Why are transistors used as output drivers on the PCM?
A) It improves data bus speeds.
B) To allow low voltage logic commands to switch higher voltage drivers such as those for fuel injectors.
C) To switch the low voltage engine bus to the higher voltage chassis bus.
D) For heat dissipation from the PCM.

Question

Quizplus · Accepted Answer

Transistors are used as output drivers on the PCM to allow low voltage logic commands to switch higher voltage drivers such as those for fuel injectors.

Why Are Transistors Used as Output Drivers on the PCM