{"product_id":"genuine-12147839167-ignition-knock-detonation-sensor","title":"Genuine 12147839167 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eReliable Ignition Knock Sensor for BMW M3, Z3, and Z4\u003c\/h2\u003e\u003cp\u003eThe Genuine Ignition Knock (Detonation) Sensor, part number 12147839167, is designed specifically for BMW models including the M3, Z3, and Z4. This sensor plays a critical role in monitoring engine knock to optimize performance and protect your engine from damage.\u003c\/p\u003e\u003ch2\u003eKey Features of the Genuine 12147839167 Knock Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW M3, Z3, and Z4 models\u003c\/li\u003e\n\u003cli\u003eAccurate detection of engine knock and detonation\u003c\/li\u003e\n\u003cli\u003eDurable construction for long-term reliability\u003c\/li\u003e\n\u003cli\u003eOEM quality ensuring precise fit and function\u003c\/li\u003e\n\u003cli\u003ePart number 12147839167 for exact replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Ignition Knock Sensor\u003c\/h2\u003e\u003cp\u003eThis Genuine ignition knock sensor is engineered to detect abnormal combustion events, commonly known as engine knock or detonation, in BMW M3, Z3, and Z4 engines. By sensing vibrations caused by knocking, it sends signals to the engine control unit (ECU) to adjust ignition timing and prevent potential engine damage. The sensor’s precise design and OEM-grade materials ensure consistent performance and compatibility with the specified BMW models. Using part number 12147839167 guarantees a direct fit without modifications, maintaining the integrity of your vehicle’s emission control system.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Knock Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine knocking or pinging noises during acceleration\u003c\/li\u003e\n\u003cli\u003eReduced engine performance and fuel efficiency\u003c\/li\u003e\n\u003cli\u003eIlluminated check engine light related to detonation codes\u003c\/li\u003e\n\u003cli\u003ePotential engine damage from uncontrolled knock events\u003c\/li\u003e\n\u003cli\u003eErratic ignition timing adjustments by the ECU\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the engine is cool before beginning installation\u003c\/li\u003e\n\u003cli\u003eLocate the sensor on the engine block as per BMW service manual\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications to avoid sensor damage\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery to prevent electrical shorts during replacement\u003c\/li\u003e\n\u003cli\u003eVerify sensor connector is clean and securely attached\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eThe Genuine ignition knock sensor 12147839167 meets OEM standards for fit, form, and function on BMW M3, Z3, and Z4 vehicles. Manufactured under strict quality controls, this sensor is built to provide reliable operation over the life of the vehicle. Warranty coverage details vary by distributor but typically include protection against defects in materials and workmanship.\u003c\/p\u003e","brand":"Genuine","offers":[{"title":"Default Title","offer_id":43889751785653,"sku":"DFPH-12147839167","price":63.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/GU_12147839167_Top.jpg?v=1775003389","url":"https:\/\/www.partcatalog.com\/products\/genuine-12147839167-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}