An air/fuel ratio sensor is different from an oxygen sensor in that ______.
A)the signal output is a varying current (amps)
B)as the mixture becomes leaner, its output signal increases
C)the output responds to minor changes in air/fuel mixture
D)All the answers are correct.

Question

Quizplus · Accepted Answer

Air/fuel ratio sensors differ from oxygen sensors in that they provide a varying current output that increases as the mixture becomes leaner and can respond to minor changes in the air/fuel mixture, making all the provided options correct.

An Air/fuel Ratio Sensor Is Different from an Oxygen Sensor