Technician A says that if the oil pressure warning light is on, the oil pressure should be checked with a manual gauge. Technician B says that a faulty electrical circuit could cause the oil pressure warning light to come on even when the oil pressure is good. Which technician is correct?

Question

Quizplus · Accepted Answer

Technician A is correct because if the oil pressure warning light is on, it indicates there could be a problem with the oil pressure, and checking it with a manual gauge can confirm the issue. 
Technician B is also correct because a faulty electrical circuit could cause the warning light to turn on even when the oil pressure is good. Therefore, both technicians A and B are correct.

Technician a Says That If the Oil Pressure Warning Light