{"product_id":"denso-234-4277-oxygen-sensor","title":"Denso 234-4277 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of the Denso OE Style Oxygen Sensor 234-4277\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4277 is designed specifically for Mitsubishi Lancer models, providing precise emissions control and engine performance monitoring. This heated oxygen sensor features a threaded mounting type and a 15.75-inch wiring harness, ensuring a secure and accurate fit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mitsubishi Lancer vehicles\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 0.708-inch thread diameter\u003c\/li\u003e\n\u003cli\u003e15.75-inch wiring harness length with 4 wires\u003c\/li\u003e\n\u003cli\u003eFemale connector for direct compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe Denso 234-4277 oxygen sensor is a heated sensor designed to provide accurate air-fuel mixture readings to the engine control unit (ECU). Its 15.75-inch wiring harness length allows for proper routing and connection within the engine bay. The sensor includes four wires and a female connector, ensuring compatibility with the vehicle’s existing wiring harness. The threaded mounting type with a 0.708-inch diameter allows for secure installation in the exhaust system. This sensor is engineered for specific fitment, making it suitable for Mitsubishi Lancer models requiring this exact part number.\u003c\/p\u003e\u003ch2\u003eAbout the Denso OE Style Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Style line from Denso focuses on delivering parts that meet original equipment specifications. This ensures that the oxygen sensor 234-4277 matches the fit, form, and function of the factory-installed sensor on Mitsubishi Lancer vehicles. The OE Style sensors are designed to integrate seamlessly with the vehicle’s emission control system, supporting compliance with emissions standards and maintaining engine efficiency.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for proper air-fuel ratio management\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling caused by faulty sensor readings\u003c\/li\u003e\n\u003cli\u003eReduces engine hesitation and poor acceleration issues\u003c\/li\u003e\n\u003cli\u003eSupports emission system compliance and reduces exhaust emissions\u003c\/li\u003e\n\u003cli\u003ePrevents 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 Denso 234-4277 oxygen sensor on a Mitsubishi Lancer, ensure the engine is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. The 15.75-inch wiring harness length provides flexibility for routing, but verify connector compatibility before installation. Thread the sensor carefully to avoid cross-threading and torque to manufacturer specifications for a secure fit.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso oxygen sensors, including the 234-4277, are manufactured to meet strict quality standards and original equipment specifications. This ensures reliable performance and durability in emission control applications. Warranty coverage details vary by distributor but typically include protection against defects in materials and workmanship.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43976837333173,"sku":"BBNF-234-4277","price":113.23,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344277_Fro.jpg?v=1775007301","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4277-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}