{"product_id":"bosch-15668-oxygen-sensor","title":"Bosch 15668 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Bosch Actual OE Oxygen Sensor 15668\u003c\/h2\u003e\u003cp\u003eThe Bosch Actual OE Oxygen Sensor 15668 is designed specifically for BMW vehicles, including the X3 and Z4 models. This narrow-band heated oxygen sensor ensures accurate emission control and optimal engine performance by monitoring exhaust gases precisely.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW X3 and Z4 models\u003c\/li\u003e\n\u003cli\u003ePart number 15668 for exact fitment\u003c\/li\u003e\n\u003cli\u003eNarrow-band heated oxygen sensor type\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e4-wire configuration with female pin terminals\u003c\/li\u003e\n\u003cli\u003eIncludes an 8.9-inch wiring harness and round female connector\u003c\/li\u003e\n\u003cli\u003eSteel housing with 22 mm hex size for installation\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade for reliable performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Bosch oxygen sensor features a narrow-band heated design, which allows it to reach operating temperature quickly for accurate oxygen level readings. The sensor is constructed with a durable metal housing finished in steel, providing longevity and resistance to harsh exhaust conditions. It includes a threaded mounting type with an 18 mm thread diameter and size, ensuring a secure fit in the exhaust system. The wiring harness length measures 8.9 inches, with an overall length of 12.6 inches from sealing surface to connector end, facilitating straightforward installation.\u003c\/p\u003e\u003cp\u003eThe sensor uses a 4-wire configuration with female pin terminals and a round female connector shape, matching the original equipment specifications for BMW X3 and Z4 models. The hex size of 22 mm allows for proper tightening during installation. This part is a standard replacement grade, designed to meet OEM standards for emission control sensors.\u003c\/p\u003e\u003ch2\u003eAbout the Bosch Actual OE Oxygen Sensor Product Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Actual OE Oxygen Sensor line is engineered to provide direct-fit replacement sensors that meet original equipment specifications. This product line focuses on delivering reliable emission control components that maintain vehicle performance and comply with environmental regulations. The 15668 sensor is part of this line, ensuring compatibility and quality for BMW vehicles requiring precise oxygen sensing.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel mixture readings for BMW X3 and Z4\u003c\/li\u003e\n\u003cli\u003eResolves check engine light issues related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by providing correct exhaust gas data\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by maintaining proper combustion control\u003c\/li\u003e\n\u003cli\u003eEliminates rough idling or engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Bosch 15668 oxygen sensor, ensure the engine and exhaust system are cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the wiring harness length and connector type match the vehicle’s original sensor to prevent electrical issues. Thread the sensor carefully to avoid cross-threading and torque to manufacturer specifications. No mounting bracket is included, so use the existing mounting point on the vehicle.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. The Actual OE Oxygen Sensor 15668 undergoes rigorous testing to comply with OEM specifications. While specific warranty details are not provided here, Bosch typically offers coverage against defects in materials and workmanship for a defined period. Refer to Bosch or vehicle manufacturer documentation for exact warranty terms.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":44520553971893,"sku":"BBHK-15668","price":77.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_15668_Fro_8a0dc456-aef6-4e2a-b91d-cabf12e28816.jpg?v=1775059440","url":"https:\/\/www.partcatalog.com\/products\/bosch-15668-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}