Posted on 1/31/2024
Cars are more than just a set of wheels and an engine. They are complex machines with intricate computer systems. Just like your smartphone or laptop, cars use computer diagnostics to communicate problems and maintain performance. Understanding Vehicle Computer Systems Modern cars have an Electronic Control Unit (ECU), essentially the vehicle's brain. It monitors and controls various aspects of the car's operation, from engine timing and fuel injection to emissions control and airbag deployment. When something in the system goes awry, the ECU records it as a fault code. These codes can be critical in identifying issues before they become serious problems. The Diagnostic Process - How It's Done This process begins when you or a technician connect a diagnostic scan tool to your car's On-Board Diagnostics (OBD) port. But what happens next? Let's del ... read more