Technician A says that a low-restriction exhaust system could ...

[plus1]

Technician A says that a low-restriction exhaust system could prevent a back pressure-type
vacuum-controlled EGR valve from opening correctly. Technician B says restricted exhaust can cause the EGR valve position sensor to fail. Which technician is correct?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B

[covalentbond]

Both technicians A and B

[plus1]

Excellent

[at]

YES! Correct, THANKS for helping me on my review