{"product_id":"facet-9-3047-ignition-knock-detonation-sensor","title":"Facet 9.3047 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eReliable Ignition Knock Sensor for Audi A8 Quattro and Volkswagen Phaeton\u003c\/h2\u003e\u003cp\u003eThe Facet 9.3047 ignition knock (detonation) sensor is designed specifically for Audi A8 Quattro and Volkswagen Phaeton models. This sensor plays a critical role in detecting engine knock to optimize performance and protect your engine from damage.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Audi A8 Quattro and Volkswagen Phaeton vehicles\u003c\/li\u003e\n\u003cli\u003ePart number 9.3047 ensures precise fit and function\u003c\/li\u003e\n\u003cli\u003eMonitors engine knock to improve combustion efficiency\u003c\/li\u003e\n\u003cli\u003eDurable construction for consistent sensor performance\u003c\/li\u003e\n\u003cli\u003eDirect replacement sensor for emission control systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Overview and Functionality\u003c\/h2\u003e\u003cp\u003eThe Facet 9.3047 ignition knock sensor is an essential component in the emission control system of select Audi and Volkswagen models. It detects vibrations caused by engine knock or detonation, sending signals to the engine control unit (ECU). This feedback allows the ECU to adjust ignition timing, preventing engine damage and maintaining optimal fuel efficiency. Designed for the Audi A8 Quattro and Volkswagen Phaeton, this sensor meets OEM specifications to ensure reliable operation within the vehicle’s engine management system.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Facet 9.3047 Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine knocking or pinging under acceleration\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency due to improper ignition timing\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by knock sensor fault codes\u003c\/li\u003e\n\u003cli\u003eEngine performance irregularities related to detonation\u003c\/li\u003e\n\u003cli\u003ePotential engine damage from undetected knock events\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Audi A8 Quattro or Volkswagen Phaeton before installation\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery prior to sensor replacement to avoid electrical issues\u003c\/li\u003e\n\u003cli\u003eLocate the existing knock sensor on the engine block and remove carefully\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications when installing the new Facet 9.3047 sensor\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation to reset the ECU\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eFacet manufactures the 9.3047 ignition knock sensor to meet stringent quality standards, ensuring durability and accurate performance. While specific warranty details may vary, Facet products typically come with a limited warranty covering defects in materials and workmanship. This sensor is engineered to provide reliable service within the emission control system of Audi A8 Quattro and Volkswagen Phaeton vehicles.\u003c\/p\u003e","brand":"Facet","offers":[{"title":"Default Title","offer_id":43796478820533,"sku":"CHMT-9.3047","price":40.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FT_93047_Fro.jpg?v=1774998192","url":"https:\/\/www.partcatalog.com\/products\/facet-9-3047-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}