{"product_id":"walker-250-24371-oxygen-sensor","title":"Walker 250-24371 Oxygen Sensor - Downstream","description":"\u003ch2\u003eOverview of Walker 250-24371 Oxygen Sensor for Mercury and Nissan\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE 250-24371 oxygen sensor is designed specifically for select Mercury and Nissan vehicles, including the Quest and Villager models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4-wire design for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mercury Quest and Nissan Villager models\u003c\/li\u003e\n\u003cli\u003e22.76-inch wiring harness length for proper 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 electrical connection\u003c\/li\u003e\n\u003cli\u003e20 gauge wire for durability and signal integrity\u003c\/li\u003e\n\u003cli\u003eOverall length of 26.3 inches to accommodate vehicle fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE 250-24371 oxygen sensor is engineered to meet the exact specifications of Mercury Quest and Nissan Villager vehicles. Featuring a heated sensor type, it quickly reaches operating temperature to provide accurate oxygen level readings, which are critical for efficient fuel combustion and emissions control. The sensor includes a 4-wire configuration with 20 gauge wires, ensuring stable electrical signals and compatibility with the vehicle’s engine management system.\u003c\/p\u003e\u003cp\u003eThe wiring harness length of 22.76 inches and an overall length of 26.3 inches allow for proper routing and installation within the engine bay. The sensor mounts via a threaded connection with an 18.0 mm diameter, providing a secure and leak-free fit. Its radiused polygon female connector ensures a precise and reliable electrical connection, reducing the risk of sensor failure due to poor contact.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line\u003c\/h2\u003e\u003cp\u003eWalker Products OE is a product line focused on delivering original equipment quality parts that meet or exceed factory specifications. This oxygen sensor is part of that line, designed to provide a direct replacement for the original sensor in Mercury and Nissan vehicles. The OE line emphasizes fit, form, and function to maintain vehicle performance and emissions compliance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved engine efficiency\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce vehicle emissions by ensuring proper sensor operation\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and poor fuel economy caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine performance and drivability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-24371 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 18.0 mm threaded sensor to prevent damage. Verify the radiused polygon female connector is fully seated and locked to avoid electrical issues. Follow vehicle-specific torque specifications to secure the sensor properly. It is recommended to inspect wiring harnesses for damage before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details for part number 250-24371 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship to support long-term use in Mercury and Nissan vehicles.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43532106858677,"sku":"DKHD-250-24371","price":68.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25024371_Fro.jpg?v=1774891650","url":"https:\/\/www.partcatalog.com\/products\/walker-250-24371-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}