{"product_id":"bosch-15986-oxygen-sensor","title":"Bosch 15986 Oxygen Sensor - Downstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Toyota Highlander\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor 15986 is designed specifically for Toyota Highlander models, ensuring precise emission control and optimal engine performance. This narrow-band heated oxygen sensor features a threaded mounting type and a durable metal housing for long-lasting operation.\u003c\/p\u003e\u003ch2\u003eKey Features of Bosch Oxygen Sensor 15986\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Toyota Highlander vehicles\u003c\/li\u003e\n\u003cli\u003eSpecific fit with 4-wire configuration and pin terminal type\u003c\/li\u003e\n\u003cli\u003eHeated narrow-band oxygen sensor for accurate air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18 mm thread diameter and 22 mm hex size\u003c\/li\u003e\n\u003cli\u003eIncludes wiring harness with 28.9-inch length and rectangular female connector\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade with steel finish and metal housing\u003c\/li\u003e\n\u003cli\u003eOverall length of 32.3 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Bosch Validated Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor product line focuses on delivering reliable emission control components that meet OEM specifications. This line ensures that each sensor, including part number 15986, undergoes rigorous validation to provide consistent performance and durability tailored to specific vehicle applications like the Toyota Highlander.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Bosch 15986 oxygen sensor is a narrow-band heated sensor designed to monitor exhaust gases and provide feedback to the engine control unit for efficient combustion. Featuring a 4-wire design with female pin terminals and a rectangular connector shape, this sensor offers a secure electrical connection. The threaded mounting type with an 18 mm diameter and 22 mm hex size allows for straightforward installation. Its metal housing and steel finish contribute to corrosion resistance and durability under high-temperature conditions. The included wiring harness measures 28.9 inches, with an overall length of 32.3 inches from sealing surface to connector end, ensuring compatibility with the Toyota Highlander's exhaust system layout.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Oxygen Sensor\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 failure\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 malfunction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Toyota Highlander models before installation\u003c\/li\u003e\n\u003cli\u003eUse a 22 mm oxygen sensor socket for removal and installation\u003c\/li\u003e\n\u003cli\u003eDo not overtighten; follow torque specifications for the 18 mm threaded sensor\u003c\/li\u003e\n\u003cli\u003eInspect wiring harness and connector for damage before connecting\u003c\/li\u003e\n\u003cli\u003eAllow the engine to cool before replacing the sensor to avoid burns\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor 15986 is manufactured to meet strict quality standards, ensuring reliable operation and longevity. Bosch provides a standard replacement grade sensor with a metal housing and heated element for consistent performance. Warranty details should be confirmed with the parts provider or Bosch directly, as coverage may vary.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":44520592998581,"sku":"BBHK-15986","price":122.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_15986_Fro.jpg?v=1775059473","url":"https:\/\/www.partcatalog.com\/products\/bosch-15986-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}