A Guide to Harnessing CAT Telemetry Data

For Production Optimization & Condition-Based Maintenance


A Guide to Harnessing CAT Telemetry Data​

Understanding Telemetry and Diagnostics

Most Original Equipment Manufacturers (OEMs) comply with the J1939 standard for heavy equipment diagnostics, particularly for diesel engines. Light vehicles using petrol engines adhere to the OBD-II standard. Companies like Caterpillar, Komatsu, and Epiroc utilize the CAN Open Standard (a superset of J1939) for telemetry and diagnostics, providing access to the equipment’s Electronic Control Units (ECUs). This data-driven approach aids in efficient and safe maintenance of equipment.

How Telemetry Data is Used:

  1. Retrieving Diagnostic Trouble Codes (DTCs): Technicians connect diagnostic tools to retrieve codes indicating specific faults, such as sensor failures or engine issues, enabling quick and targeted repairs.

  2. Monitoring Equipment Parameters: Real-time data from sensors and control modules, like engine speed and temperature, helps assess performance and confirm repair success.

  3. Updating and Reprogramming Software: Maintenance personnel upload new software or firmware updates to ECUs via the diagnostic port, ensuring smooth operation and regulatory compliance.

  4. Generating Health and Status Reports: Detailed reports provide a comprehensive overview of the equipment’s condition, spotting potential issues early to avoid major breakdowns.

  5. Logging and Analyzing Data: Operational data is collected and analyzed to identify trends, predict failures, and optimize maintenance schedules, enhancing equipment reliability and longevity.

  6. Calibrating and Configuring Systems: Proper calibration and configuration ensure the equipment operates within desired performance standards, maintaining accuracy and efficiency.

    In this e-Book, you will learn:


  • Learn how to retrieve and interpret diagnostic trouble codes.
  • Understand the importance of monitoring equipment parameters.
  • Discover how to update and reprogram equipment software.
  • Generate and analyze health and status reports.
  • Explore tools and techniques for logging and analyzing telemetry data.
  • Gain insights into calibrating and configuring systems for optimal performance.

Download the free e-Book

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