18 February, 2026
What is a Diagnostic Tool? How Does It Work?
Modern vehicles are equipped with advanced electronic systems and control units (ECU). From engine management to transmission, from ABS to airbags, many systems operate continuously with data received from sensors. To quickly and accurately detect faults in these systems, a diagnostic tool is used.
So, what is a diagnostic tool, how does it work, and why is it so important? In this blog post, we will examine in detail the working principle of diagnostic tools, their usage areas, and their role in vehicle maintenance.
