{"product_id":"walker-242-1131-ignition-knock-detonation-sensor","title":"Walker 242-1131 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Walker Ignition Knock Sensor 242-1131\u003c\/h2\u003e\u003cp\u003eThe Walker Products Ignition Knock (Detonation) Sensor 242-1131 is designed for precise detection of engine knock in select Audi and Volkswagen models. This sensor helps maintain optimal engine performance by monitoring detonation and sending accurate signals to the engine control unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Audi A4, A4 Quattro, A6, A6 Quattro, Allroad Quattro, and Volkswagen Passat\u003c\/li\u003e\n\u003cli\u003ePart number 242-1131 ensures exact fit and function\u003c\/li\u003e\n\u003cli\u003eMonitors engine knock to prevent damage and improve efficiency\u003c\/li\u003e\n\u003cli\u003eManufactured by Walker Products, a trusted name in emission control sensors\u003c\/li\u003e\n\u003cli\u003eDirect replacement sensor for ignition knock detection systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker 242-1131 ignition knock sensor is engineered to detect detonation or knocking within the engine cylinders of compatible Audi and Volkswagen vehicles. By accurately sensing abnormal combustion, it allows the engine control unit to adjust ignition timing and fuel delivery, reducing the risk of engine damage and improving fuel economy. This sensor is specifically designed for models including the Audi A4, A4 Quattro, A6, A6 Quattro, Allroad Quattro, and Volkswagen Passat, ensuring proper fitment and reliable operation.\u003c\/p\u003e\u003cp\u003eWalker Products is known for its focus on emission control components, providing sensors that meet or exceed OEM specifications. The 242-1131 sensor is part of their emission control sensor line, emphasizing durability and precision in detecting engine knock to support emission compliance and engine longevity.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDetects engine knocking or pinging to prevent potential engine damage\u003c\/li\u003e\n\u003cli\u003eHelps maintain optimal ignition timing for improved engine performance\u003c\/li\u003e\n\u003cli\u003eReduces engine misfires related to detonation\u003c\/li\u003e\n\u003cli\u003eSupports emission control by ensuring proper combustion\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to knock sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific Audi or Volkswagen model before installation\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery before sensor replacement to avoid electrical issues\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications when installing to prevent sensor damage\u003c\/li\u003e\n\u003cli\u003eInspect wiring and connectors for corrosion or damage during replacement\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation to reset the engine control unit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products maintains strict quality control standards for their emission control sensors, including the 242-1131 ignition knock sensor. Each unit is tested to meet OEM performance criteria, ensuring reliable operation in compatible Audi and Volkswagen vehicles. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43527849476277,"sku":"DKHD-242-1131","price":51.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_2421131_Fro.jpg?v=1774891355","url":"https:\/\/www.partcatalog.com\/products\/walker-242-1131-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}