{"product_id":"standard-ignition-mas0146-mass-air-flow-sensor","title":"Standard Ignition MAS0146 Mass Air Flow Sensor","description":"\u003ch2\u003eOverview of Standard Ignition Mass Air Flow Sensor MAS0146\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition MAS0146 Mass Air Flow Sensor is designed for precise air intake measurement in Subaru vehicles. Compatible with Subaru Forester, Impreza, and Legacy models, this sensor helps maintain optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement for original equipment mass air flow sensors\u003c\/li\u003e\n\u003cli\u003eCompatible with Subaru Forester, Impreza, and Legacy models\u003c\/li\u003e\n\u003cli\u003ePart number MAS0146 ensures exact fit and function\u003c\/li\u003e\n\u003cli\u003eAccurate airflow measurement for improved engine management\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 Standard Ignition MAS0146 Mass Air Flow Sensor is engineered to monitor the volume and density of air entering the engine. This data is critical for the engine control unit (ECU) to calculate the correct air-fuel mixture, which directly affects combustion efficiency and emissions. Designed specifically for Subaru Forester, Impreza, and Legacy vehicles, this sensor meets OEM specifications to ensure seamless integration and consistent performance. The MAS0146 part number corresponds to a sensor that maintains factory calibration standards, helping to prevent drivability issues related to inaccurate airflow readings.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper air-fuel ratio for smoother engine operation\u003c\/li\u003e\n\u003cli\u003eResolves rough idling and engine hesitation issues\u003c\/li\u003e\n\u003cli\u003eHelps eliminate check engine light triggers related to airflow sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by providing accurate airflow data\u003c\/li\u003e\n\u003cli\u003eReduces emissions by supporting optimal combustion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the ignition is off before sensor replacement\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery to prevent electrical shorts\u003c\/li\u003e\n\u003cli\u003eHandle the sensor carefully to avoid damage to the sensing element\u003c\/li\u003e\n\u003cli\u003eClean the air intake housing before installing the new sensor\u003c\/li\u003e\n\u003cli\u003eVerify proper electrical connector engagement after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM standards. The MAS0146 Mass Air Flow Sensor undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty terms may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44691054493877,"sku":"FBHK-MAS0146","price":189.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_MAS0146_Fro.jpg?v=1775081223","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-mas0146-mass-air-flow-sensor","provider":"PartCatalog","version":"1.0","type":"link"}