{"product_id":"denso-234-4327-oxygen-sensor","title":"Denso 234-4327 Oxygen Sensor - Downstream Left","description":"\u003ch2\u003eOverview of Denso OE Style Oxygen Sensor 234-4327\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4327 is designed specifically for select INFINITI and Nissan vehicles, including the Pathfinder and QX4 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 4-wire design for precise readings\u003c\/li\u003e\n\u003cli\u003eSpecific fit for INFINITI Pathfinder and Nissan QX4\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 0.708-inch thread diameter\u003c\/li\u003e\n\u003cli\u003e47.64-inch wiring harness length with male connector\u003c\/li\u003e\n\u003cli\u003ePart of Denso's OE Style product line for reliable OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe Denso 234-4327 oxygen sensor features a heated sensor type that allows for quicker activation and more accurate air-fuel mixture readings. Its 4-wire configuration supports both the sensor signal and heater circuit, improving responsiveness and durability. The sensor is designed with a threaded mounting type and a 0.708-inch thread diameter, ensuring a secure and proper fit in the exhaust system. The wiring harness length of 47.64 inches provides sufficient reach for installation in the engine bay, and the male connector ensures compatibility with the vehicle’s existing wiring harness.\u003c\/p\u003e\u003ch2\u003eAbout the Denso OE Style Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Style line from Denso focuses on providing oxygen sensors that meet original equipment specifications. This ensures that the 234-4327 sensor delivers performance and reliability consistent with factory-installed parts. The OE Style sensors are engineered to match the fit, form, and function of the original sensor, making them suitable for direct replacement in INFINITI Pathfinder and Nissan QX4 models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and engine hesitation\u003c\/li\u003e\n\u003cli\u003eReduces emissions by maintaining proper air-fuel ratio\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\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 Denso 234-4327 oxygen sensor, ensure the engine is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the wiring harness length and connector gender match the vehicle’s specifications before installation. Proper torque should be applied to the sensor to prevent leaks and ensure a secure fit.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso oxygen sensors, including the 234-4327, are manufactured to meet strict quality standards and original equipment specifications. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship. This ensures dependable performance and peace of mind when replacing oxygen sensors on INFINITI Pathfinder and Nissan QX4 vehicles.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43976892678325,"sku":"BBNF-234-4327","price":114.21,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344327_Fro.jpg?v=1775007313","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4327-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}