Where is the knock sensor located on a Nissan Pathfinder?

The knock sensor on the Nissan Pathfinder is located on the engine block, specifically on the side of the engine block above the oil pan. It is typically screwed into the engine block and connected to the engine wiring harness. The exact location may vary depending on the model and year of your Pathfinder, so it is recommended to refer to the vehicle-specific repair manual or consult with a qualified mechanic to identify the exact location of the knock sensor on your vehicle.