Technician A says open circuit testing of the BCM power supply will indicate if there is high resistance in the circuit. Technician B says that open circuit testing has the potential to mislead to improper diagnostics. Who is correct?
A) Technician A only
B) Technician B only
C) Both Technician A and B
D) Neither Technician A nor B

Question

Quizplus · Accepted Answer

Open circuit testing can indeed indicate if there is high resistance in the circuit, as Technician A suggests. However, Technician B is also correct in stating that open circuit testing can sometimes lead to misleading diagnostics because it does not simulate the load conditions under which the circuit operates in normal use.

Technician a Says Open Circuit Testing of the BCM Power