Technician A says that the OBD system on a diesel is continuously judging all major emissions systems for faults. Technician B says that some emissions monitors do not run every drive cycle and take time to correctly judge emissions system operation. 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 some emissions monitors in the OBD system do not run every drive cycle and require specific conditions to be met before they can accurately assess the emissions system's operation.

Technician a Says That the OBD System on a Diesel