FixVault
Home
›
Mazda
›
2003
›
MPV LX
›
Repair and Diagnosis
›
Engine Performance
›
Theory and Operation
›
Engine Controls [Theory & Operation]
›
Computerized Engine Controls
›
Input Devices
›
Knock Sensor (KS)
Knock Sensor (KS)
The KS transmits a signal to the PCM which retards ignition timing when knocking occurs.