Technician a Says the DPFE (Differential Pressure Feedback EGR)sensor Determines

question 52

Multiple Choice

Technician A says the DPFE (differential pressure feedback EGR) sensor determines the amount of gas flowing through the EGR valve by measuring the pressure drop across an orifice. Technician B says some EGR valves have an NTC thermistor that measures exhaust gas temperature at the outlet of the EGR valve. Who is correct?

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

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Definitions:

Thigh Adductors

Muscles located in the thigh that are responsible for pulling the legs together and are involved in movements such as crossing one's legs.

Depressor Anguli Oris

A facial muscle associated with frowning, which pulls down the corners of the mouth.

Levator Labii Superioris

A facial muscle responsible for elevating the upper lip, contributing to expressions of disdain or disgust.

Frown

A facial expression characterized by a furrowing of one's eyebrows, often indicating displeasure or concentration.