Poor combustion in the engines combustion chambers. A mechanical fault within the motor. Creating a rapping sound may create false signals from this sensor.
Air/fuel ratio are adjusted to compensate for this condition. Failure Symptoms: Malfunction Indicator Light illumination, failed emission test. Pre-detonation or ping, increased emission levels, low engine power. Made In USA United States Mexico Germany Japan Nippon Denso Korea Taiwan. The item "22060-7B000 Knock Sensor With Electrical Connector FitsMercury Nissan" is in sale since Wednesday, April 11, 2018.This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Air Intake & Fuel Sensors". The seller is "globalsourcewd" and is located in El Monte, California. This item can be shipped worldwide.