Sensor, Knock: Removal: 4.7L

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Knock Sensor - 4.7L

Courtesy of CHRYSLER GROUP, LLC

Remove the intake manifold. Refer to MANIFOLD, INTAKE, REMOVAL, 5.7L , MANIFOLD, INTAKE, CNG , REMOVAL, 5.7L or MANIFOLD, INTAKE, REMOVAL, 6.7L DIESEL .
Remove the knock sensor retaining bolt and remove the knock sensor (1).

Fig 2: Knock Sensor Electrical Connector
Courtesy of CHRYSLER GROUP, LLC
Disconnect the knock sensor electrical connector (1) from the engine harness located at the back of engine by pressing on the connector lock tab (2).
Thoroughly clean the knock sensor mounting hole.