{"product_id":"walker-250-24103-oxygen-sensor","title":"Walker 250-24103 Oxygen Sensor - Downstream, Downstream Left or Downstream Right","description":"\u003ch2\u003eOverview of Walker Products OE Oxygen Sensor 250-24103\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE Oxygen Sensor 250-24103 is designed specifically for select INFINITI and Nissan vehicles, including the 200SX, 240SX, Altima, Q45, and Sentra models. This heated oxygen sensor ensures accurate emissions control 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 4-wire design for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fit for INFINITI and Nissan models such as 200SX, 240SX, Altima, Q45, and Sentra\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter for secure installation\u003c\/li\u003e\n\u003cli\u003e9.37-inch wiring harness length with radiused polygon male connector\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for durability and signal integrity\u003c\/li\u003e\n\u003cli\u003eOverall length of 12.91 inches to accommodate factory fitment requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory specifications. The 250-24103 oxygen sensor is a heated sensor, which allows it to reach operating temperature quickly, improving emissions control and fuel efficiency. Its 4-wire configuration includes two wires for the heater circuit and two for the sensor signal, ensuring accurate and consistent readings. The sensor’s threaded mounting type with an 18.0 mm diameter provides a secure and precise fit in the exhaust system. The wiring harness length of 9.37 inches and the radiused polygon male connector are designed to match the factory harness, simplifying installation and maintaining electrical integrity.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is compatible with specific INFINITI and Nissan vehicles, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eINFINITI Q45\u003c\/li\u003e\n\u003cli\u003eNissan 200SX\u003c\/li\u003e\n\u003cli\u003eNissan 240SX\u003c\/li\u003e\n\u003cli\u003eNissan Altima\u003c\/li\u003e\n\u003cli\u003eNissan Sentra\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is engineered to replace the original sensor in these models, ensuring proper fit and function.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by Oxygen Sensor 250-24103\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIncorrect air-fuel mixture readings causing poor fuel economy\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor signals\u003c\/li\u003e\n\u003cli\u003eIncreased emissions due to sensor malfunction\u003c\/li\u003e\n\u003cli\u003eEngine performance issues such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to sensor degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker Products OE oxygen sensor 250-24103, ensure the vehicle is cool to avoid burns. Use an oxygen sensor socket or appropriate tool to remove the old sensor carefully. Verify the connector type matches the factory harness to avoid electrical issues. Thread the sensor carefully to prevent cross-threading and torque to manufacturer specifications. Inspect wiring for 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 parts are manufactured to meet original equipment standards, providing reliable performance and durability. The 250-24103 oxygen sensor undergoes rigorous testing to ensure consistent operation under various conditions. Warranty coverage details should be confirmed with the supplier or manufacturer, as they may vary by region.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43531655643317,"sku":"DKHD-250-24103","price":57.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25024103_Fro.jpg?v=1774891561","url":"https:\/\/www.partcatalog.com\/products\/walker-250-24103-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}