The firing lines on an oscilloscope pattern are all abnormally low. Technician A says that the problem is probably low coil output. Technician B says that the problem could be an overly lean air-fuel mixture. Who is correct? Select one: a. Technician A b. Technician B c. Both A and B d. Neither A nor B

Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Jack Erjavec, Rob Thompson
Chapter8: Preventive Maintenance And Basic Services
Section: Chapter Questions
Problem 8RQ: Technician A says that if a drive belt does not have the proper tension, it may produce squealing...
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The firing lines on an oscilloscope pattern are all abnormally low. Technician A says that the problem is probably low coil output. Technician B says that the problem could be an overly lean air-fuel mixture. Who is correct?

Select one:
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B
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