{"product_id":"hella-009149121-mass-air-flow-sensor","title":"Hella 009149121 Mass Air Flow Sensor","description":"\u003ch2\u003eOverview of Hella Mass Air Flow Sensor 009149121\u003c\/h2\u003e\u003cp\u003eThe Hella Mass Air Flow Sensor 009149121 is designed for precise air intake measurement in select Mercedes-Benz models. This sensor ensures accurate engine performance by monitoring airflow through the intake pipe, supporting optimal fuel injection and emission control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnector Quantity: 5 for reliable electrical connections\u003c\/li\u003e\n\u003cli\u003eMounting Type: Pipe-neck for secure installation\u003c\/li\u003e\n\u003cli\u003eSuction Pipe Connector Diameter: 84 mm to match specific intake systems\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Mercedes-Benz models including C32 AMG, E320, and ML350\u003c\/li\u003e\n\u003cli\u003ePart Number: 009149121 for exact replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Hella Mass Air Flow Sensor\u003c\/h2\u003e\u003cp\u003eThis mass air flow sensor from the Hella brand line is engineered to provide accurate measurement of the volume and density of air entering the engine. Featuring a pipe-neck mounting type and a suction pipe connector diameter of 84 mm, it integrates seamlessly with the air intake system of Mercedes-Benz vehicles such as the C240, CLK320, and SLK320. The sensor includes five connectors, ensuring stable and consistent electrical communication with the engine control unit. The Hella product line is known for its focus on emission control components, delivering sensors that meet OEM specifications for durability and performance.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps correct inaccurate air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eResolves engine hesitation or stalling related to airflow sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by providing precise airflow data\u003c\/li\u003e\n\u003cli\u003eReduces emission control system errors and check engine light triggers\u003c\/li\u003e\n\u003cli\u003eSupports smooth acceleration and engine responsiveness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the suction pipe connector diameter of 84 mm matches the vehicle’s intake pipe\u003c\/li\u003e\n\u003cli\u003eVerify the five-pin connector aligns properly with the vehicle wiring harness\u003c\/li\u003e\n\u003cli\u003eHandle the sensor carefully to avoid damage to the sensitive measuring element\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for pipe-neck mounting to prevent leaks\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation to reset the engine control unit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eThe Hella Mass Air Flow Sensor 009149121 is manufactured to meet strict quality standards, ensuring reliable performance in emission control systems. While specific warranty details may vary, Hella products typically come with a limited warranty covering defects in materials and workmanship. This sensor complies with relevant environmental regulations, although it contains substances such as lead (SVHC 7439-92-1) that require proper handling and disposal.\u003c\/p\u003e","brand":"Hella","offers":[{"title":"Default Title","offer_id":43934430232757,"sku":"BFDP-009149121","price":98.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HL_009149121_Fro.jpg?v=1775004982","url":"https:\/\/www.partcatalog.com\/products\/hella-009149121-mass-air-flow-sensor","provider":"PartCatalog","version":"1.0","type":"link"}