Testing of the Blower Motor System Shown Is Being Discussed

question 56

Multiple Choice

Testing of the blower motor system shown is being discussed. The power module terminals for both the control and motor ground circuits is backprobed. A voltmeter is connected between the control circuit terminal and chassis ground, and the second voltmeter is connected between the motor ground terminal and chassis ground. Technician A says when the motor is turned off, both voltmeters should read 12 volts. Technician B says as the blower motor switch is rotated from LOW speed to HIGH speed, the readings on the first voltmeter should drop. Who is correct?  

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

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Definitions:

Homicide

The act of one human killing another, which can include murder and manslaughter.

Autopsy

An autopsy conducted to determine the reason for demise or the severity of illness.

Genetic Disorder

A disease or condition caused by an abnormality in an individual's DNA, varying from minor to severe in its effects.

Chronic Disease

A long-lasting condition that can be controlled but not cured, often requiring ongoing medical attention and management.