{"product_id":"walker-250-25160-oxygen-sensor-upstream-upstream-rear-or-upstream-right","title":"Walker 250-25160 Oxygen Sensor - Upstream, Upstream Rear or Upstream Right","description":"\u003ch2\u003eOverview of Walker OE Base Sensor 250-25160\u003c\/h2\u003e\u003cp\u003eThe Walker OE Base Sensor 250-25160 is a heated wide-band oxygen sensor designed for specific vehicle applications. Engineered to meet the emission control requirements of Cadillac, INFINITI, and Nissan models, this sensor ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated wide-band oxygen sensor for precise emissions monitoring\u003c\/li\u003e\n\u003cli\u003eSpecific fit for select Cadillac, INFINITI, and Nissan vehicles\u003c\/li\u003e\n\u003cli\u003eSpade terminal type with 6 male terminals and 5 wires\u003c\/li\u003e\n\u003cli\u003eRectangle-shaped female connector for secure connection\u003c\/li\u003e\n\u003cli\u003eThread size M18 - 1.5 with 22mm wrench size for installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor features a heated element to quickly reach operating temperature, improving sensor response time and reducing emissions during cold starts. The wide-band sensor type provides a broader measurement range of oxygen levels in the exhaust, allowing for more precise fuel mixture adjustments. The sensor includes a spade terminal type with six male terminals and five wires, ensuring compatibility with the vehicle’s wiring harness. The connector is female with a rectangular shape, designed for a secure and reliable electrical connection. Installation requires a 22mm wrench and the sensor threads into the exhaust system with an M18 - 1.5 thread size.\u003c\/p\u003e\u003ch2\u003eWalker OE Base Sensor Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Base Sensor line by Walker focuses on delivering direct-fit oxygen sensors that meet original equipment specifications. This product line is engineered to provide reliable emissions control and accurate sensor readings, supporting proper engine management systems. The 250-25160 sensor is part of this line, ensuring it matches the exact fit and function required by the specified Cadillac, INFINITI, and Nissan models.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCadillac CTS, SRX, STS\u003c\/li\u003e\n\u003cli\u003eINFINITI FX45, M45, Q45, QX56\u003c\/li\u003e\n\u003cli\u003eNissan Altima, Armada, Frontier, Maxima, Murano, Pathfinder, Pathfinder Armada, Quest, Sentra, TITAN, Xterra\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by Walker Oxygen Sensor 250-25160\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 accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker OE Base Sensor 250-25160, ensure the vehicle is cool to avoid burns. Use a 22mm wrench to remove the old sensor and install the new one with the M18 - 1.5 thread size. Confirm the connector’s rectangular female shape matches the vehicle harness and that the six male terminals align properly. Avoid damaging the sensor wiring during installation to maintain proper function.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker OE Base Sensors are manufactured to meet or exceed OEM standards for durability and performance. While specific warranty details are not provided here, Walker products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52119368368309,"sku":"DKHD-250-25160","price":102.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025160_Fro.jpg?v=1775162299","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25160-oxygen-sensor-upstream-upstream-rear-or-upstream-right","provider":"PartCatalog","version":"1.0","type":"link"}