On-Board Diagnostics (OBD) ( SAE J1962 ) is a diagnostic system in vehicles for detecting any errors in the car's network ( includes BCM, engine, and other car parts). Maybe you had seen some malfunction indications in our car just like a door lock beep.
The automobile industry uses many protocols in modernized vehicles with embedded systems and Electronic control units (ECU) which can communicate with each other using protocols like CAN. it was first developed by Bosch in 1986, it was designed for robust communications within the vehicle micro-controllers and devices without the need of any computer. Read More