{"product_id":"walker-350-34646-oxygen-sensor","title":"Walker 350-34646 Oxygen Sensor","description":"\u003ch2\u003eOverview of Walker Oxygen Sensor 350-34646\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34646 oxygen sensor is designed specifically for select Infiniti and Nissan models, including the Altima, FX45, M45, Murano, Q45, Sentra, and X-Trail. 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 4-wire design for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Infiniti and Nissan models such as Altima, Murano, and Sentra\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with an 18.0 mm thread diameter for secure installation\u003c\/li\u003e\n\u003cli\u003e12.13-inch wiring harness length and 15.67-inch overall length for proper fitment\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for precise electrical connection\u003c\/li\u003e\n\u003cli\u003e20 gauge wire measurement ensuring durability and signal integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products Aftermarket Line Details\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on providing replacement emission control components that meet or exceed OEM specifications. The 350-34646 oxygen sensor is part of this line, offering a direct-fit solution engineered to maintain factory performance and emissions standards for compatible Infiniti and Nissan vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a heated sensor type that allows for quicker activation and more accurate readings under various operating conditions. The 4-wire configuration supports both the sensor signal and heater circuit, improving responsiveness and durability. The sensor’s threaded mounting type with an 18.0 mm diameter ensures a secure and leak-free installation. The wiring harness length of 12.13 inches and overall length of 15.67 inches are designed to match the factory specifications for the listed vehicle models. The radiused polygon male connector provides a reliable electrical connection, reducing the risk of corrosion or disconnection.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\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 issues related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps correct rough idling or poor fuel economy caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports emissions compliance by maintaining proper sensor function\u003c\/li\u003e\n\u003cli\u003ePrevents drivability problems linked to sensor failure in Infiniti and Nissan models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before beginning installation 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. Tighten the sensor to the manufacturer’s torque specifications to prevent leaks. Inspect wiring for damage and secure the harness to prevent strain or disconnection.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34646 oxygen sensor is manufactured to meet strict quality standards consistent with Walker Products Aftermarket guidelines. This part is engineered for durability and reliable performance in emission control systems. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538391728309,"sku":"DKHD-350-34646","price":46.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034646_Fro.jpg?v=1774892142","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34646-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}