Knock Sensor Location 2016 Ford Expedition limited 3.5 twin turbo dohc

Where is knock sensor located

The Knock Sensor is located under the intake manifold. There are two of them.

knock sensor location diagram


Knock Sensor (KS)

The KS is a tuned accelerometer on the engine which converts engine vibration to an electrical signal. The PCM uses this signal to determine the presence of engine knock and to retard spark timing.