{"product_id":"delphi-es20389-oxygen-sensor-front","title":"Delphi ES20389 Oxygen Sensor - Front","description":"\u003ch2\u003eDelphi ES20389 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20389 is a heated oxygen sensor designed specifically for the front position on Mazda 5 models. This sensor features a 4-wire configuration and a square connector shape, ensuring precise fitment and reliable performance in emission control systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for accurate emissions monitoring\u003c\/li\u003e\n\u003cli\u003e4-wire design for improved signal stability\u003c\/li\u003e\n\u003cli\u003eSquare connector shape for secure electrical connection\u003c\/li\u003e\n\u003cli\u003eThread size of 18 x 1.5 mm for proper installation\u003c\/li\u003e\n\u003cli\u003eOverall length of 490.0 mm to match factory specifications\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20389 oxygen sensor is engineered to meet the exact specifications required for the front position on Mazda 5 vehicles. Its heated sensor type allows for faster warm-up times, which helps the engine control unit (ECU) maintain optimal air-fuel mixture and reduce emissions. The 4-wire configuration supports both the sensor signal and the heating element, enhancing sensor responsiveness and durability. The square connector shape ensures a secure and reliable electrical connection, minimizing the risk of signal loss or corrosion. With a thread size of 18 x 1.5 mm and an overall length of 490.0 mm, this sensor fits precisely in the designated mounting location without modification.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve rough idling caused by incorrect air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eAddresses increased fuel consumption due to faulty oxygen sensor signals\u003c\/li\u003e\n\u003cli\u003eReduces engine hesitation and poor acceleration linked to emission sensor issues\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eSupports compliance with emission standards by providing accurate exhaust gas data\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi ES20389 oxygen sensor on a Mazda 5, ensure the engine is cool to avoid burns. Use the correct 18 x 1.5 mm thread size socket to avoid damaging the sensor or mounting threads. Verify the square connector is fully seated and locked to prevent electrical issues. Follow the included instruction sheet for torque specifications and wiring guidance. It is recommended to inspect the wiring harness and connector for damage before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi manufactures the ES20389 oxygen sensor to meet OEM standards for durability and performance. While specific warranty details are not provided here, Delphi products typically undergo rigorous testing to ensure reliability in emission control applications. For warranty information, refer to the product packaging or contact the manufacturer directly.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":52089166725301,"sku":"BBMX-ES20389","price":105.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20389_Ang.jpg?v=1775148299","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20389-oxygen-sensor-front","provider":"PartCatalog","version":"1.0","type":"link"}