Consider a 2018 OBD-II-Compliant and Tier 3-Compliant Diesel Engine

Consider a 2018 OBD-II-compliant and Tier 3-compliant diesel engine. What factor or threshold of excess emissions is typically required to illuminate the MIL when a fault in the diesel particulate filter (DPF) is detected?

A) One and a half times FTP emissions standards.
B) Two times FTP emissions standards.
C) Three times FTP emissions standards.
D) There is no FTP multiplier for Tier 3-compliant diesel engines.

Correct Answer:

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