{"product_id":"global-parts-1811881-ignition-knock-detonation-sensor","title":"Global Parts 1811881 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Global Parts Ignition Knock Sensor 1811881\u003c\/h2\u003e\u003cp\u003eThe Global Parts Ignition Knock (Detonation) Sensor 1811881 is designed specifically for BMW models including the 318i, 318is, 318ti, and Z3. This sensor plays a critical role in detecting engine knock and ensuring optimal ignition timing for improved engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWiring harness length: 8 inches for flexible installation\u003c\/li\u003e\n\u003cli\u003eBlade terminal type with 4 terminals for reliable electrical connection\u003c\/li\u003e\n\u003cli\u003eIncludes wiring harness with a single male round connector\u003c\/li\u003e\n\u003cli\u003eMounting hardware not included, allowing for custom installation options\u003c\/li\u003e\n\u003cli\u003eCompatible with BMW 318i, 318is, 318ti, and Z3 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Global Parts 1811881 ignition knock sensor is engineered to detect detonation or knocking in the engine, which can cause damage if left unaddressed. Featuring a wiring harness length of 8 inches, this sensor provides sufficient reach for installation in the engine bay of BMW 318i, 318is, 318ti, and Z3 vehicles. The sensor uses a blade terminal type with four terminals, ensuring a secure and stable electrical connection. It comes with a wiring harness that includes one male round connector, simplifying the connection process to the vehicle’s engine control unit. Note that mounting hardware is not included, so appropriate fasteners should be sourced separately for installation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDetects engine knock or detonation to prevent engine damage\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper ignition timing for efficient engine performance\u003c\/li\u003e\n\u003cli\u003eReduces risk of engine misfires related to knock sensor failure\u003c\/li\u003e\n\u003cli\u003eSupports emission control by ensuring accurate sensor feedback\u003c\/li\u003e\n\u003cli\u003eImproves drivability and fuel economy by optimizing combustion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with BMW 318i, 318is, 318ti, and Z3 models before installation\u003c\/li\u003e\n\u003cli\u003eEnsure the wiring harness length of 8 inches is sufficient for your vehicle’s engine layout\u003c\/li\u003e\n\u003cli\u003eUse appropriate mounting hardware as it is not included with the sensor\u003c\/li\u003e\n\u003cli\u003eHandle the blade terminals carefully to avoid damage during connection\u003c\/li\u003e\n\u003cli\u003eConfirm the male round connector fits securely with the vehicle’s wiring harness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGlobal Parts manufactures the 1811881 ignition knock sensor to meet OEM specifications for fit and function. While mounting hardware is not included, the sensor and wiring harness are designed for durability and reliable performance in BMW 318i, 318is, 318ti, and Z3 models. Please consult the product documentation or supplier for specific warranty details related to this part number.\u003c\/p\u003e","brand":"Global Parts","offers":[{"title":"Default Title","offer_id":43818259939509,"sku":"BKNH-1811881","price":95.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GP_1811881_Fro.jpg?v=1774999551","url":"https:\/\/www.partcatalog.com\/products\/global-parts-1811881-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}