{"product_id":"walker-250-23157-oxygen-sensor","title":"Walker 250-23157 Oxygen Sensor - Upstream Left","description":"\u003ch2\u003eOverview of Walker 250-23157 Oxygen Sensor for Nissan Frontier and Xterra\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE 250-23157 oxygen sensor is designed specifically for Nissan Frontier and Xterra models. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine control unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 3-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Nissan Frontier and Xterra\u003c\/li\u003e\n\u003cli\u003e32.01 inches wiring harness length for flexible installation\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female connector for secure connection\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eOverall length of 35.55 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 250-23157) features a heated sensor element that allows for faster warm-up times and improved emissions control. The 3-wire design supports both sensor heating and signal output, ensuring consistent performance. The wiring harness length of 32.01 inches provides sufficient reach for installation in the engine bay of Nissan Frontier and Xterra vehicles. The sensor’s threaded mounting type with an 18.0 mm diameter allows for secure and precise placement in the exhaust system. Additionally, the radiused polygon female connector ensures a reliable electrical connection, minimizing the risk of signal loss or corrosion.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed OEM specifications. This oxygen sensor is engineered to match the exact fit and function required by Nissan Frontier and Xterra models, providing a direct replacement that supports proper emissions control and engine management systems.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eResolves check engine light issues related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful emissions by maintaining proper sensor function\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance problems caused by faulty sensor signals\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine idling and acceleration by providing correct data\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-23157 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector type matches the vehicle harness before installation. Properly torque the sensor to manufacturer specifications to prevent exhaust leaks. Check for any wiring damage and secure the harness to prevent movement or abrasion.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and performance. This part number 250-23157 is backed by Walker’s quality assurance protocols, providing confidence in its reliability for Nissan Frontier and Xterra applications.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43531517329589,"sku":"DKHD-250-23157","price":97.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25023157_Fro.jpg?v=1774891535","url":"https:\/\/www.partcatalog.com\/products\/walker-250-23157-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}