Technician A says an oil pressure sending unit may be tested with an ohmmeter. Technician B says an engine coolant temperature sending unit may be tested with an ohmmeter. Who is correct?
A)A only
B)B only
C)both A and B
D)neither A nor B

Question

Quizplus · Accepted Answer

Both the oil pressure sending unit and the engine coolant temperature sending unit can be tested with an ohmmeter, as they are both types of variable resistors whose resistance changes with pressure or temperature.

Technician a Says an Oil Pressure Sending Unit May Be