Dearborn Protocol Adapter Series

The DPA 5 PRO is the leading tool of choice for Diagnosing and Reprogramming Heavy-Duty and Medium-Duty trucks, buses, construction, agriculture, military, and industrial stationary equipment.  The DPA 5 PRO also has selective support for a variety of automotive vehicles.


  • 4 CAN Channels
  • One Adapter for All Vehicle Types
  • USB and Bluetooth Connections
  • Works with All OEM Software Applications
  • Includes DG Diagnostic Software 
  • Includes AVT Troubleshooting Program 
  • Limited J2534 Support can be Used with OEM Applications
    See table below for protocols supported by the DPA hardware
  • Custom Built Diagnostic Kits for Fleet Owners
  • Made in the U.S.A
  • US-Based Experienced Technical Support team
  • Standard 2 year warranty included

OEM Software Compatibility

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. Any aftermarket software that is RP1210 or J2534 compliant that uses a DPA 5 protocol can be used with the DPA 5. It has been thoroughly tested and validated against many OEM and component software applications:

  • Allison DOC
  • Bendix ACOM
  • Caterpillar Electronic Technician (On-Highway only)
  • Cummins Insite
  • Cummins PowerSpec
  • Dana Diagnostic Tool
  • Detroit Diesel Diagnostic Link
  • Eaton ServiceRanger
  • Freightliner ServiceLink
  • GM (GDS2, Tech2WIN)
  • International Master Diagnostics
  •  Isuzu
  • Mack VCADS/Tech Tool
  • Navistar Diamond Logic Builder (DLB)
  • Navistar ServiceMAXX
  • Paccar Davie Software
  • Volvo VCADS/Tech Tool
  • WABCO Toolbox
  • ZF-Meritor TransSoft

Standards and Protocol Support

The standards and protocols supported by the DPA 5 are continuously maintained by our team of experts. DG staff members are actively involved in the Truck Maintenance Council’s (TMC) RP1210 and Society of Automotive Engineers (SAE) J2534 committees. This enables DG to say up to date with the standards and provide fleets with the best possible solutions to meet their diagnostic and reprogramming needs.

      Protocols Supported:

  • 2 Dual Wire CAN Channels  (J1939/CAN/ISO15765)
  • J1708 / J1587
  • ISO9141
  • ISO14230 / KWP2000
  • J1850 VPW
  • Single Wire CAN / J2411
  • ALDL

      Standards Supported:

  • TMC RP1210 (A, B and C) API
  • SAE J2534 API
  • SAE J1979
  • VEPS J2214 / J2461
  • CE Compliant Hardware
  • FCC/IC Certified Bluetooth