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  2. sku: 5091932105785502
  3. API WM37V9

API WM37V9 Upstream Air Fuel Level Sensor 2.0L

fits model: Crv, Rsx, Element. make: Honda, Acura. year: 2003–2010.

Wm37v9 Api Upstream Air Fuel Ratio Sensor For 03-10 Honda Acura Element Crv Rsx 2.0l

( Brand: Api ), ( Manufacturer Part Number: WM37V9 ), ( Part Type: Fuel Sensor ), ( Placement On Vehicle: Upstream ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Air / Fuel Ratio Sensor ), ( Years: 2005 2010 2003 2004 2006 2007 2008 2009 05 10 03 04 06 07 08 09 ), ( Makes: Honda Acura ), ( Models: Element Crv Rsx ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review API Upstream Air Fuel Ratio Sensor Honda Acura 2.0l fits ELEMENT CRV RSX 2003–2010

The API WM37v9 Upstream Air Fuel Ratio (AFR) Sensor is a crucial component in the fuel delivery system of select Honda and Acura models, including the Element, CR-V, and RSX with 2.0L 2ZF engine. This sensor plays a significant role in maintaining optimal air-fuel mixture for efficient combustion and reduced emissions.

The API WM37v9 sensor is an advanced zirconia oxygen sensor, which measures the amount of oxygen present in the exhaust gases. By calculating the ratio of oxygen to unburnt fuel in the exhaust stream, this sensor provides real-time data to the engine management system. This information is then used to adjust the fuel-air mixture, ensuring the engine operates at peak performance and meets emissions regulations.

The sensor housing is designed with a flat, narrow shape, making it a direct fit for the specified Honda and Acura models. The ceramic sensing element is located at the tip of the sensor, exposed to the exhaust stream for precise readings. The sensor's heating element is integrated within the ceramic element, ensuring efficient operation in cold engine temperatures.

The API WM37v9 sensor is designed for long-lasting durability, with a robust ceramic sensing element and a protective shield to prevent contamination from engine oil, coolant, or other harmful substances. The sensor is also resistant to thermal shock, allowing it to withstand the extreme temperature changes between the engine bay and the exhaust stream.

Installation of the API WM37v9 sensor is straightforward, with clear instructions included in the packaging. The sensor is typically located in the exhaust manifold or near the catalytic converter, depending on the specific vehicle application. Proper installation and connection to the wiring harness are essential to ensure accurate readings and proper engine performance.

In summary, the API WM37v9 Upstream Air Fuel Ratio Sensor is a vital component in the fuel delivery system of select Honda and Acura models. Its advanced zirconia oxygen sensing technology ensures precise air-fuel ratio measurements, leading to optimized engine performance and reduced emissions. The sensor's robust design and long-lasting durability make it a reliable choice for maintaining the health and efficiency of your vehicle's engine.

Buying an API WM37v9 upstream air fuel ratio sensor for a 2003-2010 Honda Acura Element, CR-V, RSX, or 2.0L model comes with both advantages and disadvantages. Here are some key points to consider:

Advantages:

1. Improved Fuel Efficiency: A faulty air fuel ratio sensor can cause your vehicle to run rich or lean, leading to poor fuel economy. Replacing it with a new sensor can help improve fuel efficiency and save you money on fuel costs.

2. Better Engine Performance: The upstream air fuel ratio sensor is responsible for measuring the amount of fuel being burned in your engine compared to the amount of air entering the engine. A faulty sensor can lead to poor engine performance, such as stalling, misfiring, or hesitation. Replacing it with a new sensor can help improve engine performance and reliability.

3. Check Engine Light: If your check engine light is on, it could be caused by a faulty air fuel ratio sensor. Replacing the sensor can help diagnose and fix the issue, preventing further damage to your vehicle.

Disadvantages:

1. Cost: Replacing the upstream air fuel ratio sensor can be an expensive repair, especially if you choose to have it done at a dealership or repair shop. The cost of the sensor itself can range from $50 to $150, but labor costs can add significantly to the total cost.

2. Installation Complexity: Installing the air fuel ratio sensor can be a complex process, especially for those without automotive experience. The sensor is located in the engine bay and requires special tools and knowledge to replace. If you choose to install the sensor yourself, be prepared for a time-consuming and potentially frustrating experience.

3. Potential for Additional Repairs: Replacing the air fuel ratio sensor may not be the only repair needed. A faulty sensor can be a symptom of a larger issue, such as a malfunctioning oxygen sensor or a damaged catalytic converter. Be prepared for the possibility of additional repairs.

Conclusion:

In summary, buying an API WM37v9 upstream air fuel ratio sensor for a 2003-2010 Honda Acura Element, CR-V, RSX, or 2.0L model can improve fuel efficiency, engine performance, and help diagnose and fix check engine light issues. However, the cost, installation complexity, and potential for additional repairs can make it a less desirable option for some. Ultimately, the decision to replace the sensor depends on the individual's budget, automotive experience, and priorities.

Recommendation:

If you are experiencing issues with your check engine light and suspect a faulty air fuel ratio sensor, it may be worth considering replacing it. However, before making a purchase, it's recommended to have the sensor diagnosed by a professional mechanic to ensure that it is indeed the cause of the issue. Additionally, if you feel comfortable with the installation process, consider purchasing the sensor from a reputable auto parts store or online retailer to save on labor costs.

Details:

Acura RSX 2005 - 2006 Type-S 2.0L 4 Cl K20Z1 FI Naturally Aspirated GAS. Acura RSX 2005 - 2006 Base 2.0L 4 Cl K20A3 FI Naturally Aspirated GAS Manual. Honda CRV 2005 - 2006 2.4L 4 Cl K24A1 FI Naturally Aspirated GAS.

part #: wm37v9 price

  • $139.51

specifications acrasensor:

  • for models: Crv, Rsx, Element
  • for makes: Honda, Acura
  • for years: 2003-2010
  • brand: Api
  • mpn: Wm37v9
  • part type: Fuel Sensor
  • placement on vehicle: Upstream
  • product warranty: 12 Month Warranty
  • part info: Air / Fuel Ratio Sensor
  • years: 2005 2010 2003 2004 2006 2007 2008 2009 05 10 03 04 06 07 08 09
  • makes: Honda Acura
  • models: Element Crv Rsx
  • important: Please Read All Notes Before Making This Purchase
  • cs-sku: 400

payments acrasensor:

  • wallet: Google-pay
  • other
  • credit card: Diners-club

offer acrasensor:

  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • started: June 28, 2025
  • availability: In Stock

returns acrasensor:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days

seller acrasensor:

  • city: Somerset, Massachusetts
  • # reviews: 50233
  • rating: 95.3%

general acrasensor:

  • condition: New
  • Car Truck Parts Accessories > Air Fuel Delivery > Air Intake Fuel Sensors

shipping acrasensor:

  • type: Fixed
  • transit: 4-10 Days
  • service: FedEx Ground or FedEx Home Delivery
  • cost: $0.00
  • class: Standard
  • carrier: FedEx
for models: crv, rsx, element, for makes: honda, acura, for years: 2003-2010, part type: fuel sensor, placement on vehicle: upstream, product warranty: 12 month warranty, part info: air / fuel ratio sensor, years: 2005 2010 2003 2004 2006 2007 2008 2009 05 10 03 04 06 07 08 09, makes: honda acura, models: element crv rsx, important: please read all notes before making this purchase, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 5091932105785502,
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1 offer $139.51 USD
  • New. Offer #1 priced at $139.51 + $0.00 shipping estimate = $139.51* total. Acura RSX 2005-2006 Type-S 2.0L 4 Cyl K20Z1 FI Naturally Aspirated GAS. Part Number: .FREE SHIPPING

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