{"product_id":"delphi-es10903-oxygen-sensor-front-or-rear","title":"Delphi ES10903 Oxygen Sensor - Front or Rear","description":"\u003ch2\u003eDelphi ES10903 Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10903 is a heated oxygen sensor designed for precise emission control in Mazda vehicles. Engineered to meet OEM specifications, this sensor supports optimal engine performance and reduced emissions for Mazda Miata and MPV models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster warm-up and accurate readings\u003c\/li\u003e\n\u003cli\u003e4-wire design ensuring reliable electrical connections\u003c\/li\u003e\n\u003cli\u003eSquare connector shape for secure fitment\u003c\/li\u003e\n\u003cli\u003eThread size of 18 x 1.5 mm compatible with specific Mazda exhaust ports\u003c\/li\u003e\n\u003cli\u003eOverall length of 1020 mm for proper installation\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for guidance\u003c\/li\u003e\n\u003cli\u003eCompatible with front and rear positions depending on vehicle requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Delphi ES10903 oxygen sensor features a heated element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing harmful emissions. Its 4-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance. The square connector shape is designed to match factory wiring harnesses on Mazda Miata and MPV models, simplifying installation. With a thread size of 18 x 1.5 mm and an overall length of 1020 mm, this sensor fits precisely in designated exhaust locations. For exact positioning—front or rear—refer to your vehicle’s service manual or OEM specifications.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps correct inaccurate air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eReduces engine misfires caused by faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eImproves catalytic converter efficiency by providing accurate data\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers related to emission control\u003c\/li\u003e\n\u003cli\u003eSupports smoother engine idling and better fuel economy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi ES10903 oxygen sensor, ensure the engine and exhaust system are cool to avoid burns. Use the correct thread size (18 x 1.5 mm) to avoid cross-threading. Verify the sensor’s position—front or rear—matches your vehicle’s requirements. Connect the 4-wire harness securely to the square connector to maintain proper electrical contact. Follow the included instruction sheet for torque specifications and wiring guidance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi manufactures the ES10903 oxygen sensor to meet strict quality standards, ensuring durability and reliable performance in emission control systems. While specific warranty details are not provided here, Delphi products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Consult product documentation or your supplier for exact warranty terms.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":52089085067445,"sku":"BBMX-ES10903","price":162.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES10903_Fro.jpg?v=1775148292","url":"https:\/\/www.partcatalog.com\/products\/delphi-es10903-oxygen-sensor-front-or-rear","provider":"PartCatalog","version":"1.0","type":"link"}