Question

Controller Area Network CAN B bus diagnostics is being discussed. Technician A says some modules do not set specific codes that isolate the type of fault. Technician B says if the fault code indicates both CAN B+ and CAN B- circuits are low or high, a total bus failure has occurred. Who is correct?

Answer 1

Answer:

Both Technician A and Technician B is correct.  

Explanation:

CAN (Controller Area Network) is specially designed for the European cars and the automotive industry, but it has become the popular bus in the industrial automation and also in other applications.  

CAN is the serial communication bus that is designed for flexible and robust performance in a harsh environment.