{"product_id":"walker-250-23502-oxygen-sensor","title":"Walker 250-23502 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eOverview of Walker 250-23502 Oxygen Sensor for Nissan Vehicles\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE 250-23502 oxygen sensor is designed specifically for select Nissan models including the 200SX, 240SX, 300ZX, Maxima, Pulsar NX, and Sentra. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 3-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Nissan 200SX, 240SX, 300ZX, Maxima, Pulsar NX, and Sentra\u003c\/li\u003e\n\u003cli\u003e7.01-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 12.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 10.55 inches for compatibility with OEM specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products OE Line and Part Specifications\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering emission control components that meet original equipment standards. The 250-23502 oxygen sensor is engineered to match the exact fit and function required by Nissan vehicles, ensuring consistent performance and durability. This sensor’s heated design allows for faster activation and improved emissions monitoring compared to non-heated sensors.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a 3-wire heated sensor type, which helps the sensor reach operating temperature quickly for accurate readings. The wiring harness length of 7.01 inches and 20 gauge wire size provide a balance between flexibility and durability. The radiused polygon male connector ensures a secure and precise connection to the vehicle’s wiring harness. The sensor mounts via a threaded 12.0 mm diameter fitting, matching OEM installation requirements. With an overall length of 10.55 inches, this sensor fits seamlessly into the designated sensor port on compatible Nissan models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for faulty or failing oxygen sensors in Nissan 200SX, 240SX, 300ZX, Maxima, Pulsar NX, and Sentra\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance issues related to incorrect air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eReduces emissions by providing accurate data to the engine control unit\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers caused by sensor malfunction\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by maintaining proper combustion control\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 oxygen sensor socket or wrench for removal and installation\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle harness before installation\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten the threaded sensor to prevent damage\u003c\/li\u003e\n\u003cli\u003eCheck for any wiring damage or corrosion before connecting the new sensor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet or exceed OEM specifications for fit, form, and function. While specific warranty details for part number 250-23502 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship to ensure reliability and long-term performance.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43531523981493,"sku":"DKHD-250-23502","price":85.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25023502_Fro.jpg?v=1774891536","url":"https:\/\/www.partcatalog.com\/products\/walker-250-23502-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}