{"product_id":"denso-234-5028-air-fuel-ratio-sensor","title":"Denso 234-5028 Air \/ Fuel Ratio Sensor - Upstream or Upstream Right","description":"\u003ch2\u003eOverview of the Denso OE Style Air\/Fuel Ratio Sensor\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Air\/Fuel Ratio Sensor 234-5028 is engineered for precise emission control in select Audi, Porsche, and Volkswagen vehicles. Designed as a heated sensor with a specific fit, it ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated air\/fuel ratio sensor for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fitment for Audi A4, A6, S4, Porsche Cayenne, Volkswagen Beetle, and more\u003c\/li\u003e\n\u003cli\u003e28.74-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003eFive-wire configuration with male connector\u003c\/li\u003e\n\u003cli\u003eThread diameter of 0.711 inches for secure mounting\u003c\/li\u003e\n\u003cli\u003eRegular grade type for standard OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Denso air\/fuel ratio sensor, part number 234-5028, belongs to the OE Style product line, which focuses on delivering components that closely match original equipment specifications. The OE Style line is designed to provide reliable performance and fitment, making it suitable for emission control systems in vehicles requiring precise sensor operation. This sensor features a heated element to maintain optimal temperature for accurate readings, which is critical for maintaining proper engine combustion and reducing emissions.\u003c\/p\u003e\u003cp\u003eThe sensor’s wiring harness length of 28.74 inches allows for proper routing and connection within the engine bay. Its five-wire design and male connector ensure compatibility with the vehicle’s existing wiring harness. The thread diameter of 0.711 inches provides a secure and proper fit in the exhaust system. This sensor is a specific fit part, compatible with various Audi models including the A4, A4 Quattro, A6, A6 Quattro, Allroad Quattro, and S4, as well as Porsche Cayenne and Volkswagen Beetle, TT Quattro, and other models.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain correct air\/fuel mixture for efficient combustion\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty sensor readings\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring accurate sensor data to the ECU\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers related to air\/fuel ratio sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by optimizing fuel delivery based on sensor feedback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Audi, Porsche, or Volkswagen models listed\u003c\/li\u003e\n\u003cli\u003eVerify connector type and wiring harness length before installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damaging the sensor or threads during installation\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for sensor mounting\u003c\/li\u003e\n\u003cli\u003eInspect wiring and connectors for damage or corrosion prior to installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style air\/fuel ratio sensor 234-5028 is manufactured to meet OEM standards for fit, form, and function. It undergoes rigorous testing to ensure durability and reliable performance in emission control applications. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43978919018677,"sku":"BBNF-234-5028","price":174.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2345028_Fro.jpg?v=1775007444","url":"https:\/\/www.partcatalog.com\/products\/denso-234-5028-air-fuel-ratio-sensor","provider":"PartCatalog","version":"1.0","type":"link"}