{"product_id":"standard-ignition-mas0483-mass-air-flow-sensor","title":"Standard Ignition MAS0483 Mass Air Flow Sensor","description":"\u003ch2\u003eReliable Mass Air Flow Sensor for BMW 535d and 740Ld xDrive\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition MAS0483 Mass Air Flow Sensor is designed specifically for BMW diesel models including the 535d, 535d xDrive, and 740Ld xDrive. This sensor ensures accurate measurement of incoming air, which is critical for optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW 535d, 535d xDrive, and 740Ld xDrive models\u003c\/li\u003e\n\u003cli\u003eOEM-quality replacement part number MAS0483\u003c\/li\u003e\n\u003cli\u003eMeasures air intake to optimize fuel injection and combustion\u003c\/li\u003e\n\u003cli\u003eDirect fit for emission control sensor applications\u003c\/li\u003e\n\u003cli\u003eDurable construction for consistent sensor readings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Overview and Functionality\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition MAS0483 Mass Air Flow Sensor plays a vital role in the emission control system by accurately detecting the volume and density of air entering the engine. This data is essential for the engine control unit (ECU) to calculate the correct air-fuel mixture, which affects engine efficiency, fuel economy, and emissions. Designed for BMW diesel engines such as the 535d and 740Ld xDrive, this sensor meets strict quality standards to maintain factory performance levels.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by MAS0483 Sensor Replacement\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine hesitation or stalling during acceleration\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency in BMW 535d and 740Ld xDrive models\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by faulty air flow readings\u003c\/li\u003e\n\u003cli\u003eRough idling or inconsistent engine performance\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests due to inaccurate air measurement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition MAS0483 sensor requires basic mechanical skills and proper tools. Ensure the engine is cool before removal. Disconnect the battery to prevent electrical shorts. Carefully unplug the old sensor and avoid damaging the wiring harness. Install the new sensor securely and verify all connections. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance for BMW 535d and 740Ld xDrive vehicles. The MAS0483 Mass Air Flow Sensor undergoes rigorous testing to ensure durability and accuracy. This part is backed by a limited warranty, offering coverage against defects in materials and workmanship under normal use.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44691130482869,"sku":"FBHK-MAS0483","price":365.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_MAS0483_Fro.jpg?v=1775081285","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-mas0483-mass-air-flow-sensor","provider":"PartCatalog","version":"1.0","type":"link"}