Which of the following tools cannot be used to test an oxygen sensor?
A)digital voltmeter (DMM)
B)analog voltmeter
C)lab scope
D)scan tool

Question

Quizplus · Accepted Answer

An analog voltmeter is not suitable for testing an oxygen sensor because oxygen sensors require a precise measurement of voltage changes, which digital tools like a digital voltmeter (DMM), lab scope, and scan tool can provide with much higher accuracy and resolution.

Which of the Following Tools Cannot Be Used to Test