{"product_id":"delphi-es10221-oxygen-sensor","title":"Delphi ES10221 Oxygen Sensor","description":"\u003ch2\u003eDelphi ES10221 Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10221 is a non-heated oxygen sensor designed for upstream installation in select Ford and Mazda vehicles. Engineered with a single wire and a square connector shape, this sensor ensures accurate emission control and optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNon-heated oxygen sensor type for upstream position\u003c\/li\u003e\n\u003cli\u003eSingle wire design with square connector shape\u003c\/li\u003e\n\u003cli\u003eThread size: 18 x 1.5 mm for secure fitment\u003c\/li\u003e\n\u003cli\u003eOverall length of 400.0 mm for proper installation\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10221 oxygen sensor features a precise 18 x 1.5 mm thread size, making it compatible with specific Ford and Mazda models such as the Ford Festiva and Mazda RX-7, 626, and B2600. Its non-heated sensor type relies on engine heat for operation, suitable for upstream placement where it monitors exhaust gases before catalytic conversion. The single wire and square connector shape facilitate straightforward electrical connection and integration with the vehicle’s emission system.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Resolution\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is used primarily to monitor oxygen levels in the exhaust stream, enabling the engine control unit to adjust fuel mixture for efficient combustion. It helps address issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInaccurate air-fuel ratio readings causing poor fuel economy\u003c\/li\u003e\n\u003cli\u003eIncreased emissions due to faulty sensor signals\u003c\/li\u003e\n\u003cli\u003eEngine performance problems related to improper fuel mixture\u003c\/li\u003e\n\u003cli\u003eCheck engine light activation linked to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi ES10221 oxygen sensor, ensure the vehicle is compatible with the part number and specifications. Use proper tools to avoid damaging the 18 x 1.5 mm threads. The sensor’s 400 mm length allows for flexible positioning in the upstream exhaust port. Follow the included instruction sheet carefully to connect the single wire and square connector securely.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors are manufactured to meet OEM standards for durability and performance. The ES10221 part number undergoes rigorous testing to ensure reliable operation in emission control systems. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388509880501,"sku":"BBMX-ES10221","price":47.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES10221_Fro.jpg?v=1774711970","url":"https:\/\/www.partcatalog.com\/products\/delphi-es10221-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}