{"product_id":"standard-ignition-ks540-ignition-knock-detonation-sensor","title":"Standard Ignition KS540 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eIgnition Knock Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition KS540 is an ignition knock sensor for select Hyundai applications. It uses a plug-in connector and bolt-mount attachment for a direct, serviceable replacement in emission control and engine management systems.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number KS540 for easy identification and ordering.\u003c\/li\u003e\n\u003cli\u003eTwo-terminal, male blade design with a plug-in connector.\u003c\/li\u003e\n\u003cli\u003eBolt-mount construction for secure installation.\u003c\/li\u003e\n\u003cli\u003ePlastic and metal housing materials for sensor durability.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2023 Hyundai Elantra and 2023 Hyundai Kona.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe KS540 knock sensor monitors engine vibration and sends signal data to the control system so ignition timing can be adjusted when detonation is detected. This helps maintain proper engine operation in Hyundai Elantra and Hyundai Kona applications that require this sensor configuration. Standard Ignition KS540 is built with a bolt-mount design, two terminals, and a plug-in connection for straightforward replacement service.\u003c\/p\u003e\u003cp\u003eThis part cross-references DKS285 and EKS188 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eKnock sensor fault codes related to detonation detection.\u003c\/li\u003e\n\u003cli\u003eEngine pinging caused by incorrect ignition timing control.\u003c\/li\u003e\n\u003cli\u003eRough running from inaccurate knock signal input.\u003c\/li\u003e\n\u003cli\u003eCheck engine light concerns tied to sensor circuit issues.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify connector style, terminal count, and mounting method before installation. The sensor uses a bolt-mount attachment and plug-in electrical connection. Mounting hardware is not included.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition supplies replacement sensors for emission control and engine management service. Confirm fitment against the listed Hyundai Elantra and Hyundai Kona applications before installation.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":53506951577781,"sku":"FBHK-KS540","price":94.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_KS540_Fro.jpg?v=1791782068","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ks540-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}