{"product_id":"global-parts-1811852-ignition-knock-detonation-sensor","title":"Global Parts 1811852 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Global Parts Ignition Knock Sensor 1811852\u003c\/h2\u003e\u003cp\u003eThe Global Parts Ignition Knock (Detonation) Sensor 1811852 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, and Volkswagen Passat\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 26 inches included for flexible installation\u003c\/li\u003e\n\u003cli\u003eBlade terminal type with 3 terminals for reliable electrical connection\u003c\/li\u003e\n\u003cli\u003eSingle female oblong connector for secure fitment\u003c\/li\u003e\n\u003cli\u003eMounting hardware not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Features\u003c\/h2\u003e\u003cp\u003eThe ignition knock sensor 1811852 from Global Parts features a 26-inch wiring harness that facilitates easy routing within the engine bay. It includes a single female oblong connector with three blade terminals, ensuring a stable and consistent electrical connection. The sensor is engineered to detect engine detonation accurately, allowing the vehicle’s ECU to adjust ignition timing accordingly. While mounting hardware is not included, the sensor’s design matches OEM specifications for direct replacement in compatible Audi and Volkswagen models.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis ignition knock sensor is specifically compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAudi A4\u003c\/li\u003e\n\u003cli\u003eAudi A4 Quattro\u003c\/li\u003e\n\u003cli\u003eVolkswagen Passat\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is intended for use in emission control systems to monitor and reduce engine knock, contributing to smoother engine operation and improved fuel efficiency.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Knock Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine knocking or pinging under acceleration\u003c\/li\u003e\n\u003cli\u003eReduced engine performance due to improper ignition timing\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by detonation sensor faults\u003c\/li\u003e\n\u003cli\u003eIncreased fuel consumption caused by inefficient combustion\u003c\/li\u003e\n\u003cli\u003ePotential engine damage from prolonged knocking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Global Parts 1811852 knock sensor, ensure the wiring harness is routed away from high-heat areas to prevent damage. Verify the connector is fully seated and the blade terminals are clean for optimal electrical contact. Since mounting hardware is not included, reuse the original hardware or source compatible fasteners. Proper torque specifications should be followed to avoid sensor damage or improper function.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGlobal Parts manufactures this ignition knock sensor to meet OEM standards for fit and function. The product undergoes quality control testing to ensure reliable performance in emission control applications. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor.\u003c\/p\u003e","brand":"Global Parts","offers":[{"title":"Default Title","offer_id":43818257875125,"sku":"BKNH-1811852","price":36.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GP_1811852_Fro_bf70e851-c143-4e01-8a7d-6278b7f29370.jpg?v=1774999545","url":"https:\/\/www.partcatalog.com\/products\/global-parts-1811852-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}