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SAE J1939 Monitor Software – Setting Up Engine Coolant Temperature PGN for Simulation

JCOM1939 Monitor - Engine Coolant Temperature Data Traffic

SAE J1939 Monitor Software – Setting Up Engine Coolant Temperature PGN for Simulation

By Wilfried Voss on April 4, 2024

This post will guide you through setting up SAE J1939 PGN simulation with our JCOM1939 Monitor software, using the Engine Coolant Temperature as a randomly chosen example. It’s important to note that you can configure any PGN with our software. However, it’s crucial to have the SAE J1939-71 Standard (available…

Detailed Review: LAUNCH CRP129 HD Heavy Duty Truck Scanner for Commercial Vehicles
Detailed Review: LAUNCH CRP129 HD Heavy Duty Truck Scanner for Commercial Vehicles
April 15, 2026
If you operate diesel trucks, maintain a small fleet, or simply prefer diagnosing your own equipment rather than paying a shop to “plug in and...
Cummins INLINE Adapter Review: Professional Engine Diagnostics for Serious Diesel Technicians
Cummins INLINE Adapter Review: Professional Engine Diagnostics for Serious Diesel Technicians
April 15, 2026
If you work with heavy-duty diesel engines long enough, one truth becomes unavoidable: eventually, the check engine light comes on, fault codes appear, and guessing...
Diesel Laptops Master Adapter Kit Review
Diesel Laptops Master Adapter Kit Review
April 11, 2026
If you work with heavy-duty trucks, off-highway equipment, or mixed fleets, you already know the frustration: every manufacturer seems determined to use a slightly different...
Heavy-Duty Truck Diagnostic Scanner for SAE J1939 and J1708 Vehicle Networks
Heavy-Duty Truck Diagnostic Scanner for SAE J1939 and J1708 Vehicle Networks
February 9, 2026
The HD601 is a diagnostic scan tool intended for use with 12 V and 24 V commercial vehicles that implement standardized heavy-duty diagnostic protocols. It...
Garmin eLog: A Straightforward Path to ELD Compliance
Garmin eLog: A Straightforward Path to ELD Compliance
February 7, 2026
Staying compliant with Hours of Service regulations does not have to mean juggling subscriptions, complex installations, or bloated fleet software. The Garmin eLog was designed...
My20 ELD Review: Low-Cost Electronic Logging Device for J1939 Trucks
My20 ELD Review: Low-Cost Electronic Logging Device for J1939 Trucks
January 15, 2026
An ELD, or Electronic Logging Device, is an electronic system used in diesel trucks to automatically record a driver’s hours of service. It connects to...
PiCAN CAN Bus HATs: Empowering Raspberry Pi for Automotive & Industrial Prototyping
PiCAN CAN Bus HATs: Empowering Raspberry Pi for Automotive & Industrial Prototyping
January 2, 2026
The PiCAN series from Copperhill Technologies is a line of CAN Bus interface boards (HATs) designed for the Raspberry Pi. These add-on boards are widely...
Using Contactless CAN and SAE J1939 Readers for Non-Intrusive Vehicle and Industrial Diagnostics
Using Contactless CAN and SAE J1939 Readers for Non-Intrusive Vehicle and Industrial Diagnostics
December 18, 2025
Accessing CAN bus data has traditionally required either a diagnostic connector or a direct electrical connection to the CAN-H and CAN-L lines. This applies equally...
J1939 Diagnostics Made Easy: How Modern Scan Tools Simplify Diesel Engine Troubleshooting
J1939 Diagnostics Made Easy: How Modern Scan Tools Simplify Diesel Engine Troubleshooting
December 8, 2025
For diesel truck owners — whether you’re running a heavy-duty rig for work or simply maintaining a robust personal vehicle — having the right diagnostic...
DEF Sensor Simulator Explained: Background, Function, and DIY Assembly Guide
DEF Sensor Simulator Explained: Background, Function, and DIY Assembly Guide
November 25, 2025
Please consider! The DEF Sensor Simulator is not an off-the-shelf device. It was originally created by a team of automotive engineers as a proof-of-concept solution...
Unlocking J1939 Telematics: Teensy 4.1 Triple CAN Bus Board with Ethernet and GNSS
Unlocking J1939 Telematics: Teensy 4.1 Triple CAN Bus Board with Ethernet and GNSS
November 20, 2025
In the heavy-vehicle, mobile-machinery and industrial equipment world, the CAN bus remains a workhorse for on-board networks. But merely having physical CAN isn’t enough: what...