{"product_id":"denso-234-4666-oxygen-sensor","title":"Denso 234-4666 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Audi and Volkswagen Vehicles\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style 234-4666 oxygen sensor is designed specifically for select Audi and Volkswagen models, including the A4, A4 Quattro, Cabrio, EuroVan, Golf, Jetta, and Passat. This heated oxygen sensor ensures accurate emissions control and optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster activation and improved efficiency\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi and Volkswagen models listed\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 0.708-inch thread diameter\u003c\/li\u003e\n\u003cli\u003eFour-wire design with male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 52.36 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Denso OE Style Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Style line from Denso offers direct replacement parts engineered to meet original equipment specifications. The 234-4666 oxygen sensor maintains factory-level quality and fitment, ensuring compatibility and reliable performance for emission control systems in Audi and Volkswagen vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Denso oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, reducing emissions during cold starts. The sensor’s four-wire configuration supports both the heating element and signal transmission, while the male connector ensures a secure and precise fit. With a 0.708-inch threaded mounting type, installation is straightforward and compatible with the specified vehicle models. The 52.36-inch wiring harness length provides adequate reach for proper routing within the engine bay.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel mixture for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate oxygen level data\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty sensors\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers caused by oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine idling and acceleration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Audi A4, A4 Quattro, Cabrio, EuroVan, Golf, Jetta, or Passat models\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for threaded sensor removal and installation\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle’s wiring harness (male connector)\u003c\/li\u003e\n\u003cli\u003eHandle sensor carefully to avoid damage to the heated element\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso OE Style oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. The 234-4666 part number is backed by Denso’s quality assurance processes. Please refer to Denso’s warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43977108717749,"sku":"BBNF-234-4666","price":70.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344666_Fro.jpg?v=1775007388","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4666-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}