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Posts Tagged: test a knock sensor

Test knock sensor

How to test a knock sensor The testing procedure for knock sensor depends on the type of knock sensor used by the carmaker. There are 3 types of knock sensors • Inductive resonant knock sensor • piezoelectric non-resonant sensors. • Piezoelectric resonant knock sensor Initial knock sensor testing Test the knock sensor resistance Using a multimeter, touch one probe to the connector on the knock sensor and the other to a metal portion of the body of the sensor. Read the resistance and compare to carmaker specs. If the resistance … Read More


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