- Home Page /
- Automotive /
- Automotive Replacement Parts /
- Sensors /
- Oxygen /
- 234-4137 Downstream Oxygen O2 Sensor Lambda S...
0 ratings
Item #:
42752506
234-4137 Downstream Oxygen O2 Sensor Lambda Sensor for 97-01 Lexus ES300 3.0L-V6 98-00 Lexus LS400 4.0L-V8, Toyota 97-01 Camry 99-03 Solara 3.0L 2.2L
84% of respondents would recommend this to a friend
Item #:
42752506
GHS 463
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 Friday, September 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
Get your vehicle running smoothly with the 234-4137 Downstream Oxygen Sensor, a perfect fit for popular Lexus and Toyota models.
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 Performance
Improves engine efficiency by monitoring oxygen levels, ensuring optimal fuel mixture for better performance and reduced emissions.
Vehicle Compatibility
Designed for a wide range of Lexus and Toyota models, ensuring easy installation and reliable functionality across multiple vehicles.
High-Quality Build
Manufactured with premium materials for durability and longevity, it offers excellent value and reliability in demanding driving conditions.
Product Details
| Mounting Type | Flange Mount |
| Output Type | electrical signal |
| Specific Uses For Product | Oxygen O2 Sensor |
| Upper Temperature Rating | 850 Degrees Celsius |
| Style Name | Modern |
| Item Weight | 0.15 Kilograms |
| Brand Name | Automotive-leader |
| Model | 234-4137 |
| UPC | 735632543433 |
| Manufacturer | Automotive-leader |
| Part Number | 234-4137 |
| Brand | Automotive-leader |
| Style | Modern |
Who Should Buy?
-
Older Vehicle Owners
Ideal for owners of older Lexus and Toyota models needing a reliable O2 sensor replacement for performance improvement.
-
DIY Mechanics
Perfect for home mechanics who prefer to perform their own repairs, offering affordability and ease of installation.
-
Fuel Efficiency Seekers
Beneficial for those looking to improve fuel efficiency, as new sensors can enhance vehicle emissions and performance.
-
Modern Vehicle Users
Not suitable for modern vehicles with advanced engine systems requiring specialized sensors not compatible with this product.
Product Description
234-4137 Downstream Oxygen O2 Sensor Lambda Sensor for 97-01 Lexus ES300 3.0L-V6 98-00 Lexus LS400 4.0L-V8, Toyota 97-01 Camry 99-03 Solara 3.0L 2.2L 2344137 234 4137
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What types of vehicles are compatible with the Automotive-leader 234-4137 O2 sensor?
Answer: The Automotive-leader 234-4137 O2 sensor is designed for use with several models, including the 1997-2001 Lexus ES300 3.0L V6, the 1998-2000 Lexus LS400 4.0L V8, as well as the 1997-2001 Toyota Camry and the 1999-2003 Toyota Solara with engine sizes 3.0L and 2.2L. This ensures a wide compatibility, making it a reliable choice for owners of these specific models, helping to maintain optimal engine performance and emissions control. -
Question:
What are the signs that I need to replace my O2 sensor?
Answer: Common signs indicating the need for O2 sensor replacement include poor fuel economy, increased emissions, illuminated check engine light, and rough engine performance or hesitation during acceleration. Detecting any of these symptoms means your vehicle's oxygen sensor may be malfunctioning, impacting both your driving experience and environmental compliance. Regular diagnostics can help in spotting these issues early. -
Question:
How does the O2 sensor affect vehicle performance?
Answer: The O2 sensor plays a crucial role in measuring the amount of oxygen in the exhaust gases, which helps the engine control unit optimize the air-fuel mixture for efficient combustion. A functioning O2 sensor is essential for maintaining performance, fuel efficiency, and reducing harmful emissions. Deficiencies in this component may lead to poor vehicle performance, resulting in a rough idling experience and reduced power output. -
Question:
Is it necessary to replace both upstream and downstream O2 sensors?
Answer: While it's not mandatory to replace both upstream and downstream O2 sensors simultaneously, it is often recommended if your vehicle is showing signs of O2 sensor failure. The upstream sensor monitors air-fuel mixture before it enters the catalytic converter, while the downstream sensor checks the quality of emissions after. Replacing both ensures a comprehensive approach to maintaining the vehicle’s emissions system and performance. -
Question:
How do I install the Automotive-leader 234-4137 O2 sensor?
Answer: Installation of the Automotive-leader 234-4137 O2 sensor typically involves locating the existing sensor, removing it (often requiring a wrench), and then installing the new sensor in its place. It’s important to ensure the connection is secure to prevent any leaks or disconnection. For those unfamiliar with car repairs, consulting a professional mechanic is advisable to ensure proper installation and functionality. -
Question:
Can a faulty O2 sensor trigger the check engine light?
Answer: Yes, a faulty O2 sensor is one of the common triggers for the check engine light (CEL). Modern vehicles use the O2 sensor to continuously monitor the air-fuel mixture, and any abnormalities detected will result in the CEL activation. Addressing the malfunction promptly is essential, as ignoring it could lead to more severe engine issues and higher emissions. -
Question:
What is the purpose of a downstream oxygen sensor in vehicles?
Answer: The downstream oxygen sensor, such as the Automotive-leader 234-4137, measures the oxygen levels in exhaust gases after they pass through the catalytic converter. This information is crucial as it helps the vehicle’s engine control unit determine the efficiency of the catalytic converter and adjust engine parameters accordingly to control emissions. Ensuring it functions properly is vital for vehicle health and compliance with environmental regulations. -
Question:
How can I tell if an O2 sensor is beyond cleaning?
Answer: If an O2 sensor shows signs of physical damage, such as corrosion or a significant buildup of contaminants that cleaning cannot resolve, it is likely beyond repair. Additionally, if the sensor fails diagnostic tests—indicating a persistent abnormal reading—it’s advisable to replace it. Regular inspections can help identify when cleaning may be ineffective and signal the need for a replacement. -
Question:
Where can I buy Automotive-leader 234-4137 Downstream Oxygen O2 Sensor in Ghana?
Answer: You can purchase the Automotive-leader 234-4137 Downstream Oxygen O2 Sensor at Ubuy. Ubuy offers a user-friendly shopping experience and a wide selection of automotive parts, ensuring that customers can find the specific components they need for their vehicles conveniently. By visiting Ubuy, you can explore product availability along with specifications for your vehicle. -
Question:
What should I expect after replacing an O2 sensor?
Answer: After replacing an O2 sensor, you should expect noticeable improvements in your vehicle’s performance and fuel efficiency. The engine may run smoother, with reduced hesitation upon acceleration. Additionally, if the check engine light was on due to the faulty O2 sensor, it should turn off following replacement. Monitoring fuel economy and engine response post-installation can help assess the sensor's effectiveness.
Automotive-leader Oxygen Editorial Review
The Automotive-leader 234-4137 Downstream Oxygen O2 Sensor Lambda Sensor is a product that seems to work well, provided you receive the correct wire length for your car model. Some customers have reported that the wire length received was shorter than what was advertised, making connection impossible. However, those who received the correct product have reported that it has worked fine and is priced reasonably. The down stream sensor works perfectly for Cali equipment emissions, and it can be tricky to find the right sensors for these cars. The product has arrived in a timely manner and worked well with no issues.
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
- Works well for Cali equipment emissions
- Priced reasonably
- Arrives in a timely manner and works well
Cons
- Wire length may not be accurate as advertised
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 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.
GHS 463
Order now and get it around Friday, September 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
- Direct fit for Lexus ES300 and LS400, and Toyota Camry and Solara.
- Heated sensor type ensures optimal performance.
- 4-wire configuration for reliable connectivity.
- Wire harness length of 28.74 inches for easy installation.
- Interchangeable with multiple part numbers for versatility.
- Enhances fuel efficiency and reduces emissions.
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.