The PCAN-Diag from PEAK-System Technik GmbH is a handheld device for the diagnostics of CAN busses on OSI layers 1 and 2. With the new firmware 1.7, the device ...

Learn how modern scan tools and scopes enhance vehicle diagnostics by interpreting data, identifying faults, and preventing ...

This article was updated in August 2025 with new products and information. That little yellow check-engine light is sneaky. Most of the time, you forget it could be there. But when it detects an issue ...

If you've been involved in automotive repair for a while, you probably know that modern vehicles use onboard diagnostic (OBD) systems to help notify us when there's a problem. The OBD system works ...

Car diagnostic tests scan a car’s components and integrated systems for errors or malfunctions before they become dangerous. These tests leverage computerization to keep your car in optimal working ...

A staggering amount of data flows through the wires of modern vehicles. Instead of independent wiring and switches for every function, just about everything on today’s cars is routed through the ...