scantool
A scantool, also known as an OBD-II scanner or diagnostic tool, is an electronic device used to access and interpret data from a vehicle's onboard computer system. This system, governed by the On-Board Diagnostics II (OBD-II) standard, monitors various engine and emission control components. When a problem is detected, the vehicle's computer stores a Diagnostic Trouble Code (DTC) and typically illuminates the "check engine" light on the dashboard.
A scantool connects to the vehicle's OBD-II port, usually located under the dashboard. Once connected, it can
The information provided by a scantool allows vehicle owners and technicians to identify potential malfunctions and