Technician a Says If a Lean Condition Caused by a Vacuum

question 53

Multiple Choice

Technician A says if a lean condition caused by a vacuum leak, restricted injectors, dirty MAF, clogged fuel filter, or bad fuel pump exists, the LTFT will have a negative number. Technician B says when the O2 sensor has a rich signal, the STFT goes lean to adjust the air/fuel ratio. Who is correct?

• A)A only
• B)B only
• C)both A and B
• D)neither A nor B

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Definitions:

Net Borrower

An entity or individual that borrows more money than it lends, resulting in a net debt position.

Net Saver

An individual or entity that saves more money than they spend or invest, contributing positively to their financial assets over time.

Utility-Maximizing

Represents the economic principle where individuals or firms make choices that result in the highest possible level of satisfaction or efficiency within their constraints.

Lender

An individual, institution, or entity that provides funds to another with the expectation that the funds will be repaid, often with interest.