow, and will give some false information. At first I almost returned it, then I gave it another chance and it's mediocre at best. It will take anywhere form 1-5 minutes to connect wit
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