On an OBD II Vehicle, the MIL Will Turn on When

question 21

Multiple Choice

On an OBD II vehicle, the MIL will turn on when:

• A) a condition that could cause emissions levels exceeding 1.5 times the FTP level is detected
• B) an input sensor is defective
• C) an output sensor is defective
• D) all of the above

---

Definitions:

Quantity Demand

The total amount of a product or service that consumers are willing to purchase at a given price over a specified period.

Monopolistic Competition

A market structure combining elements of monopoly and competitive markets, where many sellers offer slightly differentiated products.

Differentiated Products

Goods or services that are distinguished from others in the market by unique features, quality, or brand.

Pure Competition

Occurs when different companies sell commodity products that consumers perceive as substitutable; price usually is set according to the laws of supply and demand.