PCAN-OBD-2 Viewer

Windows Software for the Presentation and Processing of OBD-2 Data

PCAN-OBD-2 Viewer


The OBD-2 standard defines the exchange of specific vehicle parameters for on-board diagnostics. As part of OBD-2, the ISO 15765-4 standard describes the CAN bus as a transmission option.

With the Windows software PCAN-OBD-2 Viewer OBD-2 data can be read out from connected control units (ECUs) via the CAN bus for presentation and further processing.

The application was implemented based on the programming interface PCAN-OBD-2 API by PEAK-System and is available free of charge for users of PEAK CAN adapters.


  • On-board diagnostics according to the standard OBD-2 (ISO 15765-4)
  • Physical communication via CAN using a CAN interface of the PCAN series
  • Support of all OBD-2 services that can be transmitted with CAN
  • Configurable graphical data representation on analog and digital instruments in a virtual cockpit
  • Saving and loading of configurations
  • Display of Diagnostic Trouble Codes (DTCs) and available test results
  • Reading of data that is recorded if an error occurs (Freeze Frames)
  • Listing emission-related data. Optional display of individual parameters as a graph
  • Exporting graphs and records of the OBD-2 communication

System requirements

  • Windows 11, 10, 8.1 (32/64-bit)
  • At least 2 GB RAM and 1.5 GHz CPU
  • For the CAN bus connection: PC CAN interface from PEAK-System

Scope of Supply

  • PCAN-OBD-2 Viewer software
  • Documentation in PDF format (English)