{"product_id":"denso-234-4712-oxygen-sensor-upstream","title":"Denso 234-4712 Oxygen Sensor - Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Mercedes-Benz 300CE, 300E, 300TE, E320\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4712 is engineered to meet the specific emission control needs of select Mercedes-Benz models. Designed as a direct replacement part, this heated oxygen sensor ensures accurate air-fuel mixture readings for optimal engine performance and emissions compliance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mercedes-Benz 300CE, 300E, 300TE, and E320 models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 0.708-inch thread diameter\u003c\/li\u003e\n\u003cli\u003e29.72-inch wiring harness length with 4 wires\u003c\/li\u003e\n\u003cli\u003eMale and female connector genders for secure electrical connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Denso OE Style Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Style line from Denso focuses on providing parts that match original equipment specifications closely. This oxygen sensor 234-4712 is designed to replicate the fit, form, and function of the factory-installed sensor, ensuring compatibility and reliable operation within the emission control system of your Mercedes-Benz vehicle.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Denso oxygen sensor features a heated element that allows it to reach operating temperature quickly, improving sensor accuracy and reducing emissions during cold starts. The 29.72-inch wiring harness length and four-wire configuration provide a precise electrical interface, while the threaded mounting type with a 0.708-inch diameter ensures a secure and proper fit. The sensor’s male and female connectors facilitate straightforward installation and reliable connectivity.\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 malfunction\u003c\/li\u003e\n\u003cli\u003eEngine performance problems such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to sensor failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before beginning installation to avoid burns. Use the correct tools to remove the old sensor and install the new one with the specified 0.708-inch threaded mounting. Verify the wiring harness length and connector types match the vehicle’s factory setup to prevent electrical issues. Proper torque specifications should be followed to avoid sensor damage or exhaust leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso OE Style oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. This part number 234-4712 is designed specifically for Mercedes-Benz 300CE, 300E, 300TE, and E320 models, providing confidence in fit and function. Warranty details are provided by the manufacturer and should be reviewed prior to installation.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":52163107881141,"sku":"BBNF-234-4712","price":98.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344712_Fro.jpg?v=1775590270","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4712-oxygen-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}