{"product_id":"global-parts-1811958-ignition-knock-detonation-sensor","title":"Global Parts 1811958 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Global Parts Ignition Knock Sensor 1811958\u003c\/h2\u003e\u003cp\u003eThe Global Parts Ignition Knock (Detonation) Sensor 1811958 is designed specifically for Subaru Legacy and Outback models. This sensor plays a critical role in detecting engine knock and ensuring optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLength: 4.25 inches for precise 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 use of existing components\u003c\/li\u003e\n\u003cli\u003eCompatible with Subaru Legacy and Outback vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe ignition knock sensor 1811958 from Global Parts is engineered to detect engine detonation or knocking by monitoring vibrations in the engine block. Its 4.25-inch length ensures proper placement within the engine bay, while the blade terminal type with two terminals provides a stable electrical interface. The sensor features one rectangular female connector, designed for straightforward integration with the vehicle’s wiring harness. Although mounting hardware is not included, this allows for flexibility in installation using existing or aftermarket components. This sensor is compatible with Subaru Legacy and Outback models, making it a suitable replacement part for maintaining engine efficiency and preventing damage caused by knocking.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDetects engine knock to prevent potential engine damage\u003c\/li\u003e\n\u003cli\u003eHelps optimize ignition timing for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eReduces engine noise caused by detonation\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to knock sensor faults\u003c\/li\u003e\n\u003cli\u003eSupports overall engine performance and longevity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the sensor is installed in the correct location on the engine block for accurate knock detection\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to connect the blade terminals securely\u003c\/li\u003e\n\u003cli\u003eVerify the rectangular female connector is fully seated to avoid electrical issues\u003c\/li\u003e\n\u003cli\u003eSince mounting hardware is not included, retain original fasteners or source compatible hardware\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 the ignition knock sensor 1811958 to meet OEM specifications for Subaru Legacy and Outback vehicles. While mounting hardware is not included, the sensor undergoes quality checks to ensure reliable performance. Please refer to Global Parts’ warranty policy for coverage details related to this sensor.\u003c\/p\u003e","brand":"Global Parts","offers":[{"title":"Default Title","offer_id":43818265739445,"sku":"BKNH-1811958","price":203.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GP_1811958_Fro.jpg?v=1774999569","url":"https:\/\/www.partcatalog.com\/products\/global-parts-1811958-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}