{"product_id":"qijiauto-o2-oxygen-sensor-for-ford-focus-fusion-lincoln-mkc-upstream-or-downstream-heated-4-5-wire-460-720mm","title":"QIJIAUTO O2 Oxygen Sensor for Ford Focus\/Fusion \u0026 Lincoln MKC — Upstream or Downstream, Heated 4\/5-Wire (460\/720mm)","description":"\u003cp\u003e\u003cstrong\u003eThe QIJIAUTO O2 oxygen sensor is a direct-fit upstream and downstream replacement engineered to restore accurate exhaust oxygen readings for specified Ford and Lincoln models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis heated oxygen sensor comes in vehicle-matching configurations for upstream (pre-cat) and downstream (post-cat) positions, offering a corrosion-resistant design and correct connector\/wire lengths to simplify installation. It addresses common symptoms related to an aging sensor—such as poor fuel trim, check-engine lights, rough idle, and reduced fuel economy—by returning the exhaust monitoring system to factory-like operation when installed on compatible vehicles.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and sensor positions does this QIJIAUTO unit fit?\u003c\/h3\u003e\n\u003cp\u003eThe sensor is made to fit specific model years and positions to guarantee plug-and-play compatibility. Confirm the part picture and connector type match your existing sensor before ordering to ensure the right fit for your vehicle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: Ford Focus (2012–2014), Ford Fusion (2013–2014), Lincoln MKC (2015)\u003c\/li\u003e\n  \u003cli\u003eAvailable placements: Upstream (front\/upper) and downstream (rear\/post-cat)\u003c\/li\u003e\n  \u003cli\u003eWire options: 4-wire and 5-wire harnesses with 460mm or 720mm lengths\u003c\/li\u003e\n  \u003cli\u003eMounting: threaded sensor body sized to original equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will replacing the oxygen sensor affect vehicle performance?\u003c\/h3\u003e\n\u003cp\u003eA properly functioning oxygen sensor helps the engine control unit maintain the correct air–fuel ratio. Installing a new QIJIAUTO sensor can reduce erratic idling and improve throttle response by delivering reliable oxygen readings to the ECU.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImproves fuel-trim accuracy to reduce wasted fuel\u003c\/li\u003e\n  \u003cli\u003eHelps clear fault codes related to oxygen sensor readings\u003c\/li\u003e\n  \u003cli\u003eSmoother acceleration and fewer hesitation events\u003c\/li\u003e\n  \u003cli\u003eStainless and silver-alloy joints help resist contamination and heat\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the technical features and build details of this sensor?\u003c\/h3\u003e\n\u003cp\u003eThis is a heated oxygen sensor built with a protective outer layer and silver-alloy melt-joint to resist poisoning and mechanical stress. It matches OEM dimensions and connector genders to make replacement straightforward and durable under normal driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSensor type: heated O2 sensor for faster warm-up and stable readings\u003c\/li\u003e\n  \u003cli\u003eConnector gender: available in both male and female configurations\u003c\/li\u003e\n  \u003cli\u003eWire harness lengths: 720 mm and 460 mm options to suit routing needs\u003c\/li\u003e\n  \u003cli\u003eWire counts: choose between 4-wire and 5-wire versions depending on vehicle wiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I confirm fitment and install the replacement sensor?\u003c\/h3\u003e\n\u003cp\u003eAlways compare the new part’s connector, thread size, and wiring configuration with the sensor currently on your vehicle. Basic mechanical skill and common hand tools are typically sufficient for replacement; use anti-seize on the threads and follow torque specs to avoid damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify part image against your sensor before purchase\u003c\/li\u003e\n  \u003cli\u003eCheck connector shape and wire count for exact match\u003c\/li\u003e\n  \u003cli\u003eUse appropriate socket and torque—avoid overtightening\u003c\/li\u003e\n  \u003cli\u003eClear related codes after installation and recheck for leaks or errors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The QIJIAUTO O2 oxygen sensor is intended for DIY mechanics, independent shops, and owners of the specified Ford and Lincoln models who need a direct-fit heated sensor to restore proper exhaust monitoring. If your vehicle shows an oxygen-sensor-related code, experiences rough running, or has declining fuel economy, this replacement sensor provides an OEM-like option with protective construction and correct wiring options. Remember to confirm compatibility by matching the connector, wire count, and mounting style to your original sensor before ordering to ensure a trouble-free 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: Will this sensor clear my check engine light?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replacing a faulty O2 sensor can clear related codes, but you may need to reset the ECU or erase stored trouble codes after installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install this myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—if you have basic hand tools and mechanical experience. Verify connector, thread, and wire count match before replacing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"QIJIAUTO","offers":[{"title":"Default Title","offer_id":48085704474782,"sku":"B0D872JMRG","price":48.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/qijiauto-oxygen-sensor-front-packaging.jpg?v=1785876911","url":"https:\/\/northtrailauto.ca\/products\/qijiauto-o2-oxygen-sensor-for-ford-focus-fusion-lincoln-mkc-upstream-or-downstream-heated-4-5-wire-460-720mm","provider":"North Trail Auto","version":"1.0","type":"link"}