{"product_id":"delphi-es20091-oxygen-sensor","title":"Delphi ES20091 Oxygen Sensor - Front or Front Left","description":"\u003ch2\u003eDelphi ES20091 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20091 is a heated oxygen sensor designed for precise emission control in select Dodge and Jeep vehicles. Engineered to provide accurate air-fuel mixture readings, this sensor supports optimal engine performance and reduced emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster warm-up and improved efficiency\u003c\/li\u003e\n\u003cli\u003e4-wire configuration ensuring reliable electrical connections\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 vehicle models\u003c\/li\u003e\n\u003cli\u003eOverall length of 300.0 mm for correct installation depth\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for installation guidance\u003c\/li\u003e\n\u003cli\u003ePositioned for front or front left placement depending on vehicle\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20091 oxygen sensor is a heated type sensor featuring a 4-wire design that allows for quicker sensor activation and more accurate readings of exhaust oxygen levels. Its square connector shape ensures a secure electrical connection, minimizing the risk of signal loss or corrosion. The sensor’s thread size of 18 x 1.5 mm and overall length of 300.0 mm are engineered to fit specific mounting locations on Dodge Dakota, Dodge Durango, Jeep Grand Cherokee, and Ram 1500 models. This sensor is typically installed in the front or front left position, but exact placement should be verified based on the vehicle’s specifications. The package includes the oxygen sensor itself along with an instruction sheet to assist with proper installation.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDodge Dakota\u003c\/li\u003e\n\u003cli\u003eDodge Durango\u003c\/li\u003e\n\u003cli\u003eJeep Grand Cherokee\u003c\/li\u003e\n\u003cli\u003eRam 1500\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis oxygen sensor is designed to maintain proper engine air-fuel ratios, which is critical for emission control systems and fuel efficiency in these vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by Delphi ES20091\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor readings\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy due to incorrect air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eIncreased emissions failing regulatory standards\u003c\/li\u003e\n\u003cli\u003eEngine performance issues such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to sensor malfunction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, verify the sensor position on your specific vehicle model to ensure correct placement (front or front left). Use proper tools to avoid damaging the sensor threads (18 x 1.5 mm). The heated sensor design requires a 4-wire connection; ensure the square connector is fully seated to maintain signal integrity. Follow the included instruction sheet carefully for torque specifications and wiring procedures. It is recommended to inspect the wiring harness and connector for corrosion or damage prior to installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors are manufactured to meet OEM specifications for durability and performance. The ES20091 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects. Consult product documentation or your supplier for exact warranty terms.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388523413685,"sku":"BBMX-ES20091","price":81.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20091_Ang_0043c41f-36cf-42f0-a67e-3e2f8d3191f7.jpg?v=1774712041","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20091-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}