OBD-II equipped vehicles are required to turn on the malfunction indicator lamp if the system has detected an exhaust emission level that is ________ the FTP limit.
A) the same as
B) 1.5 times or higher than
C) 1.5 times less than
D) None of these

Question

Quizplus · Accepted Answer

OBD-II equipped vehicles are required to turn on the malfunction indicator lamp if the system has detected an exhaust emission level that is 1.5 times or higher than the FTP (Federal Test Procedure) limit. This is to alert the driver that there is an issue with the vehicle's emissions system that needs to be addressed.

OBD-II Equipped Vehicles Are Required to Turn on the Malfunction