{"product_id":"delphi-es10276-oxygen-sensor","title":"Delphi ES10276 Oxygen Sensor","description":"\u003ch2\u003eDelphi ES10276 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10276 is a heated oxygen sensor designed for precise emission control in select Mercedes-Benz vehicles. Engineered with a 4-wire configuration and a unique flat and round connector shape, this upstream sensor ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4 wires for reliable signal and heater circuit\u003c\/li\u003e\n\u003cli\u003eFlat and round connector shape for secure and proper fitment\u003c\/li\u003e\n\u003cli\u003eThread size of 18 x 1.5 mm compatible with specified Mercedes-Benz models\u003c\/li\u003e\n\u003cli\u003eOverall length of 755.0 mm for correct installation depth\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for reference\u003c\/li\u003e\n\u003cli\u003ePositioned for upstream installation to monitor exhaust gases before the catalytic converter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10276 oxygen sensor is specifically designed for upstream placement in Mercedes-Benz 300CE, 300E, 300TE, and E320 models. Its heated sensor type allows for faster warm-up times, improving emission control efficiency shortly after engine start. The 4-wire design supports both the sensor signal and the integrated heater circuit, ensuring consistent operation under various driving conditions. The flat and round connector shape facilitates a secure electrical connection, reducing the risk of signal loss or corrosion. With a thread size of 18 x 1.5 mm and an overall length of 755.0 mm, this sensor fits precisely in the designated exhaust port, maintaining proper sensor positioning and function.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps correct inaccurate air-fuel ratio readings that cause poor fuel economy\u003c\/li\u003e\n\u003cli\u003eAddresses engine performance issues related to faulty oxygen sensor signals\u003c\/li\u003e\n\u003cli\u003eReduces increased emissions by providing accurate data to the engine control unit\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eSupports proper catalytic converter operation by monitoring upstream exhaust gases\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi ES10276 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 18 x 1.5 mm thread to prevent damage to the sensor or exhaust manifold. Verify the connector shape matches the vehicle harness to ensure a secure connection. Follow the included instruction sheet for torque specifications and wiring guidance. Proper installation is critical for accurate sensor readings and emission control.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors undergo rigorous testing to meet OEM standards for durability and performance. The ES10276 part number is backed by Delphi's quality assurance processes, ensuring reliable operation in Mercedes-Benz 300CE, 300E, 300TE, and E320 models. Warranty coverage details should be confirmed at the point of purchase or with the manufacturer.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":52089084477621,"sku":"BBMX-ES10276","price":120.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES10276_Fro.jpg?v=1775148289","url":"https:\/\/www.partcatalog.com\/products\/delphi-es10276-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}