{"product_id":"standard-ignition-ks519-ignition-knock-detonation-sensor","title":"Standard Ignition KS519 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eIgnition Knock Sensor for Mercedes-Benz Applications\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition KS519 is an ignition knock sensor built for direct-fit service on select Mercedes-Benz models. It uses a plug-in attachment method, a female connector, and a bolt-mount design to match the original sensor style on covered applications.\u003c\/p\u003e\u003cp\u003eCompatible With Mercedes-Benz C300, CLA250, GLA250, GLC300, GLE350, and related models across 2019-2024 coverage, this knock sensor supports accurate detonation detection for engine management systems. The KS519 is a practical OE-style replacement when servicing knock sensor faults on turbocharged and hybrid-equipped Mercedes-Benz platforms.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard Ignition KS519 ignition knock sensor\u003c\/li\u003e\n\u003cli\u003ePlug-in connector design with 1 female connector\u003c\/li\u003e\n\u003cli\u003e2-terminal blade-style electrical connection\u003c\/li\u003e\n\u003cli\u003eBolt-mount installation style\u003c\/li\u003e\n\u003cli\u003ePlastic and metal construction\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for select Mercedes-Benz emission control sensor applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eThis knock sensor is used by the engine control system to detect abnormal combustion events and send the signal needed for timing correction. For Mercedes-Benz C300, CLA250, GLA35 AMG, GLB250, and other listed applications, the KS519 supports proper sensor replacement when the original unit is no longer reading accurately or the connector has failed.\u003c\/p\u003e\u003cp\u003eThis part cross-references Mercedes-Benz OE 0009056205 for the same application. The Standard Ignition KS519 also cross-references DKS263 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eKnock sensor fault codes\u003c\/li\u003e\n\u003cli\u003eEngine pinging or detonation-related drivability concerns\u003c\/li\u003e\n\u003cli\u003eReduced ignition timing control from a failing sensor signal\u003c\/li\u003e\n\u003cli\u003eCheck engine light conditions tied to knock sensor performance\u003c\/li\u003e\n\u003cli\u003eIntermittent sensor connection issues at the plug-in connector\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify connector style, terminal count, and bolt-mount location before installation. The KS519 uses a female connector with male blade terminals and no mounting hardware included, so reuse or source the correct fasteners as needed. Confirm the vehicle application by year, make, and model before replacing the sensor.\u003c\/p\u003e\u003cp\u003eFits 2019-2023 Mercedes-Benz C300, N\/A. Fits 2020-2023 Mercedes-Benz CLA250, N\/A. Fits 2021-2023 Mercedes-Benz GLA250, N\/A. Fits 2020-2023 Mercedes-Benz GLC300, N\/A. Fits 2020-2023 Mercedes-Benz GLE350, N\/A.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition supplies this KS519 knock sensor as an OE-style replacement part for covered Mercedes-Benz emission control sensor applications. Its connector, terminal layout, and mounting style are specified to align with the listed fitments for straightforward service replacement.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52820727103669,"sku":"FBHK-KS519","price":33.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_KS519_Fro.jpg?v=1784524525","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ks519-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}