What requirement(s) is/are mandated by OBD II?
A. All manufacturers must redesign their engine control systems so as to operate identically in all respects and according to an EPA-designed engine control system.
B. The PCM must turn on the MIL if component and/or system inefficiency results in emission levels exceeding 1.5 times the FTP cut-point (an increase of 50%).
C. The PCM must turn on the MIL if component and/or system inefficiency results in emission levels exceeding two times the FTP cut-point (an increase of 100%).
D. Both A and C
Answer: B
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