{"product_id":"delphi-es20177-oxygen-sensor","title":"Delphi ES20177 Oxygen Sensor - Rear, Rear Left or Rear Right","description":"\u003ch2\u003eDelphi ES20177 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20177 is a heated oxygen sensor designed for precise emission control in select Audi and Volkswagen models. Engineered with a flat connector and four wires, this sensor ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eFour-wire design for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eFlat connector shape for secure and easy installation\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 1500 mm for proper fitment\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet\u003c\/li\u003e\n\u003cli\u003ePosition-specific fitment: rear, rear left, rear right\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Delphi ES20177 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20177 oxygen sensor is engineered to meet the emission control requirements of various Audi and Volkswagen vehicles, including the Audi A8 Quattro and Volkswagen Golf, Jetta, Passat, Phaeton, R32, and Touareg. Its heated sensor design allows the unit to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The four-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance under varying engine conditions. The flat connector shape facilitates a secure electrical connection, while the 18 x 1.5 mm thread size matches OEM specifications for straightforward installation. With an overall length of 1500 mm, this sensor fits the rear positions of the exhaust system, including rear left and rear right locations, depending on vehicle-specific requirements.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel ratio for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces engine misfires caused by faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003ePrevents increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by providing accurate sensor data\u003c\/li\u003e\n\u003cli\u003eResolves 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 vehicle compatibility with Audi and Volkswagen models listed\u003c\/li\u003e\n\u003cli\u003eLocate the sensor position: rear, rear left, or rear right as specified\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damaging the 18 x 1.5 mm threaded sensor\u003c\/li\u003e\n\u003cli\u003eFollow the included instruction sheet for wiring and installation guidance\u003c\/li\u003e\n\u003cli\u003eVerify electrical connections with the flat connector for secure fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDelphi manufactures the ES20177 oxygen sensor to meet strict OEM standards for durability and performance. Each sensor undergoes rigorous testing to ensure reliable operation in emission control systems. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects to provide confidence in product quality.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388529311925,"sku":"BBMX-ES20177","price":141.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20177_Fro.jpg?v=1774712065","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20177-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}