{"product_id":"denso-234-9058-air-fuel-ratio-sensor","title":"Denso 234-9058 Air \/ Fuel Ratio Sensor - Upstream, Upstream Left 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 234-9058 is designed specifically for select Lexus and Toyota models, including the GS300, GS350, GS450h, Highlander, IS250, IS F, and LS460. This heated sensor ensures accurate air and fuel mixture readings to support optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fitment for Lexus and Toyota vehicles\u003c\/li\u003e\n\u003cli\u003e11.42-inch wiring harness length for precise installation\u003c\/li\u003e\n\u003cli\u003eFour-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 reliable operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Denso 234-9058 air\/fuel ratio sensor is engineered to provide accurate oxygen level readings in the exhaust stream, enabling the engine control unit to adjust fuel delivery efficiently. Featuring a heated sensor element, it reaches operating temperature quickly, reducing emissions during cold starts. The 11.42-inch wiring harness length and four-wire design with a male connector ensure compatibility and ease of installation in the specified Lexus and Toyota models. The sensor’s thread diameter of 0.711 inches matches OEM specifications, maintaining a secure and leak-free fit.\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 for fit, form, and function. This air\/fuel ratio sensor is part of that line, providing a direct replacement solution that aligns with factory standards. Choosing the OE Style sensor helps maintain the integrity of your vehicle’s emission control system without compromising performance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air\/fuel mixture readings for Lexus GS300, GS350, GS450h, Highlander, IS250, IS F, and LS460\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and poor fuel economy caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper sensor operation\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves engine performance by maintaining correct fuel ratios\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify vehicle compatibility with the Denso 234-9058 part number before installation\u003c\/li\u003e\n\u003cli\u003eEnsure the wiring harness length of 11.42 inches is suitable for your vehicle’s sensor location\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damaging the 0.711-inch thread diameter during installation\u003c\/li\u003e\n\u003cli\u003eCheck connector gender (male) for compatibility with existing wiring harness\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications to secure the sensor properly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso manufactures the 234-9058 air\/fuel ratio sensor to meet strict quality standards, ensuring reliable performance and durability. As part of the OE Style product line, this sensor is designed to match original equipment specifications. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43979064869045,"sku":"BBNF-234-9058","price":182.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2349058_Fro.jpg?v=1775007490","url":"https:\/\/www.partcatalog.com\/products\/denso-234-9058-air-fuel-ratio-sensor","provider":"PartCatalog","version":"1.0","type":"link"}