Technician a Says an Above-Normal Increase in the Duty Cycle

question 11

Multiple Choice

Technician A says an above-normal increase in the duty cycle of the PWM signal applied to the HEUI ICPR of a Cat C-7 engine indicates that the engine oil has thickened due to excessive soot loading. Technician B says a jumper plug in the wiring harness indicates to the engine's ECM that 10W-30 engine oil rather than 15W-40 oil is being used in the crankcase. Who is correct?

• A)Technician A
• B)Technician B
• C)Both A and B
• D)Neither A nor B

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Definitions:

Work Problems

Mathematical problems that involve calculating the rates at which workers complete certain tasks.

Unemployment

The situation of being without a job, despite being willing and able to work, typically measured as a percentage of the labor force.

Health Risk

The probability of experiencing harm or adverse effects on health as a result of exposure to a hazard.

Internal Locus

The belief that one has control over their life and outcomes, as opposed to external forces having that control.