{"product_id":"hella-009149531-mass-air-flow-sensor","title":"Hella 009149531 Mass Air Flow Sensor","description":"\u003ch2\u003eHella Mass Air Flow Sensor for BMW Diesel Applications\u003c\/h2\u003e\u003cp\u003eThe Hella 009149531 mass air flow sensor measures incoming air so the engine control system can calculate fuel delivery accurately. This OE-style replacement is built with a bolted mounting design and a 5-connector electrical interface for direct service on select BMW diesel models.\u003c\/p\u003e\u003cp\u003eCompatible with 2014-2018 BMW X5, 2014-2016 BMW 535d, 2014-2016 BMW 535d xDrive, and 2015 BMW 740Ld xDrive, this Hella mass air flow sensor supports precise airflow monitoring in diesel intake systems. Part number 009149531 is also cross-referenced to Delphi AF10504 for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMass air flow sensor for emission control and engine management\u003c\/li\u003e\n\u003cli\u003eBolted mounting type for secure installation\u003c\/li\u003e\n\u003cli\u003e5-connector electrical configuration\u003c\/li\u003e\n\u003cli\u003eOE-style Hella replacement for select BMW diesel vehicles\u003c\/li\u003e\n\u003cli\u003ePart number 009149531 for easy identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eThis Hella mass air flow sensor is used to report intake air volume to the engine control module, helping maintain proper air-fuel calculation and emissions system operation. It is specified for BMW X5, BMW 535d, BMW 535d xDrive, and BMW 740Ld xDrive applications listed above, making it a direct-fit service part for vehicles that require a bolted sensor with five connectors. If you are replacing a failing BMW X5 mass air flow sensor or servicing a BMW 535d diesel intake system, Hella 009149531 provides the correct fitment details for those applications.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIncorrect airflow readings from a worn or contaminated sensor\u003c\/li\u003e\n\u003cli\u003eRough idle caused by inaccurate air measurement\u003c\/li\u003e\n\u003cli\u003eReduced throttle response from faulty intake data\u003c\/li\u003e\n\u003cli\u003eCheck engine light related to mass air flow sensor performance\u003c\/li\u003e\n\u003cli\u003eFuel trim problems caused by inconsistent air metering\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the connector count and mounting style before installation. This sensor uses a bolted mounting type and a 5-connector layout, so confirm the original part matches those specifications before replacement. Inspect the intake tract, air filter housing, and wiring connector for contamination or damage before installing the new sensor.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eHella is an established OE supplier brand, and this sensor is built to match the listed application requirements for BMW diesel fitment. Part number 009149531 is identified for the vehicles shown above, with additional cross-reference to Delphi AF10504.\u003c\/p\u003e","brand":"Hella","offers":[{"title":"Default Title","offer_id":52415097995445,"sku":"BFDP-009149531","price":260.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HL_009149531_Fro.jpg?v=1777799542","url":"https:\/\/www.partcatalog.com\/products\/hella-009149531-mass-air-flow-sensor","provider":"PartCatalog","version":"1.0","type":"link"}