Denso Oxygen (O2) Sensor - 234-4138 (Fits Select Years of Lexus: GS430/GX470/LS430/LX470/SC430 and Toyota: 4Runner/FJ Cruiser/Land Cruiser Vehicles)
The Denso Oxygen Sensor is a durable and reliable sensor that detects oxygen levels in the exhaust stream. Its high-quality construction ensures longevity and accuracy.
Denso Oxygen (O2) Sensor - 234-4138 (Fits Select Years of Lexus: GS430/GX470/LS430/LX470/SC430 and Toyota: 4Runner/FJ Cruiser/Land Cruiser Vehicles)
зүйлийн дугаар: 8311408

Denso Oxygen (O2) Sensor - 234-4138 (Fits Select Years of Lexus: GS430/GX470/LS430/LX470/SC430 and Toyota: 4Runner/FJ Cruiser/Land Cruiser Vehicles)

зүйлийн дугаар: 8311408

MNT 192702

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The Denso Oxygen Sensor is a durable and reliable sensor that detects oxygen levels in the exhaust stream. Its high-quality construction ensures longevity and accuracy.
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What Stands Out

Precision Fit
Designed specifically for select Lexus and Toyota models, ensuring a perfect fit and seamless integration, which enhances vehicle performance and maintains optimal fuel efficiency.
Durable Build
Manufactured with high-quality materials for maximum durability and longevity, reducing the need for frequent replacements and ensuring consistent engine performance over time.
Improved Emissions Control
Helps in effectively monitoring and controlling emissions, leading to reduced pollution levels while ensuring compliance with environmental standards, thus protecting both the vehicle and the environment.

Бүтээгдэхүүний дэлгэрэнгүй мэдээлэл

Find the best deals on Denso 234-4138 Oxygen Sensor at Ubuy Mongolia. Designed with high-quality materials, precision manufacturing, and easy installation for longevity.
Measurement AccuracyHigh
Mounting TypeThread-In
Output Typeelectrical signal
Specific Uses For ProductReplacement Oxygen (O2) Sensor
Upper Temperature Rating1562 Degrees Fahrenheit
Smart Home CompatibilityNot Smart Home Compatible
Material TypeStainless Steel, Zirconium
Style NameReplacement Part
Item Dimensions5.75 x 2.19 x 1.88 inches (14.6 x 5.6 x 4.8 cm)
Item Weight0.25 Pounds (110 grams)
Brand NameDenso
Model234-4138
UPC042511141384
Global Trade Identification Number00042511141384
ManufacturerDenso
Part Number234-4138
Item Type NameOxygen Sensor
Included ComponentsOxygen (O2) Sensor
Unit Count1.0 Count
BrandDenso
Item dimensions L x W x H5.75 x 2.19 x 1.88 inches (14.6 x 5.6 x 4.8 cm)
MaterialStainless Steel, Zirconium
StyleReplacement Part

Who Should Buy?

Suitable For
  • Toyota Owners

    Ideal for Toyota vehicle owners needing a replacement O2 sensor for improved engine performance and fuel efficiency.

  • DIY Mechanics

    Perfect for DIY mechanics looking for a reliable and easy-to-install oxygen sensor for their vehicles.

  • Emission Testing

    Beneficial for users preparing their vehicles for emissions testing, ensuring compliance and optimal function.

Not Suitable For
  • Non-Compatible Models

    Not suitable for vehicles outside the specified models, leading to poor fit and functionality issues.

БАРААНЫ ТАЙЛБАР

Denso Oxygen (O2) Sensor - 234-4138 (Fits Select Years of Lexus: GS430/GX470/LS430/LX470/SC430 and Toyota: 4Runner/FJ Cruiser/Land Cruiser Vehicles)

About This Item

Introducing the Denso 234-4138 Oxygen Sensor - the ultimate solution to monitoring oxygen levels in your vehicle's exhaust stream. Constructed with a blend of high-quality materials such as stainless steel, fluorine rubber, aluminum oxide, platinum, and ceramics, this oxygen sensor is built to withstand the toughest conditions. Equipped with a double protection layer, an aluminum oxide trap layer, a porous PTFE filter, and a stainless steel housing, it offers unmatched durability and reliability. Designed to meet OE standards, the Denso 234-4138 Oxygen Sensor ensures accurate and precise readings, making it a trusty companion for your vehicle's engine management system.

With its easy installation process, you can have peace of mind knowing that it will seamlessly integrate into your vehicle without any hassle. Not only does this oxygen sensor deliver unparalleled performance, but it also guarantees longevity. Engineered with the utmost precision, it is built to last and provide consistent performance for miles to come. You can trust the Denso 234-4138 Oxygen Sensor to keep your vehicle running smoothly and efficiently. Don't compromise on the quality of your vehicle's oxygen sensor.

Choose the Denso 234-4138 Oxygen Sensor for its reliability, accuracy, and longevity. Upgrade your vehicle's exhaust monitoring system today and experience a difference in performance and fuel efficiency. Trust Denso, a name known for its commitment to excellence in automotive technology.

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Хэрэглэгчийн асуулт ба хариултууд

  • Асуулт: What is the function of the Denso 234-4138 Oxygen Sensor?

    Хариулт: The Denso 234-4138 Oxygen Sensor primarily monitors the level of oxygen in the exhaust gases of your vehicle. This information is vital for the engine management system to adjust the fuel-to-air ratio, ensuring optimal combustion and improving fuel efficiency. A well-functioning oxygen sensor helps in reducing emissions and maintaining engine health.
  • Асуулт: Which vehicles are compatible with the Denso 234-4138 Oxygen Sensor?

    Хариулт: The Denso 234-4138 Oxygen Sensor is designed to fit a wide range of vehicles including popular brands such as Toyota, Honda, Subaru, and more. It is essential to check your vehicle's make and model specifications to ensure compatibility, as this sensor's design can vary based on engine type and year. Ensuring the right fit leads to better performance and longevity of the car's fuel system.
  • Асуулт: How do I know if my Denso 234-4138 Oxygen Sensor needs replacement?

    Хариулт: Signs that your Denso 234-4138 Oxygen Sensor may need replacement include poor fuel economy, increased emissions, or check engine light activation. If you experience rough idling, or your vehicle struggles to accelerate, these could also indicate sensor failure. Regular diagnostic checks can help identify these issues early, ensuring your vehicle runs smoothly and efficiently.
  • Асуулт: What is the installation process for the Denso 234-4138 Oxygen Sensor?

    Хариулт: Installing the Denso 234-4138 Oxygen Sensor typically involves locating the sensor in your vehicle, disconnecting the battery, and removing the old sensor with the appropriate tools. Then, thread in the new Denso sensor and reconnect all electrical connections. This procedure is common across many models, but it's always advisable to consult your vehicle’s service manual for specific instructions to ensure proper installation.
  • Асуулт: Can the Denso 234-4138 Oxygen Sensor improve fuel efficiency?

    Хариулт: Yes, the Denso 234-4138 Oxygen Sensor can significantly improve fuel efficiency by accurately measuring the oxygen levels in the engine's exhaust. When this sensor is functioning optimally, it allows the engine control unit to adjust the air-fuel mixture, which leads to better combustion and less excess fuel being used. This can be particularly beneficial for drivers looking to save on fuel costs over time.
  • Асуулт: What materials are used in the Denso 234-4138 Oxygen Sensor?

    Хариулт: The Denso 234-4138 Oxygen Sensor is typically made from durable materials including a high-quality ceramic element and a corrosion-resistant shell. These materials are chosen for their reliability and ability to withstand harsh exhaust conditions. This durability ensures that the sensor provides accurate readings and maintains functionality over an extended period, making it a trusted choice among vehicle owners.
  • Асуулт: Does the Denso 234-4138 Oxygen Sensor come with any special features?

    Хариулт: The Denso 234-4138 Oxygen Sensor features an advanced design that includes a built-in heater to facilitate quicker response times, enhancing fuel efficiency and reducing pollution. Additionally, this sensor is built for precision, providing more accurate readings compared to many generic alternatives. These advanced capabilities help ensure that your vehicle operates at peak performance.
  • Асуулт: What are the signs of a failing Oxygen Sensor?

    Хариулт: Signs of a failing Denso 234-4138 Oxygen Sensor include a drop in fuel efficiency, unexpected engine performance issues like stalling or hesitations, and illuminated check engine lights. Additionally, you may notice increased emissions, which can lead to pollution testing failures. Recognizing these symptoms early can help you address the problem before it affects your vehicle's overall performance and longevity.
  • Асуулт: How does the Denso 234-4138 Oxygen Sensor compare to other brands?

    Хариулт: The Denso 234-4138 Oxygen Sensor is often regarded as a premium option compared to other brands due to its OEM design and high grade materials. Unlike many aftermarket sensors, Denso offers precise response times and reliable performance, which can lead to better fuel efficiency and fewer emissions. This makes it a preferred choice for car enthusiasts and those looking for quality in their engine components.
  • Асуулт: Where can I buy Denso 234-4138 Oxygen Sensor in Mongolia?

    Хариулт: You can purchase the Denso 234-4138 Oxygen Sensor on Ubuy, which offers a reliable platform for buying authentic auto parts. Ubuy provides a straightforward shopping experience, highlighting specifications and compatibility for your vehicle, ensuring you choose the right product for optimal performance.

Denso Oxygen Editorial Review

The Denso 234-4138 Oxygen Sensor is a high quality, well built product that is easy to install. It is a correct fit for various Toyota and Lexus models and has fixed issues with error codes. Customers have found that it works great and has resolved their check engine light problems. It is also reasonably priced and promptly shipped.

Customer Reviews & Ratings

5.0
1 Хэрэглэгчийн үнэлгээ
  • 5 од
    100%
  • 4 од
    0%
  • 3 од
    0%
  • 2 од
    0%
  • 1 од
    0%

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Бусад хэрэглэгчидтэй санал бодлоо хуваалцана уу

Давуу тал

  • Easy to install
  • High quality and well built
  • Fixed check engine light issues
  • Reasonably priced
  • Prompt shipping

Сул талууд

  • Incorrect fit for some Lexus models

Platform Trust & Buyer Confidence

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Mohd
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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”

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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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