The vehicle onboard computer is an electronic system that displays both instantaneous parameters (current time, vehicle speed, engine speed, engine temperature, interior and exterior temperatures, remaining fuel in the tank, onboard voltage, etc.) and diagnoses malfunctions of vehicle systems.
Hey, I’m David. I’ve worked in a cars store for 6 years. I write reviews and guides, helping people to choose the most suitable technicals and best product for them. I’m happy to finally share my knowledge of the industry here, on CarnesMechanical.