{"product_id":"global-parts-1811816-ignition-knock-detonation-sensor","title":"Global Parts 1811816 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Global Parts Ignition Knock Sensor 1811816\u003c\/h2\u003e\u003cp\u003eThe Global Parts Ignition Knock (Detonation) Sensor 1811816 is designed for precise detection of engine knock in select 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\u003eCompatible with BMW 540i, 545i, 550i, 550i GT, 550i GT xDrive, 645Ci, 650i, 740iL, 745i, 745Li, 750i, M5, X5, and Z8\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 13.5 inches for flexible installation\u003c\/li\u003e\n\u003cli\u003eIncludes mounting hardware for secure fitment\u003c\/li\u003e\n\u003cli\u003eSingle round male connector with 4 pin terminals\u003c\/li\u003e\n\u003cli\u003eWiring harness included for direct replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis ignition knock sensor from Global Parts features a 13.5-inch wiring harness, providing sufficient length for installation in various engine compartments of BMW vehicles. The sensor uses a round-shaped male connector with four pin terminals, ensuring reliable electrical connections. Included mounting hardware simplifies the installation process, reducing the need for additional parts. The wiring harness is integrated, allowing for a direct plug-and-play replacement without modifications.\u003c\/p\u003e\u003ch2\u003eFunction and Common Applications\u003c\/h2\u003e\u003cp\u003eThe Global Parts 1811816 ignition knock sensor is essential for detecting engine detonation or knock, which can negatively impact engine efficiency and longevity. It is commonly used to address issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngine knocking or pinging noises during 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\u003cp\u003eWhen installing the Global Parts ignition knock sensor 1811816 on compatible BMW models, ensure the following:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDisconnect the battery before installation to prevent electrical shorts\u003c\/li\u003e\n\u003cli\u003eUse the included mounting hardware to secure the sensor firmly in place\u003c\/li\u003e\n\u003cli\u003eVerify the wiring harness length and connector type match the vehicle’s specifications\u003c\/li\u003e\n\u003cli\u003eCheck for proper connector engagement to avoid signal interruptions\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\u003eGlobal Parts provides this ignition knock sensor with quality standards that meet OEM requirements. The part number 1811816 undergoes rigorous testing to ensure durability and accurate sensor performance. Mounting hardware and wiring harness inclusion support reliable installation. Warranty details are available through the manufacturer to cover defects in materials and workmanship.\u003c\/p\u003e","brand":"Global Parts","offers":[{"title":"Default Title","offer_id":43818252828853,"sku":"BKNH-1811816","price":59.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GP_1811816_Fro.jpg?v=1774999535","url":"https:\/\/www.partcatalog.com\/products\/global-parts-1811816-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}