{"product_id":"walker-250-23523-oxygen-sensor","title":"Walker 250-23523 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eOverview of Walker 250-23523 Oxygen Sensor for Nissan Vehicles\u003c\/h2\u003e\u003cp\u003eThe Walker 250-23523 oxygen sensor is designed specifically for Nissan 240SX, Pulsar NX, and Sentra models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 3-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Nissan 240SX, Pulsar NX, and Sentra\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 12.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure wiring harness connection\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 9.17 inches and overall length of 12.72 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for reliable electrical performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-23523) features a heated sensor type that allows for quicker activation and more accurate readings under various operating conditions. The sensor includes a 3-wire setup with a radiused polygon male connector, ensuring a precise and secure fit within the vehicle's wiring harness. The threaded mounting type with a 12.0 mm diameter thread provides a stable installation point, compatible with the exhaust system of Nissan 240SX, Pulsar NX, and Sentra models. The wiring harness length of 9.17 inches and overall length of 12.72 inches are designed to match the factory specifications for these vehicles, facilitating straightforward replacement without modification.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed OEM standards. This oxygen sensor is part of that line, ensuring compatibility and performance consistent with factory-installed components. Using a Walker Products OE sensor helps maintain the integrity of the vehicle’s emission control system and supports compliance with environmental regulations.\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 240SX, 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 exhaust gas data to the engine control unit\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor malfunctions\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\u003cp\u003eWhen installing the Walker 250-23523 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. Confirm the connector matches the radiused polygon male shape for a secure electrical connection. Follow torque specifications recommended by Nissan for the 12.0 mm threaded sensor to prevent leaks or sensor damage. Verify sensor wiring harness length and routing to prevent strain or interference with other components.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emissions regulations and supports long-term vehicle operation.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43531534598325,"sku":"DKHD-250-23523","price":98.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25023523_Fro.jpg?v=1774891539","url":"https:\/\/www.partcatalog.com\/products\/walker-250-23523-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}