{"product_id":"delphi-es20189-oxygen-sensor","title":"Delphi ES20189 Oxygen Sensor - Front","description":"\u003ch2\u003eDelphi ES20189 Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20189 is a heated oxygen sensor designed specifically for the front position on Mercedes-Benz SLK230 models. This sensor plays a critical role in monitoring exhaust gases to optimize engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003e4-wire configuration ensuring accurate signal transmission\u003c\/li\u003e\n\u003cli\u003eRound connector shape for secure and reliable connection\u003c\/li\u003e\n\u003cli\u003eThread size of 18 x 1.5 mm for precise fitment\u003c\/li\u003e\n\u003cli\u003eOverall length of 460.0 mm to match OEM specifications\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for installation guidance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20189 oxygen sensor is engineered to meet the exacting standards required for Mercedes-Benz SLK230 vehicles. Featuring a heated sensor element, it quickly reaches optimal operating temperature, improving fuel efficiency and reducing emissions. The 4-wire design supports both the sensor signal and heater circuit, ensuring consistent performance. Its round connector shape and 18 x 1.5 mm thread size provide a secure and OEM-compatible installation. With an overall length of 460.0 mm, this sensor fits precisely in the front position of the exhaust system, maintaining proper sensor placement and function.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel mixture for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces engine misfires caused by faulty oxygen sensor readings\u003c\/li\u003e\n\u003cli\u003ePrevents increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by providing accurate feedback to the engine control unit\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\u003cp\u003eWhen installing the Delphi ES20189 oxygen sensor on a Mercedes-Benz SLK230, ensure the engine is cool before removal to avoid injury. Use the correct 18 x 1.5 mm thread size socket to prevent damage to the sensor or exhaust manifold. Verify the round connector is fully seated and locked to avoid signal interruptions. Follow the included instruction sheet for torque specifications and wiring connections to ensure proper operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors are manufactured to meet OEM quality standards, providing reliable performance and durability. The ES20189 part number undergoes rigorous testing to ensure compatibility with Mercedes-Benz SLK230 models. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388529737909,"sku":"BBMX-ES20189","price":125.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20189_Fro.jpg?v=1774712067","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20189-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}