Author Question: The MAF sensor on a General Motors 3800 V-6 is being tested for contamination. Technician says that ... (Read 108 times)

Davideckstein7 · **on:** Aug 13, 2021

Question 1

The component shown (shaded) has a crack or split in it. What would this cause?

◦ Poor running in a forward gear but OK in reverse
◦ Allow false air into the engine
◦ Either A or B
◦ Neither A nor B

Question 2

The MAF sensor on a General Motors 3800 V-6 is being tested for contamination. Technician says that the sensor should show over 100 grams per second on a scan tool display when the accelerator is depressed to WOT (wide open throttle) on a running engine. Technician B says that the output frequency should exceed 7000 Hz when the accelerator pedal is depressed to WOT on a running engine. Who is right?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B