{"product_id":"denso-234-4052-oxygen-sensor","title":"Denso 234-4052 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eOverview of the Denso OE Style Oxygen Sensor 234-4052\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4052 is designed specifically for Toyota 4Runner and Pickup models. This heated oxygen sensor features a 20.79-inch wiring harness and a four-wire configuration to ensure precise emissions control and optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster activation and accurate readings\u003c\/li\u003e\n\u003cli\u003eSpecific fitment for Toyota 4Runner and Pickup vehicles\u003c\/li\u003e\n\u003cli\u003eFour-wire design for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003e20.79-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003ePart number 234-4052 for easy identification and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style oxygen sensor 234-4052 is engineered to meet the exact specifications of Toyota 4Runner and Pickup models. Its heated sensor element allows the sensor to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The four-wire design includes separate heater and signal wires, which enhances sensor responsiveness and durability. With a wiring harness length of 20.79 inches, this sensor provides sufficient reach for proper connection without excess slack.\u003c\/p\u003e\u003cp\u003eThe OE Style product line from Denso focuses on delivering original equipment quality and fitment. This ensures that the oxygen sensor integrates seamlessly with the vehicle’s existing systems, maintaining factory performance standards and emission compliance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps correct inaccurate air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eReduces rough idling and engine hesitation\u003c\/li\u003e\n\u003cli\u003ePrevents increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eAddresses poor fuel economy caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eEliminates check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Toyota 4Runner or Pickup before installation\u003c\/li\u003e\n\u003cli\u003eHandle the sensor carefully to avoid damaging the wiring harness\u003c\/li\u003e\n\u003cli\u003eUse anti-seize compound on the sensor threads if recommended by the vehicle manufacturer\u003c\/li\u003e\n\u003cli\u003eVerify proper sensor orientation and connector fit during installation\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation to reset the system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso’s OE Style oxygen sensor 234-4052 is manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details may vary, Denso typically offers coverage against defects in materials and workmanship to support long-term use in Toyota 4Runner and Pickup vehicles.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43976664776885,"sku":"BBNF-234-4052","price":74.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344052_Fro.jpg?v=1775007250","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4052-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}