Technician A says that OBD-II includes generic as well as vehicle manufacturer's specific DTCs and data displays. Technician B says that OBD-II have common DTCs. Who is right?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B

Question

Quizplus · Accepted Answer

Technician A is correct that OBD-II includes both generic and vehicle manufacturer-specific DTCs and data displays. Technician B is also correct that there are common DTCs that are the same across all vehicles with OBD-II systems. Therefore, both technicians are correct.

Technician a Says That OBD-II Includes Generic as Well as Vehicle