This topic contains a solution. Click here to go to the answer

Author Question: Two technicians are diagnosing a poorly running engine with no stored DTCs. When the MAF sensor is ... (Read 69 times)

LCritchfi

  • Hero Member
  • *****
  • Posts: 519

Question 1

The typical MAF reading on a scan tool with the engine at idle speed and normal operating temperature is ________.
◦ 1 to 3 grams per second
◦ 3 to 7 grams per second
◦ 8 to 12 grams per second
◦ 14 to 24 grams per second

Question 2

Two technicians are diagnosing a poorly running engine with no stored DTCs. When the MAF sensor is unplugged, the engine runs better. Technician A says that this means the MAF is supplying incorrect air flow information to the PCM. Technician B says that this indicates the PCM is defective. Who is right?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by LCritchfi on Aug 13, 2021

alexanderhamilton

  • Sr. Member
  • ****
  • Posts: 334

Answer 1

3 to 7 grams per second

Answer 2

Technician A only




LCritchfi

  • Member
  • Posts: 519
Reply 2 on: Aug 13, 2021
YES! Correct, THANKS for helping me on my review


EAN94

  • Member
  • Posts: 307
Reply 3 on: Yesterday
Excellent

 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

For a complete list of videos, visit our video library