It is not required for proper running of the engine.
A 2001 Dodge Caravan doesn't have a knock sensor.
you unplug the old one. And plug in the new one.
The 2006 Dodge charger knock sensor is located on the back of the engine. The knock sensor will be near the bottom of the engine cover.
Knock sensor
No
It doesn't have one.
It is under the intake, between the heads.
right front of motor
It doesn't have one.
it's on the right front of the engine, not far from the crankshaft sensor
The engine size is needed to answer your question.
underneath the window