While two technicians are examining the many pairs of wires connected to an OBD-II DLC, Technician A says that all the wires are needed to retrieve fault does from the OBD system. Technician B says that only a pair of CAN wires are necessary to retrieve OBD-II fault codes. Who is correct?
A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Question

Quizplus · Accepted Answer

Technician B is correct because only the CAN (Controller Area Network) wires are necessary to retrieve OBD-II fault codes, as they are used for communication between the vehicle's computer systems.

While Two Technicians Are Examining the Many Pairs of Wires