EGR Position Sensor

Describes the operation of the automotive EGR pintle position sensor. This component installs right on top of the EGR valve itself. It is however, an indirect measurement system. The EGR PPS was widely used on FORD and Asian vehicles, with millions of models still in circulation. It is a type of variable resistor that changes voltage output as the EGR moves. See how it works in this concise video.