{"product_id":"ntk-22138-oxygen-sensor","title":"NTK 22138 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eOverview of NTK Direct Fit Oxygen Sensor 22138\u003c\/h2\u003e\u003cp\u003eThe NTK Direct Fit Oxygen Sensor 22138 is designed specifically for Ford Fiesta models, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a 15.25-inch wiring harness for straightforward installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Ford Fiesta vehicles\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18mm thread diameter\u003c\/li\u003e\n\u003cli\u003eFour-wire configuration for accurate signal transmission\u003c\/li\u003e\n\u003cli\u003e15.25-inch wiring harness length for proper reach\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe NTK 22138 oxygen sensor belongs to the Direct Fit Oxygen Sensor product line, which focuses on providing exact replacement sensors tailored to specific vehicle applications. This ensures compatibility and reduces installation time compared to universal sensors. The heated sensor type accelerates the sensor’s readiness by maintaining optimal operating temperature, which is critical for accurate air-fuel mixture readings. With a wire quantity of four, this sensor supports both the heater circuit and signal output, enhancing reliability and performance. The 18mm threaded mounting type allows for secure and proper installation in the exhaust system of the Ford Fiesta.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel ratio for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate feedback to the engine control unit\u003c\/li\u003e\n\u003cli\u003eResolves engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor malfunctions\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring optimal sensor operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the NTK 22138 oxygen sensor, ensure the vehicle is compatible with this specific fit sensor, particularly Ford Fiesta models. Use appropriate tools to avoid damaging the 18mm threaded mounting. Verify the wiring harness length of 15.25 inches is sufficient for your vehicle’s sensor location. It is recommended to disconnect the battery before installation to prevent electrical shorts. Proper torque specifications should be followed to secure the sensor without over-tightening.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNTK’s Direct Fit Oxygen Sensor line is engineered to meet OEM standards for durability and performance. Each sensor undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details for part number 22138 may vary, NTK typically offers coverage against manufacturing defects. Consult product documentation or the supplier for exact warranty terms.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":43961942704309,"sku":"BFPZ-22138","price":61.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_22138_Fro.jpg?v=1775006715","url":"https:\/\/www.partcatalog.com\/products\/ntk-22138-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}