Quasi type spark plug: the insulator skirt is slightly shrunk into the end face of the housing, and the side electrode is outside the end face of the housing, which is the most widely used one.
According to the physical quantity classification of the sensor, it can be divided into displacement, force, speed, temperature, flow, gas composition and other sensors.
Today we will talk about the car oxygen sensor, I believe that there are still many friends who do not know much about the oxygen sensor, and do not know how to judge the quality...