{"product_id":"walker-245-2221-mass-air-flow-sensor","title":"Walker 245-2221 Mass Air Flow Sensor","description":"\u003ch2\u003eOverview of Walker Mass Air Flow Sensor 245-2221\u003c\/h2\u003e\u003cp\u003eThe Walker Mass Air Flow Sensor 245-2221 is designed for precise airflow measurement in select Audi and Volkswagen vehicles. This sensor helps maintain optimal engine performance by accurately monitoring the amount of air entering the engine.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Audi A3 Quattro, Volkswagen Eos, Passat, R32, Touareg, and TT Quattro\u003c\/li\u003e\n\u003cli\u003eIncludes mounting hardware for secure installation\u003c\/li\u003e\n\u003cli\u003eFeatures a 5-terminal female connector for reliable electrical connection\u003c\/li\u003e\n\u003cli\u003eHousing not included, designed for direct replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Mass Air Flow Sensor Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Walker Mass Air Flow Sensor line focuses on emission control sensors that meet OEM specifications for fit and function. The 245-2221 sensor is part of this line, ensuring compatibility with specific Audi and Volkswagen models while providing consistent airflow measurement critical for engine management systems.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Attributes\u003c\/h2\u003e\u003cp\u003eThis mass air flow sensor features a 5-terminal female connector, facilitating a secure and accurate electrical interface with the vehicle’s engine control unit. Although the housing is not included, the sensor comes with mounting hardware to simplify installation. The design supports precise airflow readings necessary for maintaining proper air-fuel mixture and reducing emissions in compatible Audi and Volkswagen vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air intake measurement for improved engine performance\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and engine hesitation caused by faulty airflow data\u003c\/li\u003e\n\u003cli\u003eAssists in correcting poor fuel economy linked to sensor malfunction\u003c\/li\u003e\n\u003cli\u003eReduces emission control system errors related to airflow sensor failure\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers associated with mass air flow sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Walker 245-2221 sensor requires removal of the old sensor and securing the new unit using the included mounting hardware. Ensure the 5-terminal female connector is properly aligned and fully seated to avoid electrical issues. Since the housing is not included, reuse the existing housing from the original sensor. It is recommended to inspect the air intake system for leaks or damage during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker mass air flow sensors are manufactured to meet industry standards for durability and performance. The 245-2221 part undergoes quality checks to ensure reliable operation in compatible Audi and Volkswagen models. Warranty details should be confirmed with the distributor or manufacturer to verify coverage terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43528071708853,"sku":"DKHD-245-2221","price":87.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_2452221_Fro.jpg?v=1774891483","url":"https:\/\/www.partcatalog.com\/products\/walker-245-2221-mass-air-flow-sensor","provider":"PartCatalog","version":"1.0","type":"link"}