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- O2 Sensor Downstream for Subaru Forester 2005...
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Item #:
158993320
O2 Sensor Downstream for Subaru Forester 2005-2010, Impreza 2002-2014, | Legacy 2004-2012, Outback 2001-2012, for Mazda CX-5 2017, CX-9 2016-2020,
Item #:
158993320
NAD 405
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*All items will import from US
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Imported from USA store
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Order now and get it around Tuesday, August 25
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Our O2 oxygen sensor solves fault lights, reduces fuel consumption, prevents jitter, and improves vehicle performance.
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What Stands Out
Compatibility
Designed for multiple Subaru models and Mazda CX-5, ensuring a perfect fit for many vehicle owners while simplifying your replacement process.
OEM Replacement
Replaces OEM part numbers 22690AA500 and 22690AA501, maintaining the performance and efficiency expected from original equipment, offering reliability for long-term use.
Upstream Sensor
As an upstream O2 sensor, it effectively monitors exhaust emissions, improving engine performance and fuel efficiency, ultimately addressing common vehicle performance issues.
Product Details
Who Should Buy?
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Subaru Owners
Ideal for Subaru owners needing to replace a faulty upstream O2 sensor in specified vehicle models.
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DIY Mechanics
Perfect for DIY mechanics tackling engine performance issues related to oxygen sensor malfunctions at home.
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Budget-Conscious Drivers
Offers a cost-effective solution for drivers seeking an affordable replacement sensor without sacrificing quality.
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Non-Compatible Vehicles
Not suitable for vehicles outside the specified Subaru and Mazda models listed in the compatibility.
Product Description
O2 Sensor Downstream for Subaru Forester 2005-2010, Impreza 2002-2014, | Legacy 2004-2012, Outback 2001-2012, for Mazda CX-5 2017, CX-9 2016-2020, for Saab 9-2X, for Scion FR-S, Replaces 22690AA500
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Customer Questions & Answers
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Question:
What is the function of the O2 Oxygen Sensor Bank 1 Sensor 1?
Answer: The O2 Oxygen Sensor Bank 1 Sensor 1 plays a crucial role in monitoring the oxygen levels in your vehicle's exhaust gases. This sensor provides real-time feedback to the engine control unit (ECU), allowing for optimal fuel mixture adjustments. By maintaining the proper air-fuel ratio, the sensor helps enhance fuel efficiency and reduces harmful emissions. Vehicles like the Subaru Forester 05-10 and Impreza 02-14 rely on this sensor for improved performance and compliance with emissions standards. -
Question:
How do I know if my O2 sensor needs replacement?
Answer: Signs that your O2 sensor may need replacement include poor fuel economy, a rough idle, or triggering the check engine light. If you're experiencing these symptoms, a diagnostic scan can reveal trouble codes associated with the O2 sensor. Keeping an eye on these symptoms is essential for maintaining your vehicle's optimal functioning and avoiding costly repairs down the line, especially for models like the Legacy 04-12 and Outback 01-12. -
Question:
Is the O2 Oxygen Sensor compatible with other Subaru models?
Answer: Yes, this O2 Oxygen Sensor Bank 1 Sensor 1 is compatible with several Subaru models, including the Forester 2005-2010, Impreza 2002-2014, Legacy 2004-2012, Outback 2001-2012, and Baja. Ensuring compatibility is crucial for achieving the best performance from your vehicle. When purchasing any replacement part, verifying the model and year can help guarantee a proper fit and functionality. -
Question:
What are the benefits of replacing a faulty O2 sensor?
Answer: Replacing a faulty O2 sensor can restore optimal engine performance, resulting in better fuel efficiency and lower greenhouse gas emissions. An effective sensor ensures that your engine receives the correct air-fuel mixture, helping to prevent potential engine damage caused by running too rich or too lean. By addressing O2 sensor issues, Subaru owners can enjoy a smoother driving experience and prolong engine health. -
Question:
Can I install the O2 Oxygen Sensor myself?
Answer: Yes, installing the O2 Oxygen Sensor can be a DIY task if you have basic mechanical skills and the right tools. The procedure typically involves locating the sensor in the exhaust system, disconnecting the electrical connector, and then unscrewing the sensor. However, consulting with your vehicle's repair manual is advised to ensure you follow the correct steps for your specific Subaru model. For those comfortable with self-repairs, this can be an economical choice. -
Question:
What is an upstream O2 sensor versus a downstream O2 sensor?
Answer: An upstream O2 sensor, like the one in this product, is located before the catalytic converter and monitors incoming exhaust gases to gauge fuel mixture. In contrast, a downstream sensor is positioned after the catalytic converter, monitoring its performance. Understanding the difference is key when maintaining your vehicle's emissions system, as each sensor serves a distinct purpose in optimizing engine efficiency and emissions control in Subaru models. -
Question:
How does a malfunctioning O2 sensor affect my emissions test?
Answer: A malfunctioning O2 sensor can lead to an incorrect air-fuel mixture, causing your vehicle to emit higher levels of pollutants. This may result in failing an emissions test, which can have serious implications for vehicle registration in various regions. To ensure compliance, it's crucial for Subaru owners, including those with models like the Outback and Forester, to routinely check and replace their O2 sensors as needed. -
Question:
Where can I buy O2 Oxygen Sensor Bank 1 Sensor 1?
Answer: You can purchase the O2 Oxygen Sensor Bank 1 Sensor 1 on Ubuy, which offers a wide selection of automotive parts suitable for various Subaru models. Ubuy is a reputable online platform that provides detailed product descriptions and customer reviews, ensuring you make informed purchasing decisions. Whether you own a Forester, Impreza, or Outback, Ubuy's user-friendly interface makes it easy to find the right sensor that fits your needs. -
Question:
What should I check before replacing the O2 sensor?
Answer: Before replacing the O2 sensor, it’s important to inspect wiring and connectors for any signs of damage, corrosion, or disconnection, as these issues can cause sensor malfunctions. Additionally, ensure the exhaust system doesn’t have any leaks, as leaks can impact sensor readings. This preventative check can save time and money by addressing potential issues proactively, thus benefiting the performance of your Subaru models like the Legacy or Baja. -
Question:
What tools do I need to replace the O2 sensor?
Answer: To replace the O2 sensor, you typically need a few common tools: a socket wrench, an O2 sensor socket, and possibly some penetrating oil to loosen rusty bolts. Additionally, safety gloves and goggles are advised for safety. With these tools, Subaru owners can efficiently complete the replacement of their O2 sensor, maintaining their vehicle's performance and emissions standards.
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Pros
- Improves engine performance
- Easy installation
- High compatibility with multiple models
- Long-lasting durability
- Accurate readings
Cons
- A slightly higher sensitivity to temperature.
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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NAD 405
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.)
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Features & Benefits
- Solves fault lights in your vehicle.
- Reduces fuel consumption for better efficiency.
- Prevents jitter for smoother driving.
- Enhances overall vehicle performance.
- Compatible with various Subaru and Mazda models.
- Easy installation with a unique protective layer.
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