{"product_id":"wpr-242-1322","title":"Walker Products Ignition Knock Detonation Sensor - 242-1322","description":"\u003ch2\u003eProduct Information\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Walker Products\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Name:\u003c\/strong\u003e Ignition Knock Detonation Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDescription:\u003c\/strong\u003e Ignition Knock (Detonation) Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 242-1322\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 1.0\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eWalker Products Ignition Knock (Detonation) Sensors are OE Replacement components that monitor engine vibrations to detect knocking or detonation events. These sensors are a critical part of the engine control system, allowing the ECU to adjust ignition timing in real time to prevent spark knock—a condition that can cause internal engine damage, reduced fuel economy, and drivability issues. Walker Knock Sensors are engineered to match OE specifications for frequency range, sensitivity, and electrical output. Each unit is tuned to detect the specific resonant frequency of knock in a given engine platform, enabling precise spark retard when knock is detected. Built from high-quality, heat- and oil-resistant materials, these sensors are designed to endure the harsh conditions of the engine block and cylinder head. With exact OE fitment, Walker Knock Sensors install directly into the original threaded locations and connect using factory-style electrical terminals. Whether addressing a fault code (e.g., P0325, P0330), correcting timing issues, or replacing a failed sensor, Walker Knock Sensors restore proper knock detection, improve engine safety, and support optimal ignition performance across a wide range of gasoline applications.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores Ignition Timing Accuracy: Supports optimal fuel efficiency, performance, and emissions by correcting spark advance during knock conditions.\u003c\/li\u003e\n\u003cli\u003eExact OE Fit: Installs directly into original mounting locations using factory connectors and threads—no modifications required.\u003c\/li\u003e\n\u003cli\u003eDetects Engine Knock: Monitors vibration frequencies to detect detonation and prevent pre-ignition engine damage.\u003c\/li\u003e\n\u003cli\u003eBuilt for Harsh Environments: Engineered to resist heat, vibration, and oil exposure for long-lasting signal reliability.\u003c\/li\u003e\n\u003cli\u003eOE Replacement Sensitivity: Calibrated to match factory frequency response and output for seamless ECU integration and spark control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWarranty\u003c\/h2\u003e\u003cp\u003e1 years\u003c\/p\u003e\u003ch2\u003eCountry of Origin\u003c\/h2\u003e\u003cp\u003eTaiwan\u003c\/p\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\u003cp\u003eSee the fitment table for engine, trim and other application details.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e2018 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2018 Jeep Cherokee\u003c\/li\u003e\n\u003cli\u003e2018 Ram ProMaster 1500\u003c\/li\u003e\n\u003cli\u003e2018 Ram ProMaster 2500\u003c\/li\u003e\n\u003cli\u003e2018 Ram ProMaster 3500\u003c\/li\u003e\n\u003cli\u003e2017 Chrysler 200\u003c\/li\u003e\n\u003cli\u003e2017 Chrysler 300\u003c\/li\u003e\n\u003cli\u003e2017 Chrysler Pacifica\u003c\/li\u003e\n\u003cli\u003e2017 Dodge Challenger\u003c\/li\u003e\n\u003cli\u003e2017 Dodge Charger\u003c\/li\u003e\n\u003cli\u003e2017 Dodge Durango\u003c\/li\u003e\n\u003cli\u003e2017 Dodge Grand Caravan\u003c\/li\u003e\n\u003cli\u003e2017 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2017 Jeep Cherokee\u003c\/li\u003e\n\u003cli\u003e2017 Jeep Grand Cherokee\u003c\/li\u003e\n\u003cli\u003e2017 Jeep Wrangler\u003c\/li\u003e\n\u003cli\u003e2017 Ram 1500\u003c\/li\u003e\n\u003cli\u003e2017 Ram ProMaster 1500\u003c\/li\u003e\n\u003cli\u003e2017 Ram ProMaster 2500\u003c\/li\u003e\n\u003cli\u003e2017 Ram ProMaster 3500\u003c\/li\u003e\n\u003cli\u003e2016 Chrysler 200\u003c\/li\u003e\n\u003cli\u003e2016 Chrysler 300\u003c\/li\u003e\n\u003cli\u003e2016 Chrysler Town and Country\u003c\/li\u003e\n\u003cli\u003e2016 Dodge Challenger\u003c\/li\u003e\n\u003cli\u003e2016 Dodge Charger\u003c\/li\u003e\n\u003cli\u003e2016 Dodge Durango\u003c\/li\u003e\n\u003cli\u003e2016 Dodge Grand Caravan\u003c\/li\u003e\n\u003cli\u003e2016 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2016 Jeep Cherokee\u003c\/li\u003e\n\u003cli\u003e2016 Jeep Grand Cherokee\u003c\/li\u003e\n\u003cli\u003e2016 Jeep Wrangler\u003c\/li\u003e\n\u003cli\u003e2016 Ram 1500\u003c\/li\u003e\n\u003cli\u003e2016 Ram ProMaster 1500\u003c\/li\u003e\n\u003cli\u003e2016 Ram ProMaster 2500\u003c\/li\u003e\n\u003cli\u003e2016 Ram ProMaster 3500\u003c\/li\u003e\n\u003cli\u003e2015 Chrysler 200\u003c\/li\u003e\n\u003cli\u003e2015 Chrysler 300\u003c\/li\u003e\n\u003cli\u003e2015 Chrysler Town and Country\u003c\/li\u003e\n\u003cli\u003e2015 Dodge Challenger\u003c\/li\u003e\n\u003cli\u003e2015 Dodge Charger\u003c\/li\u003e\n\u003cli\u003e2015 Dodge Durango\u003c\/li\u003e\n\u003cli\u003e2015 Dodge Grand Caravan\u003c\/li\u003e\n\u003cli\u003e2015 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2015 Jeep Cherokee\u003c\/li\u003e\n\u003cli\u003e2015 Jeep Grand Cherokee\u003c\/li\u003e\n\u003cli\u003e2015 Jeep Wrangler\u003c\/li\u003e\n\u003cli\u003e2015 Ram 1500\u003c\/li\u003e\n\u003cli\u003e2015 Ram ProMaster 1500\u003c\/li\u003e\n\u003cli\u003e2015 Ram ProMaster 2500\u003c\/li\u003e\n\u003cli\u003e2015 Ram ProMaster 3500\u003c\/li\u003e\n\u003cli\u003e2014 Chrysler 200\u003c\/li\u003e\n\u003cli\u003e2014 Chrysler 300\u003c\/li\u003e\n\u003cli\u003e2014 Chrysler Town and Country\u003c\/li\u003e\n\u003cli\u003e2014 Dodge Avenger\u003c\/li\u003e\n\u003cli\u003e2014 Dodge Challenger\u003c\/li\u003e\n\u003cli\u003e2014 Dodge Charger\u003c\/li\u003e\n\u003cli\u003e2014 Dodge Durango\u003c\/li\u003e\n\u003cli\u003e2014 Dodge Grand Caravan\u003c\/li\u003e\n\u003cli\u003e2014 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2014 Jeep Cherokee\u003c\/li\u003e\n\u003cli\u003e2014 Jeep Grand Cherokee\u003c\/li\u003e\n\u003cli\u003e2014 Jeep Wrangler\u003c\/li\u003e\n\u003cli\u003e2014 Ram 1500\u003c\/li\u003e\n\u003cli\u003e2014 Ram ProMaster 1500\u003c\/li\u003e\n\u003cli\u003e2014 Ram ProMaster 2500\u003c\/li\u003e\n\u003cli\u003e2014 Ram ProMaster 3500\u003c\/li\u003e\n\u003cli\u003e2013 Chrysler 200\u003c\/li\u003e\n\u003cli\u003e2013 Chrysler 300\u003c\/li\u003e\n\u003cli\u003e2013 Chrysler Town and Country\u003c\/li\u003e\n\u003cli\u003e2013 Dodge Avenger\u003c\/li\u003e\n\u003cli\u003e2013 Dodge Challenger\u003c\/li\u003e\n\u003cli\u003e2013 Dodge Charger\u003c\/li\u003e\n\u003cli\u003e2013 Dodge Durango\u003c\/li\u003e\n\u003cli\u003e2013 Dodge Grand Caravan\u003c\/li\u003e\n\u003cli\u003e2013 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2013 Jeep Grand Cherokee\u003c\/li\u003e\n\u003cli\u003e2013 Jeep Wrangler\u003c\/li\u003e\n\u003cli\u003e2013 Ram 1500\u003c\/li\u003e\n\u003cli\u003e2012 Chrysler 200\u003c\/li\u003e\n\u003cli\u003e2012 Chrysler 300\u003c\/li\u003e\n\u003cli\u003e2012 Chrysler Town and Country\u003c\/li\u003e\n\u003cli\u003e2012 Dodge Avenger\u003c\/li\u003e\n\u003cli\u003e2012 Dodge Challenger\u003c\/li\u003e\n\u003cli\u003e2012 Dodge Charger\u003c\/li\u003e\n\u003cli\u003e2012 Dodge Durango\u003c\/li\u003e\n\u003cli\u003e2012 Dodge Grand Caravan\u003c\/li\u003e\n\u003cli\u003e2012 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2012 Jeep Grand Cherokee\u003c\/li\u003e\n\u003cli\u003e2012 Jeep Wrangler\u003c\/li\u003e\n\u003cli\u003e2011 Chrysler 200\u003c\/li\u003e\n\u003cli\u003e2011 Chrysler 300\u003c\/li\u003e\n\u003cli\u003e2011 Chrysler Town and Country\u003c\/li\u003e\n\u003cli\u003e2011 Dodge Avenger\u003c\/li\u003e\n\u003cli\u003e2011 Dodge Challenger\u003c\/li\u003e\n\u003cli\u003e2011 Dodge Charger\u003c\/li\u003e\n\u003cli\u003e2011 Dodge Durango\u003c\/li\u003e\n\u003cli\u003e2011 Dodge Grand Caravan\u003c\/li\u003e\n\u003cli\u003e2011 Dodge Journey\u003c\/li\u003e\n\u003cli\u003e2011 Jeep Grand Cherokee\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Walker Products","offers":[{"title":"Default Title","offer_id":58455135682863,"sku":"WPR-242-1322","price":37.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3521\/4127\/files\/242-1322_1.jpg?v=1789176274","url":"https:\/\/partspioneer.com\/products\/wpr-242-1322","provider":"Parts Pioneer","version":"1.0","type":"link"}