{"product_id":"denso-234-5085-air-fuel-ratio-sensor","title":"Denso 234-5085 Air \/ Fuel Ratio Sensor - Upstream, Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of the Denso OE Style Air\/Fuel Ratio Sensor\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Air\/Fuel Ratio Sensor 234-5085 is designed specifically for select Mercedes-Benz and Smart vehicles. This heated sensor ensures accurate air and fuel mixture readings to support optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mercedes-Benz and Smart models\u003c\/li\u003e\n\u003cli\u003e16.61-inch wiring harness length for precise installation\u003c\/li\u003e\n\u003cli\u003eFive-wire configuration with male connector\u003c\/li\u003e\n\u003cli\u003eThread diameter of 0.711 inches for secure mounting\u003c\/li\u003e\n\u003cli\u003eRegular grade type for reliable operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Denso Air\/Fuel Ratio Sensor (part number 234-5085) is engineered to meet the exact specifications of your vehicle’s original equipment. Featuring a heated sensor element, it quickly reaches operating temperature to provide accurate oxygen level readings. The 16.61-inch wiring harness length and five-wire setup with a male connector ensure compatibility and ease of installation on specific Mercedes-Benz AMG GT, C-Class, E-Class, GLS, GLE, Maybach, and Smart models. The 0.711-inch thread diameter allows for a secure and proper fit, maintaining the integrity of your vehicle’s emission control system.\u003c\/p\u003e\u003ch2\u003eOE Style Product Line Information\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style product line focuses on delivering parts that closely replicate the original equipment manufacturer’s design and performance. This air\/fuel ratio sensor is part of that line, providing a direct replacement that maintains factory standards for fit, function, and durability. Choosing the OE Style sensor helps ensure your Mercedes-Benz or Smart vehicle continues to meet emission requirements and engine management expectations.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air\/fuel mixture readings for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce emissions by maintaining proper combustion control\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports optimal performance in Mercedes-Benz AMG GT, C300, E350, GLS550, and Smart Fortwo models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool before sensor removal to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damaging the 0.711-inch threaded sensor\u003c\/li\u003e\n\u003cli\u003eVerify connector type and wire count match the original sensor before installation\u003c\/li\u003e\n\u003cli\u003eCheck wiring harness length (16.61 inches) for proper routing and connection\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications to secure the sensor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso OE Style sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. This air\/fuel ratio sensor undergoes rigorous testing to comply with emission control requirements. While specific warranty details may vary, Denso products typically include coverage against defects in materials and workmanship to provide confidence in your replacement part.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43978946150581,"sku":"BBNF-234-5085","price":152.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2345085_Fro.jpg?v=1775007455","url":"https:\/\/www.partcatalog.com\/products\/denso-234-5085-air-fuel-ratio-sensor","provider":"PartCatalog","version":"1.0","type":"link"}