{"product_id":"bosch-12040-oxygen-sensor-upstream","title":"Bosch 12040 Oxygen Sensor - Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Volkswagen Golf and Jetta\u003c\/h2\u003e\u003cp\u003eThe Bosch 12040 Actual OE Oxygen Sensor is designed specifically for Volkswagen Golf and Jetta models. This narrow-band, non-heated oxygen sensor ensures accurate emission control and optimal engine performance by monitoring exhaust gases precisely.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Volkswagen Golf and Jetta\u003c\/li\u003e\n\u003cli\u003eNarrow-band non-heated oxygen sensor type\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18 mm thread diameter and 22 mm hex size\u003c\/li\u003e\n\u003cli\u003e16.4-inch wiring harness length with included harness\u003c\/li\u003e\n\u003cli\u003eBlade terminal type with 2 male terminals and rectangular male connector\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade with metal housing and steel finish\u003c\/li\u003e\n\u003cli\u003eOverall length of 20.1 inches for proper fitment\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 line is engineered to meet original equipment specifications, providing reliable performance and durability. This product line focuses on delivering precise sensor readings to maintain proper air-fuel mixture and reduce emissions, making it a suitable replacement for Volkswagen vehicles requiring exact fit and function.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Bosch 12040 oxygen sensor features a narrow-band sensor type that is non-heated, designed for specific Volkswagen Golf and Jetta models. It includes a 16.4-inch wiring harness and a rectangular male connector with blade terminals, ensuring secure electrical connections. The sensor mounts via a threaded design with an 18 mm thread diameter and a 22 mm hex size for installation using standard tools. Constructed with a metal housing and finished in steel, this sensor weighs approximately 0.22 pounds and measures 20.1 inches in overall length, including an 18.9-inch length from the sealing surface to the end of the connector.\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 vehicle emissions failing emissions tests\u003c\/li\u003e\n\u003cli\u003eEngine performance issues such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eMalfunctioning sensor affecting catalytic converter efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Bosch 12040 oxygen sensor, ensure the vehicle is compatible with this specific part number and model fitment for Volkswagen Golf and Jetta. Use a 22 mm wrench or oxygen sensor socket to remove and install the sensor securely. Avoid over-tightening the threaded sensor to prevent damage. Confirm the wiring harness is properly connected to the vehicle’s electrical system, matching the blade terminal and rectangular male connector for a secure fit.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch oxygen sensors are manufactured to meet strict quality standards, ensuring reliable operation and durability. The Actual OE Oxygen Sensor line is designed to match original equipment specifications for Volkswagen vehicles. While specific warranty details are not provided here, Bosch typically offers coverage against manufacturing defects, supporting long-term performance and customer confidence.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":52082819104949,"sku":"BBHK-12040","price":66.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_12040_Fro.jpg?v=1775147411","url":"https:\/\/www.partcatalog.com\/products\/bosch-12040-oxygen-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}