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2012-2018 Ford Explorer. Sensor Type Knock (Detonation) Sensor. Check if your knock sensor is faulty by attaching an oscilloscope to a ground point on the sensor. If the reading is under 10 ohms or doesn’t produce any reading, it’s likely to need replacing.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.