{"product_id":"delphi-es20209-oxygen-sensor","title":"Delphi ES20209 Oxygen Sensor - Front, Rear or Rear Right","description":"\u003ch2\u003eDelphi ES20209 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20209 oxygen sensor is designed for precise emission control in select Acura and Honda vehicles. This heated sensor ensures accurate air-fuel mixture readings, supporting optimal engine performance and reduced emissions for models like the Civic, NSX, and Prelude.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster warm-up and accurate readings\u003c\/li\u003e\n\u003cli\u003e4-wire design for reliable signal and heater circuit\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 specified vehicles\u003c\/li\u003e\n\u003cli\u003eOverall length of 480.0 mm for correct installation depth\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for installation guidance\u003c\/li\u003e\n\u003cli\u003ePosition-specific fitment: front, rear, and rear right locations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20209 oxygen sensor features a heated element that allows the sensor to reach operating temperature quickly, improving emission control efficiency. Its 4-wire configuration supports both the sensor signal and the heating element, ensuring consistent performance. The square connector shape and 18 x 1.5 mm thread size are engineered to match the OEM specifications for Acura and Honda vehicles, including the Civic, NSX, and Prelude models. With an overall length of 480.0 mm, this sensor fits precisely in the designated front, rear, or rear right positions depending on your vehicle's requirements.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve check engine light issues related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by providing accurate air-fuel ratio data\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by enabling proper catalytic converter function\u003c\/li\u003e\n\u003cli\u003eAddresses rough idling or engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003ePrevents failed emissions tests due to sensor malfunction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi ES20209 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the included instruction sheet for guidance on sensor positioning and connector attachment. Verify the sensor’s thread size matches the mounting port to prevent cross-threading. It is recommended to apply anti-seize compound on the threads to facilitate future removal. Confirm the sensor is installed in the correct position (front, rear, or rear right) as specified for your Acura or Honda model.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors are manufactured to meet or exceed OEM standards for durability and performance. The ES20209 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Delphi typically offers coverage against defects in materials and workmanship. Refer to the product documentation or contact the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388530294965,"sku":"BBMX-ES20209","price":57.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20209_Fro.jpg?v=1774712072","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20209-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}