The Dearborn Protocol Adapter 5 was superseeded by the DPA XL, and is DG Technologies’ heavy duty scan tool for diagnosing and reprogramming diesel trucks, fleets, buses, construction, agriculture, military, automotive and industrial stationary equipment.

Click the categories below to access downloads to install updates to your products. We recommend you bookmark the downloads page and follow DG Technologies on social media to keep your products up to date. For product manuals, quickstart guides and more technical information, see our Documents page.

DG Diagnostics (DGD) is the software included with the DPA 5 that displays faults, component information and basic vehicle parameters from the J1708/J1587 and CAN/J1939 data buses. DGD may reduce the need to purchase full-featured OEM software to use with DG’s adapters.

The DPA 5 is a RP1210 and J2534 compliant Vehicle Diagnostic Adapter (VDA) pass-thru device that complements OEM software by providing service bay technicians with dealer level diagnostics and reprogramming functionality.

The DPA 5 is an RP1210 compliant vehicle interface device tool used for diagnosing and reprogramming heavy duty trucks, buses, construction, agriculture, military, industrial stationary equipment and OBD-II configured vehicles.

The DPA Utilities contain the most up-to-date versions of the utility programs that can be used with your DPA 5 (and other DPA products). Download the file, extract the contents and run the DPAUtilities.exe file to begin the install program.

The DPA 5 is a rugged Dual CAN RP1210/J2534 Vehicle Datalink Adapter. It support many protocols including J1939, J1708/J1587, CAN, J1850 VPW, ISO15765 and ALDL.

DPA 5 continues DG Technologies DPA family tradition of being the fastest, most rugged, most reliable, and most versatile RP1210 Vehicle Datalink Adapters (VDAs), and its bluetooth wireless!

The DPA 5 is the most rugged Quad CAN RP1210/J2534 Vehicle Datalink Adapter available. Comes with a 2-year warranty with purchase options for up to 4-years. Patented screw-in USB cable keeps you from constantly repairing/replacing your adapter.

The CNH DPA5 Kit is a genuine (OEM) diagnostic interface tool designed for agricultural and construction equipment manufactured and supported by CNH Industrial Group. The CNH EST hardware works with the CNH EST software, a Windows 10/11 desktop application.