{"product_id":"facet-9-3037-ignition-knock-detonation-sensor","title":"Facet 9.3037 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eReliable Ignition Knock Sensor for Volkswagen Golf and Jetta\u003c\/h2\u003e\u003cp\u003eThe Facet 9.3037 ignition knock sensor is designed specifically for Volkswagen Golf and Jetta models. This sensor plays a critical role in detecting engine knock and ensuring optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Volkswagen Golf and Jetta vehicles\u003c\/li\u003e\n\u003cli\u003ePart number 9.3037 for precise identification\u003c\/li\u003e\n\u003cli\u003eMonitors engine detonation to protect engine components\u003c\/li\u003e\n\u003cli\u003eDirect replacement sensor for emission control systems\u003c\/li\u003e\n\u003cli\u003eDurable construction for consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Overview and Functionality\u003c\/h2\u003e\u003cp\u003eThe Facet 9.3037 ignition knock sensor is an essential component in the emission control system of Volkswagen Golf and Jetta models. It detects abnormal combustion or knocking within the engine by sensing vibrations caused by detonation. This information is sent to the engine control unit (ECU), which adjusts ignition timing to prevent engine damage and maintain fuel efficiency. The sensor’s precise fitment ensures reliable communication with the vehicle’s engine management system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents engine knocking and pinging\u003c\/li\u003e\n\u003cli\u003eHelps maintain optimal ignition timing\u003c\/li\u003e\n\u003cli\u003eReduces risk of engine damage due to detonation\u003c\/li\u003e\n\u003cli\u003eSupports emission control compliance\u003c\/li\u003e\n\u003cli\u003eImproves overall engine performance and fuel economy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Facet 9.3037 ignition knock sensor, ensure the engine is cool and the battery is disconnected to avoid electrical hazards. Locate the sensor on the engine block as specified in the Volkswagen Golf or Jetta service manual. Use the correct torque specifications to avoid sensor damage. Verify sensor wiring connections are secure and free of corrosion. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper sensor operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eFacet manufactures the 9.3037 ignition knock sensor to meet OEM standards for fit, form, and function. Each sensor undergoes rigorous quality control to ensure durability and reliable performance in Volkswagen Golf and Jetta vehicles. While specific warranty details may vary, Facet products typically include a limited warranty against defects in materials and workmanship to provide confidence in your replacement part.\u003c\/p\u003e","brand":"Facet","offers":[{"title":"Default Title","offer_id":43796461125813,"sku":"CHMT-9.3037","price":51.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FT_93037_Fro.jpg?v=1774998191","url":"https:\/\/www.partcatalog.com\/products\/facet-9-3037-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}