{"product_id":"standard-ignition-ks252-ignition-knock-detonation-sensor","title":"Standard Ignition KS252 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Standard Ignition KS252 Knock Sensor\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition KS252 Ignition Knock (Detonation) Sensor is designed to provide accurate knock detection for BMW and Land Rover vehicles. This sensor helps optimize engine performance by detecting engine knock and sending signals to the engine control unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect bolt mount attachment for secure installation\u003c\/li\u003e\n\u003cli\u003eMale oval plug-in connector with 4 terminals\u003c\/li\u003e\n\u003cli\u003eDurable metal and plastic construction\u003c\/li\u003e\n\u003cli\u003eBullet-type terminals for reliable electrical connection\u003c\/li\u003e\n\u003cli\u003eCompatible with select BMW and Land Rover models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe KS252 knock sensor from Standard Ignition is engineered with a direct bolt mount design, ensuring a stable and precise fit on compatible engines. Featuring a single oval-shaped male connector with four bullet-type terminals, this sensor facilitates a secure electrical connection essential for accurate knock detection. Constructed from metal and plastic materials, the sensor balances durability with resistance to engine bay conditions. The plug-in connector type simplifies installation and maintenance, making it suitable for professional automotive technicians working on BMW 540i, 545i, 550i, 645Ci, 650Ci, 650i, 740i, 740iL, 745i, 745Li, 750i, 750Li, M5, as well as Land Rover Range Rover, X5, and Z8 models.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDetects engine knock or detonation to prevent engine damage\u003c\/li\u003e\n\u003cli\u003eHelps improve fuel efficiency by optimizing ignition timing\u003c\/li\u003e\n\u003cli\u003eReduces engine noise caused by improper combustion\u003c\/li\u003e\n\u003cli\u003ePrevents potential misfires related to knock sensor failure\u003c\/li\u003e\n\u003cli\u003eSupports engine control unit in maintaining optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation requires direct bolt mounting without included hardware, so ensure you have the appropriate bolts for your vehicle. The male oval plug-in connector with four terminals should be connected carefully to avoid damage. It is recommended to disconnect the battery before installation to prevent electrical shorts. Verify compatibility with your specific BMW or Land Rover model before installation to ensure proper fitment.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. While mounting hardware is not included, the sensor’s robust construction and precise fitment contribute to long-term service life. Please consult Standard Ignition’s warranty policy for detailed coverage information.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44690862702773,"sku":"FBHK-KS252","price":90.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_KS252_Fro_b5dde88f-0a89-4514-a755-3f92001383ae.jpg?v=1775080998","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ks252-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}