Technician A says a catalytic converter may be tested with a pyrometer. Technician B says a converter may tested using an exhaust gas analyzer. Who is correct?
A)A only
B)B only
C)both A and B
D)neither A nor B

Question

Quizplus · Accepted Answer

Both technicians are correct. A pyrometer can be used to measure the temperature difference across the catalytic converter to assess its efficiency, while an exhaust gas analyzer can measure the levels of specific gases before and after the converter to evaluate its performance.

Technician a Says a Catalytic Converter May Be Tested with a Pyrometer