{"product_id":"standard-ignition-mas0431-mass-air-flow-sensor","title":"Standard Ignition MAS0431 Mass Air Flow Sensor","description":"\u003ch2\u003eOverview of Standard Ignition Mass Air Flow Sensor MAS0431\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition MAS0431 Mass Air Flow Sensor is designed specifically for BMW 745i and 745Li models. This sensor features a complete assembly with a female oval connector and a male blade terminal configuration, ensuring precise airflow measurement for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eComplete assembly for direct replacement\u003c\/li\u003e\n\u003cli\u003eFemale oval connector with one connection point\u003c\/li\u003e\n\u003cli\u003eFive male blade terminals for secure electrical contact\u003c\/li\u003e\n\u003cli\u003eCompatible with BMW 745i and 745Li models\u003c\/li\u003e\n\u003cli\u003ePart number MAS0431 for accurate identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition MAS0431 is a mass air flow sensor engineered to provide accurate measurement of the air entering the engine. It features a single female oval connector with one connection point, designed to interface seamlessly with the vehicle’s wiring harness. The sensor includes five male blade terminals, which offer reliable electrical connections essential for consistent sensor performance. This complete assembly replaces the original sensor, maintaining factory specifications and ensuring proper engine management system operation in BMW 745i and 745Li vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis mass air flow sensor is compatible with BMW 745i and 745Li models, making it a suitable replacement part for these specific vehicles. Using the Standard Ignition MAS0431 ensures that the sensor matches the original equipment manufacturer’s design and fitment requirements.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve engine performance issues related to inaccurate air flow readings\u003c\/li\u003e\n\u003cli\u003eAddresses rough idling or stalling caused by faulty mass air flow sensors\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by providing precise air measurement data\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eEliminates check engine light triggers related to mass air flow sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition MAS0431 mass air flow sensor requires careful handling to avoid damage to the sensor or connector terminals. Ensure the female oval connector aligns correctly with the vehicle’s wiring harness. Verify that all five male blade terminals are securely connected to maintain proper electrical contact. It is recommended to disconnect the battery before installation to prevent electrical shorts. After installation, clear any diagnostic trouble codes and perform a system check to confirm proper sensor operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The MAS0431 mass air flow sensor undergoes rigorous quality control testing to ensure consistent functionality. This part typically includes a limited warranty covering defects in materials and workmanship, offering peace of mind for professional and DIY installers alike.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44691118424245,"sku":"FBHK-MAS0431","price":143.28,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_MAS0431_Fro.jpg?v=1775081276","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-mas0431-mass-air-flow-sensor","provider":"PartCatalog","version":"1.0","type":"link"}