Author Question: The use of variable valve timing allows the elimination of the ________ on some engines. A) EGR ... (Read 167 times)

natalie2426 · **on:** Jun 22, 2018

The use of variable valve timing allows the elimination of the ________ on some engines.

A) EGR valve B) PCV control valve C) Exhaust valves D) TAC snorkel valve

Question 2

A MAP sensor is being tested. Technician A says that many MAP sensors also act as a barometric pressure sensor when the ignition switch is first turned on. Technician B says on many MAP sensors the signal voltage should increase when the vacuum at the sensor decreases. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician