{"product_id":"global-parts-1811957-ignition-knock-detonation-sensor","title":"Global Parts 1811957 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Global Parts Ignition Knock Sensor 1811957\u003c\/h2\u003e\u003cp\u003eThe Global Parts Ignition Knock (Detonation) Sensor 1811957 is designed for precise detection of engine knock in various BMW 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\u003eLength: 1.72 inches for compact fitment\u003c\/li\u003e\n\u003cli\u003eBlade terminal type with 2 terminals for reliable electrical connection\u003c\/li\u003e\n\u003cli\u003eSingle rectangular female connector for secure attachment\u003c\/li\u003e\n\u003cli\u003eMounting hardware not included, allowing for flexible installation options\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of BMW models including 228i, 330i, 540i, M5, X3, and Z4\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis ignition knock sensor from Global Parts features a 1.72-inch length, making it suitable for tight engine compartments in BMW vehicles. The sensor uses a blade terminal type with two terminals, ensuring a stable and consistent electrical connection. It includes one rectangular female connector designed to interface seamlessly with the vehicle’s wiring harness. While mounting hardware is not included, this allows technicians to use existing or preferred fasteners during installation. The sensor is engineered to detect engine knock or detonation, providing critical feedback to the engine control unit to adjust ignition timing and prevent engine damage.\u003c\/p\u003e\u003ch2\u003eCompatible BMW Models and Applications\u003c\/h2\u003e\u003cp\u003eThis knock sensor 1811957 is compatible with numerous BMW models, including but not limited to the 228i, 230i, 320i, 328i, 330i, 340i, 428i, 430i, 440i, 528i, 530i, 540i, 550i, 650i, 740i, 750i, i3, i8, M5, M6, X1, X3, X4, X5, X6, and Z4. It supports both standard and xDrive variants, ensuring broad fitment across BMW’s lineup.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Ignition Knock Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine knocking or pinging noises during acceleration\u003c\/li\u003e\n\u003cli\u003eReduced engine performance and fuel efficiency\u003c\/li\u003e\n\u003cli\u003eIlluminated check engine light related to detonation or knock sensor faults\u003c\/li\u003e\n\u003cli\u003eErratic ignition timing causing rough idling or hesitation\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\u003eVerify sensor compatibility with your specific BMW model and engine variant before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate mounting hardware as it is not included with the sensor\u003c\/li\u003e\n\u003cli\u003eEnsure the connector is securely attached to avoid intermittent signals\u003c\/li\u003e\n\u003cli\u003eHandle the sensor carefully to prevent damage to the blade terminals and connector\u003c\/li\u003e\n\u003cli\u003eConsult the vehicle’s service manual for torque specifications and installation procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGlobal Parts manufactures this ignition knock sensor to meet OEM specifications for fit, form, and function. While mounting hardware is not included, the sensor undergoes quality checks to ensure reliable performance. Please refer to the product packaging or Global Parts documentation for specific warranty details related to part number 1811957.\u003c\/p\u003e","brand":"Global Parts","offers":[{"title":"Default Title","offer_id":43818265673909,"sku":"BKNH-1811957","price":52.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GP_1811957_Fro_bc3b9ca6-99e3-4670-b5e2-9db9c1b08266.jpg?v=1774999569","url":"https:\/\/www.partcatalog.com\/products\/global-parts-1811957-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}