A Vehicle Is Brought in for Repair with the Complaint

question 22

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 precatalyst oxygen sensor voltage is biased high, 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:

Absolute Values

A measure representing the magnitude of a number regardless of its direction or sign, shown as the distance from zero on a number line.

Favorite Bundle

An individual consumer's most preferred combination of goods and services, given their budget and prices.

Indifference Curve

A graph showing different combinations of two goods among which a consumer is indifferent, depicting levels of consumption where the consumer has no preference for one bundle over another.

Absolute Values

Mathematical values expressed without regard to their sign; distances from zero on the real number line.