- Home Page /
- Automotive /
- Automotive Replacement Parts /
- Sensors /
- Oxygen /
- Oxygen Sensor Downstream 234-4149 for Toyota ...
0 ratings
Item #:
149533190
Oxygen Sensor Downstream 234-4149 for Toyota Camry for Highlander | for Sienna Solara for Lexus LS460 RX350 RX400h for Scion tC O2 Oxygen Sensor
Item #:
149533190
NAD 388
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, August 25
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Solves fault light, reduces fuel consumption, and improves engine performance!
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Enhanced Compatibility
Designed for multiple Toyota and Lexus models, this sensor ensures optimal performance across a range of vehicles, solving compatibility issues often faced with aftermarket parts.
Precision Engineering
Manufactured with high-quality materials, the O2 sensor provides accurate readings, helping to maintain fuel efficiency and reduce emissions, offering long-term savings and environmental benefits.
Easy Installation
The user-friendly design allows for straightforward installation, saving time and reducing labor costs, making it an ideal choice for DIY enthusiasts and professional mechanics alike.
Product Details
| Country of Origin | This item will be imported from US |
| What is in the box | Oxygen Sensor Downstream 234-4149... For more details, please check description/product details |
Who Should Buy?
-
Lexus Owners
Ideal for Lexus LS460 owners needing reliable oxygen sensors for optimal engine performance and emissions compliance.
-
Repair Shops
Great option for automotive repair shops requiring quality replacement parts for common models within specified years.
-
DIY Mechanics
Perfect for DIY mechanics looking to replace faulty sensors on compatible Toyota and Lexus vehicles to restore efficiency.
-
Older Models
Not suitable for older vehicles outside the specified model years, leading to compatibility issues.
Product Description
Oxygen Sensor Downstream 234-4149 for Toyota Camry for Highlander | for Sienna Solara for Lexus LS460 RX350 RX400h for Scion tC O2 Oxygen Sensor
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the function of the Oxygen Sensor Downstream 234-4149?
Answer: The Oxygen Sensor Downstream 234-4149 plays a crucial role in monitoring the level of oxygen in the exhaust gases after they've passed through the catalytic converter. By providing real-time data to the Engine Control Unit (ECU), it helps optimize fuel efficiency and reduce emissions. This ensures your vehicle runs smoothly while adhering to environmental regulations. When the sensor is functioning correctly, you can enjoy better engine performance and fuel economy. -
Question:
Which vehicles are compatible with the Oxygen Sensor Downstream 234-4149?
Answer: The Oxygen Sensor Downstream 234-4149 is compatible with several popular Toyota and Lexus models, including the Toyota Camry, Highlander, Sienna, Solara, and the Lexus LS460, RX350, and RX400h, along with the Scion TC. This broad compatibility makes it a versatile choice for many drivers looking to ensure their vehicle's emissions control system operates effectively. Always consult your vehicle’s manual or a professional to confirm compatibility before making a purchase. -
Question:
What symptoms indicate that I need to replace my Oxygen Sensor?
Answer: Common symptoms indicating the need to replace your Oxygen Sensor include increased fuel consumption, sluggish acceleration, rough idling, and triggering the Check Engine light on your dashboard. If you notice any of these signs, it could be a clear indication that your oxygen sensor is malfunctioning. Timely replacement can prevent further damage to your vehicle's engine and emissions systems, ensuring optimal performance. -
Question:
How often should the Oxygen Sensor be replaced?
Answer: Typically, Oxygen Sensors like the Downstream 234-4149 should be inspected and potentially replaced every 60,000 to 100,000 miles. However, driving conditions, habits, and vehicle type can influence this frequency. Regular maintenance and diagnostics can provide guidance on when it’s necessary to replace the sensor, thereby helping to maintain your vehicle's performance and efficiency. -
Question:
What are the benefits of using the Downstream 234-4149 Oxygen Sensor?
Answer: Using the Downstream 234-4149 Oxygen Sensor offers numerous benefits, including improved fuel efficiency, reduced exhaust emissions, and enhanced engine performance. It ensures that your vehicle runs efficiently by allowing the ECU to adjust the air-fuel mixture optimally. This is particularly important for those looking to reduce their carbon footprint or maintain a high-performance vehicle. -
Question:
What tools do I need to install the Oxygen Sensor?
Answer: To install the Oxygen Sensor Downstream 234-4149, you will typically need a socket wrench, a ratchet, and potentially some anti-seize compound for the threads. Make sure to disconnect the battery before starting and locate the old sensor in the exhaust system for an easy swap. If you're unsure, consulting a technician can provide guidance for a smooth installation. -
Question:
Can I install the Oxygen Sensor myself?
Answer: Yes, many vehicle owners choose to install the Oxygen Sensor Downstream 234-4149 themselves, provided they have basic automotive tools and some mechanical know-how. The installation process involves locating the sensor, removing the old one, and carefully installing the new sensor. However, if you’re not comfortable with DIY projects, seeking professional help is always a smart choice to avoid damaging your vehicle. -
Question:
What happens if I continue to drive with a faulty Oxygen Sensor?
Answer: Continuing to drive with a faulty Oxygen Sensor can lead to worse fuel efficiency, increased emissions, and potential damage to other engine components. It can also cause your vehicle to fail emissions tests, resulting in added trouble and costs in the long run. Addressing sensor issues promptly helps maintain your vehicle's performance, saving you money and ensuring compliance with environmental standards. -
Question:
Where can I buy the Oxygen Sensor Downstream 234-4149?
Answer: You can purchase the Oxygen Sensor Downstream 234-4149 from Ubuy in Namibia. Ubuy offers a variety of automotive parts, including oxygen sensors, ensuring quality and reliability. By shopping through Ubuy, you can easily find compatible parts for your vehicle and enjoy a seamless shopping experience with extensive selection and support. -
Question:
Is the Oxygen Sensor Downstream 234-4149 made by an original equipment manufacturer (OEM)?
Answer: The Oxygen Sensor Downstream 234-4149 is designed to meet or exceed OEM specifications, ensuring it functions just like the original part installed in your vehicle. This approach guarantees compatibility, performance, and durability. Choosing an OEM-equivalent part helps provide peace of mind regarding the quality and long-term performance of your vehicle's exhaust system.
QIJIAUTO Oxygen Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Improves engine performance
- Easy to install
- Compatible with multiple models
- Reliable sensor readings
- Enhances fuel efficiency
Cons
- May require reprogramming after installation.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
NAD 388
Order now and get it around Tuesday, August 25
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Reduces fault light and enhances engine performance.
- Lowers fuel consumption for better efficiency.
- Features a unique protective layer to prevent sensor poisoning.
- Easy installation with a silver alloy joint.
- Exact OEM size ensures smooth acceleration and long-lasting durability.
- Compatible with various Lexus and Toyota models.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.