{"product_id":"denso-234-5715-air-fuel-ratio-sensor-upstream","title":"Denso 234-5715 Air \/ Fuel Ratio Sensor - Upstream","description":"\u003ch2\u003eOE Style Air\/Fuel Ratio Sensor\u003c\/h2\u003e\u003cp\u003eThis Denso air\/fuel ratio sensor is a specific-fit replacement built to OE standards for accurate signal control and first-time fit. The Denso 234-5715 is engineered for upstream applications and matches the original-style connector and harness layout for a direct replacement approach.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeated air\/fuel ratio sensor for faster operating readiness.\u003c\/li\u003e\n\u003cli\u003eSpecific-fit design for direct replacement applications.\u003c\/li\u003e\n\u003cli\u003eFive-wire construction with a male connector.\u003c\/li\u003e\n\u003cli\u003e24.49-inch wiring harness length for proper routing.\u003c\/li\u003e\n\u003cli\u003e0.705 thread diameter for OE-style installation.\u003c\/li\u003e\n\u003cli\u003eOE Style product line focused on exact replacement fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDenso 234-5715 is an OE Style air\/fuel ratio sensor manufactured and tested to strict OE standards. It is built as a direct-fit replacement for upstream sensor locations and is listed for Fits 2017-2019 Fiat 500, Upstream and Fits 2016 Dodge Dart, Upstream, plus Fits 2016 Fiat 500, Upstream. For shoppers comparing Fiat 500 oxygen sensor and Dodge Dart air\/fuel ratio sensor options, this part number 234-5715 provides a specific application match rather than a universal solution. This part cross-references NTK 27020 and Walker Products 250-25121 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFaulty sensor readings that can affect fuel control.\u003c\/li\u003e\n\u003cli\u003eCheck engine light concerns related to the upstream sensor circuit.\u003c\/li\u003e\n\u003cli\u003eSlow sensor response during closed-loop operation.\u003c\/li\u003e\n\u003cli\u003eFitment issues caused by incorrect connector or harness configuration.\u003c\/li\u003e\n\u003cli\u003eReplacement needs for a worn or contaminated air\/fuel ratio sensor.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the upstream location, connector style, wire count, and thread diameter before installation. Match the harness length and routing path to the original sensor to avoid strain on the wiring. Verify the application by vehicle year, make, and model before ordering the Denso 234-5715.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDenso manufactures and tests this sensor to OE standards for exact replacement fitment and consistent performance. The OE Style line is built around first-time fit and application-specific accuracy.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":53439554977973,"sku":"BBNF-234-5715","price":128.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2345715_Fro.jpg?v=1791269007","url":"https:\/\/www.partcatalog.com\/products\/denso-234-5715-air-fuel-ratio-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}