{"product_id":"denso-234-4168-oxygen-sensor","title":"Denso 234-4168 Oxygen Sensor - Downstream, Downstream Front or Downstream Left","description":"\u003ch2\u003eReliable Oxygen Sensor for Lexus, Toyota, and Scion Vehicles\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4168 is designed to provide precise emissions control for select Lexus, Toyota, and Scion models. This heated oxygen sensor ensures accurate air-fuel mixture readings to maintain optimal engine performance and reduce harmful emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Lexus Highlander, RX330, Toyota Sienna, Venza, Scion iQ, and xB\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 0.708-inch thread diameter\u003c\/li\u003e\n\u003cli\u003eFour-wire design with male connector for secure electrical connection\u003c\/li\u003e\n\u003cli\u003e13.78-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Denso OE Style Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Style line from Denso offers oxygen sensors engineered to meet original equipment specifications. This ensures compatibility and performance consistent with factory-installed parts. The 234-4168 oxygen sensor maintains the standards expected in emissions control systems for the specified Lexus, Toyota, and Scion vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Denso 234-4168 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions sooner after engine start. Its four-wire configuration supports both the sensor signal and heater circuit, while the male connector ensures a reliable electrical connection. The threaded mounting type with a 0.708-inch diameter allows for secure installation in the exhaust system. With a wiring harness length of 13.78 inches, this sensor fits precisely in the designated locations on compatible Lexus Highlander, RX330, Toyota Sienna, Venza, and Scion iQ and xB models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved engine performance\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light codes related to oxygen sensor failure\u003c\/li\u003e\n\u003cli\u003eReduces increased emissions caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring proper combustion\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine hesitation linked to sensor issues\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Lexus Highlander, RX330, Toyota Sienna, Venza, or Scion iQ and xB models before installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to remove the old sensor and avoid damaging the threaded mounting hole\u003c\/li\u003e\n\u003cli\u003eCheck wiring harness length (13.78 inches) to confirm fitment and routing\u003c\/li\u003e\n\u003cli\u003eVerify the male connector matches the vehicle’s wiring harness for a secure connection\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications when installing the sensor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso OE Style oxygen sensors are manufactured to meet strict quality standards and original equipment specifications. While specific warranty details for part number 234-4168 may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship. This ensures reliable performance and durability in emissions control applications.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43976741060789,"sku":"BBNF-234-4168","price":69.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344168_Fro.jpg?v=1775007276","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4168-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}