{"product_id":"bosch-17404-oxygen-sensor-upstream","title":"Bosch 17404 Oxygen Sensor - Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for BMW Models\u003c\/h2\u003e\u003cp\u003eThe Bosch Actual OE Oxygen Sensor 17404 is designed to provide accurate air-fuel mixture readings for optimal engine performance. This heated, wide-band oxygen sensor is compatible with various BMW models, ensuring precise emission control and efficient fuel management.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for BMW 340i, 440i, 540i, 740i, M240i, X3, X4, and related models\u003c\/li\u003e\n\u003cli\u003e5-wire design with blade terminals and oblong male connector\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter and 22 mm hex size\u003c\/li\u003e\n\u003cli\u003eDurable metal housing with steel finish and 11.6-inch wiring harness length\u003c\/li\u003e\n\u003cli\u003eWide-band sensor type for accurate air-fuel ratio measurement\u003c\/li\u003e\n\u003cli\u003eWiring harness included for direct replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Bosch Actual OE Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Actual OE Oxygen Sensor product line focuses on delivering standard replacement sensors that meet original equipment specifications. This ensures compatibility and reliable performance for emission control systems in specific vehicle applications. The 17404 sensor maintains Bosch's commitment to quality and precision in emission sensor technology.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Bosch oxygen sensor features a heated element to reduce warm-up time, allowing the sensor to reach operating temperature quickly for accurate readings. The wide-band sensor type provides a broad measurement range, improving engine control and emissions management. With a 5-wire configuration and blade terminal type, the sensor offers secure electrical connections. The oblong male connector and included wiring harness simplify installation on compatible BMW models. The sensor’s metal housing and steel finish provide durability under harsh engine conditions. Threaded mounting with an 18 mm diameter and 22 mm hex size ensures a precise fit and easy replacement.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for BMW 340i, 440i, 540i, 740i, M240i, X3, and X4 models\u003c\/li\u003e\n\u003cli\u003eResolves engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eHelps correct poor fuel economy caused by incorrect air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper catalytic converter function\u003c\/li\u003e\n\u003cli\u003eEliminates check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before removing the old oxygen sensor to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness length and connector type match the vehicle’s specifications. Avoid damaging the sensor’s wiring during installation. Do not overtighten; torque to manufacturer specifications for the 18 mm threaded sensor.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch oxygen sensors are manufactured to meet strict quality standards and original equipment specifications. The Actual OE Oxygen Sensor 17404 undergoes rigorous testing to ensure durability and reliable performance. While specific warranty details are not provided here, Bosch typically offers coverage consistent with industry standards for emission control components.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":52215304257717,"sku":"BBHK-17404","price":106.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_17404_Fro.jpg?v=1775596583","url":"https:\/\/www.partcatalog.com\/products\/bosch-17404-oxygen-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}