{"product_id":"genuine-12141741648-ignition-knock-detonation-sensor","title":"Genuine 12141741648 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Genuine Ignition Knock Sensor for BMW Models\u003c\/h2\u003e\u003cp\u003eThe Genuine Ignition Knock (Detonation) Sensor, part number 12141741648, is designed specifically for select BMW vehicles including the 540i, 740i, 740iL, and 840Ci. This sensor plays a critical role in engine performance by detecting engine knock and helping to optimize ignition timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW 540i, 740i, 740iL, and 840Ci models\u003c\/li\u003e\n\u003cli\u003eOEM Genuine part ensuring precise fit and function\u003c\/li\u003e\n\u003cli\u003ePart number 12141741648 for accurate identification\u003c\/li\u003e\n\u003cli\u003eMonitors engine detonation to improve combustion efficiency\u003c\/li\u003e\n\u003cli\u003eDurable construction for reliable long-term operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Genuine Ignition Knock Sensor 12141741648 is engineered to detect abnormal combustion events, commonly known as engine knock or detonation, in BMW engines. By sensing these vibrations, the sensor sends signals to the engine control unit (ECU), which then adjusts ignition timing to prevent engine damage and maintain optimal performance. This sensor is compatible with BMW 540i, 740i, 740iL, and 840Ci models, ensuring a precise fit and reliable operation. Using a genuine part helps maintain the integrity of your vehicle’s emission control system and engine management.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents engine knocking and pinging noises\u003c\/li\u003e\n\u003cli\u003eHelps avoid potential engine damage from detonation\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by optimizing ignition timing\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by maintaining proper combustion\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine performance and drivability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with BMW 540i, 740i, 740iL, or 840Ci before installation\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery before replacing the sensor to avoid electrical issues\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications to avoid sensor damage\u003c\/li\u003e\n\u003cli\u003eInspect wiring and connectors for corrosion or damage during installation\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation to reset the ECU\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThis Genuine Ignition Knock Sensor 12141741648 meets OEM standards for quality and durability. Manufactured to strict specifications, it ensures reliable performance in emission control and engine management systems. While specific warranty details may vary, Genuine parts typically come with a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.\u003c\/p\u003e","brand":"Genuine","offers":[{"title":"Default Title","offer_id":43889749754037,"sku":"DFPH-12141741648","price":185.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GU_12141741648_Top.jpg?v=1775003388","url":"https:\/\/www.partcatalog.com\/products\/genuine-12141741648-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}