Diagnosis and Troubleshooting of Automotive Electrical, Electronic, and Computer Systems 6th Edition by James Halderman

تمرين 4

Technician A says that a defective ground connection at the master control switch (driver's side) could cause the failure of all power windows. Technician B says that if one control wire is disconnected, all windows will fail to operate. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both Technicians A and B
D) Neither Technician A nor B