{"product_id":"azhz-oxygen-sensor-for-hyundai-kia-2-0l-direct-fit-heated-o2-sensor-380mm-lead","title":"AZHZ Oxygen Sensor for Hyundai \u0026 Kia 2.0L – Direct-Fit Heated O2 Sensor, 380mm Lead","description":"\u003cp\u003e\u003cstrong\u003eAZHZ Oxygen Sensor 01-12 is a direct-fit heated O2 sensor designed to replace upstream and downstream sensors on specified Hyundai and Kia 2.0L vehicles, restoring accurate air-fuel monitoring and improving engine efficiency.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen an oxygen sensor begins to fail, the engine control module loses precise data about exhaust oxygen levels, which can raise fuel consumption and reduce drivability. The AZHZ 234-4851 (Sensor 1 and Sensor 2) provides a direct-replacement, heated oxygen-sensing element with a 380mm lead and precoated threads for straightforward installation on compatible Hyundai and Kia models. This product is built with high-temperature welding and an integrated heater to reach operating temperature quickly and maintain reliable readings during warm-up and steady operation.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and sensor positions does this AZHZ unit fit?\u003c\/h3\u003e\n\u003cp\u003eThis sensor is specified for a range of Hyundai and Kia models from the early 2000s through 2012, and it fits both upstream (pre-catalytic converter) and downstream (post-catalytic converter) positions. Always compare your existing sensor’s plug and thread type with the product photo before ordering to confirm fitment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models include Hyundai Elantra (2001–2012), Tucson (2005–2009), Accent (2000–2011), Tiburon (2003–2008).\u003c\/li\u003e\n  \u003cli\u003eKia fitments include Rio\/Rio5 (2006–2011), Soul (2010–2011), Spectra\/Spectra5 (2004–2009), Sportage (2005–2010).\u003c\/li\u003e\n  \u003cli\u003eSuitable for both upstream (sensor 1) and downstream (sensor 2) applications.\u003c\/li\u003e\n  \u003cli\u003eCheck plug shape and connector pinout against your vehicle’s existing sensor before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the built-in heater and construction improve performance?\u003c\/h3\u003e\n\u003cp\u003eThe integrated heater reduces the time the sensor needs to reach optimal operating temperature, which helps the engine management system get accurate oxygen readings sooner after startup. High-heat welding and robust sealing increase durability against vibration and exhaust heat, supporting consistent performance over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeater element speeds warm-up for quicker closed-loop fuel control after cold starts.\u003c\/li\u003e\n  \u003cli\u003eHigh-temperature welds improve sealing and longevity in harsh exhaust environments.\u003c\/li\u003e\n  \u003cli\u003ePrecoated threads ease installation and reduce the risk of thread galling.\u003c\/li\u003e\n  \u003cli\u003e380mm wiring length provides reach for common OEM routing patterns.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the practical benefits of replacing a failing oxygen sensor?\u003c\/h3\u003e\n\u003cp\u003eReplacing a worn O2 sensor helps the vehicle’s computer maintain correct air-fuel ratios, which can stabilize idle, reduce emissions, and prevent degraded fuel economy. Prompt replacement can also prevent long-term stress on the catalytic converter and restore drivability affected by sensor faults.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores accurate air-fuel data for improved engine response and economy.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce excessive emissions associated with sensor failure.\u003c\/li\u003e\n  \u003cli\u003ePrevents prolonged operation with improper fueling that can harm catalytic converters.\u003c\/li\u003e\n  \u003cli\u003eDirect-replacement fit minimizes installation time for DIY or shop technicians.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I verify fitment and install the AZHZ sensor?\u003c\/h3\u003e\n\u003cp\u003eBefore purchasing, match the connector plug, thread size, and sensor length to your current part — photos of the OEM plug are especially important. Installation is typically a bolt-out, bolt-in replacement using common O2 sensor sockets; observe torque specs and use anti-seize on threads if not factory-coated.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompare the product photo and plug to your vehicle’s existing sensor.\u003c\/li\u003e\n  \u003cli\u003eUse an O2 sensor socket and follow vehicle torque recommendations.\u003c\/li\u003e\n  \u003cli\u003eConfirm wiring routing and heater circuit continuity before final assembly.\u003c\/li\u003e\n  \u003cli\u003eReset the ECU or clear fault codes after replacement if necessary.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The AZHZ Oxygen Sensor 01-12 is intended for owners and mechanics working on Hyundai and Kia 2.0L vehicles from the listed model years who need a reliable, direct-replacement heated oxygen sensor. It suits DIYers comfortable with basic under-vehicle work and professional shops seeking an economical sensor with OEM-style connectors and heater circuitry. Always verify plug compatibility with your vehicle before purchase to ensure a correct fit.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this AZHZ sensor fit my 2007 Hyundai Elantra 2.0L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, AZHZ 01-12 covers Elantra 2001–2012 2.0L, but confirm the connector plug and thread match your existing sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the sensor heated and ready for direct replacement?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it is a heated O2 sensor with precoated threads and a 380mm lead for direct-replacement installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AZHZ","offers":[{"title":"Default Title","offer_id":48084541309086,"sku":"B0D34PX2TV","price":31.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/azhz-oxygen-sensor-front-view.jpg?v=1785859176","url":"https:\/\/northtrailauto.ca\/products\/azhz-oxygen-sensor-for-hyundai-kia-2-0l-direct-fit-heated-o2-sensor-380mm-lead","provider":"North Trail Auto","version":"1.0","type":"link"}