{"product_id":"delphi-es20039-oxygen-sensor","title":"Delphi ES20039 Oxygen Sensor - Front or Rear","description":"\u003ch2\u003eDelphi ES20039 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20039 is a heated oxygen sensor designed for precise emission control in select Ford, Mazda, and Mercury vehicles. This sensor helps maintain optimal engine performance and reduces harmful emissions by accurately monitoring oxygen levels in the exhaust system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster warm-up and improved accuracy\u003c\/li\u003e\n\u003cli\u003e4-wire design ensuring reliable electrical connections\u003c\/li\u003e\n\u003cli\u003eRound connector shape for secure fitment\u003c\/li\u003e\n\u003cli\u003eThread size of 18 x 1.5 mm compatible with specific vehicle exhaust ports\u003c\/li\u003e\n\u003cli\u003eOverall length of 765.0 mm for proper installation\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for installation guidance\u003c\/li\u003e\n\u003cli\u003eCompatible with front and rear positions depending on vehicle model\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20039 oxygen sensor features a heated element that allows the sensor to reach operating temperature quickly, improving fuel efficiency and emission control. Its 4-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance. The round connector shape and 18 x 1.5 mm thread size are designed to match the OEM specifications for a secure and leak-free installation. With an overall length of 765.0 mm, this sensor fits the exhaust system layout of various Ford, Mazda, and Mercury models.\u003c\/p\u003e\u003cp\u003eThis oxygen sensor is compatible with Ford B3000, B4000, Escape, Escort, Explorer, Focus, Ranger, as well as Mazda Tracer and Mercury Tribute models. For exact sensor 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 engine running issues caused by faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eReduces rough idling and engine hesitation related to improper air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eAddresses increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by providing accurate oxygen level 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\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool before sensor removal to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damaging the sensor or exhaust threads\u003c\/li\u003e\n\u003cli\u003eVerify sensor position (front or rear) based on your vehicle’s specific requirements\u003c\/li\u003e\n\u003cli\u003eApply anti-seize compound on threads if recommended by the manufacturer\u003c\/li\u003e\n\u003cli\u003eFollow the included instruction sheet for proper wiring and connector engagement\u003c\/li\u003e\n\u003c\/ul\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 ES20039 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 your supplier for exact warranty terms.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388521349301,"sku":"BBMX-ES20039","price":55.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20039_Ang.jpg?v=1774712027","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20039-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}