{"product_id":"delphi-es10421-oxygen-sensor","title":"Delphi ES10421 Oxygen Sensor","description":"\u003ch2\u003eDelphi ES10421 Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10421 oxygen sensor is designed for precise emission control in Honda Civic vehicles. This non-heated sensor features a single wire and a square connector shape, ensuring reliable performance in front-position applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNon-heated oxygen sensor type for accurate air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eSingle wire design simplifies installation and wiring\u003c\/li\u003e\n\u003cli\u003eSquare connector shape for secure and proper fitment\u003c\/li\u003e\n\u003cli\u003eThread size of 18 x 1.5 mm compatible with Honda Civic front sensor ports\u003c\/li\u003e\n\u003cli\u003eOverall length of 375.0 mm to match OEM specifications\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for guidance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10421 oxygen sensor is engineered to meet the emission control requirements of Honda Civic models. Its non-heated sensor type provides reliable oxygen level detection without the need for an internal heating element, which is suitable for specific engine configurations. The single wire design reduces complexity while maintaining accurate sensor output. The square connector shape ensures a secure connection to the vehicle’s wiring harness, minimizing the risk of disconnection or signal loss. With a thread size of 18 x 1.5 mm and an overall length of 375.0 mm, this sensor fits precisely in the front position of the exhaust system, maintaining OEM fitment standards.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain optimal air-fuel ratio for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate oxygen level data\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers related to sensor malfunction\u003c\/li\u003e\n\u003cli\u003eSupports proper operation of catalytic converters in Honda Civic vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi ES10421 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct 18 x 1.5 mm thread size to avoid cross-threading. Verify the square connector shape matches the vehicle harness before installation. Follow the included instruction sheet for torque specifications and wiring connections. Proper installation in the front position is critical for accurate sensor readings and emission control.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors are manufactured to meet strict quality standards for durability and performance. The ES10421 part number undergoes rigorous testing to ensure compatibility with Honda Civic models and reliable operation under various driving conditions. Warranty information is available through Delphi and should be confirmed at the time of purchase.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":52089084706997,"sku":"BBMX-ES10421","price":81.02,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES10421_Fro.jpg?v=1775148290","url":"https:\/\/www.partcatalog.com\/products\/delphi-es10421-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}