A Vehicle Is Brought in for Repair with the Complaint

question 40

Multiple Choice

A vehicle is brought in for repair with the complaint of poor fuel economy. A diagnostic scan tool is attached to the DLC with the vehicle at operating temperature, and the technician determines that the pre-catalyst oxygen sensor voltage is biased high and the injector pulse width is long, and both STFT and LTFT are high. All of the following conditions could cause this EXCEPT:

• A) high fuel pressure
• B) open coolant temperature sensor circuit
• C) TP sensor voltage fixed high
• D) MAP sensor output indicates high load condition

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Definitions:

Fourteenth Amendment

An amendment to the United States Constitution, ratified in 1868, granting citizenship to all persons born or naturalized in the United States, including formerly enslaved people, and providing all citizens with “equal protection under the laws.”

Foraker Act

Legislation passed in 1900 that established civil government in Puerto Rico, which had been newly acquired by the United States after the Spanish-American War.

Homestead Strike

A major industrial strike in 1892 at the Homestead Steel Works in Pennsylvania, representing a pivotal battle over labor rights in the U.S.

Public Opinion

The aggregate of individual attitudes or beliefs held by the adult population concerning particular issues or events, often measured through surveys and polls.