Advanced diagnostics used with your mobile device to send commands, read fault codes, view live data and more.
Take Control of Your Truck Maintenance
"My experience using OTR Diagnostics is wonderful. Knowing that I can find out why my check engine light is on and not taking my truck to the shop is definitely a money saver." - Clifford S.
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OTR Reset Tool
Plug-and-play tool that gives you the power to run commands, including a forced DPF regen, in less than 5 minutes.
Diagnostics vs. Reset Tool
Explore detailed comparisons between the two leading products. From features to command functions, make informed choices with clarity.
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Looking for instruction manuals?
Download PDF or watch videos for step-by-step instructions on using your tool.