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  3. DENSO 31QWVQM97

DENSO 31QWVQM97 Upstream Air Fuel Level Sensor

fits model: Tsx. make: Acura. year: 2004–2008.

31qwvqm97 Denso Upstream Air Fuel Ratio Sensor For Acura Tsx 2007 2006 2004 2008 2005

( Brand: Denso ), ( Manufacturer Part Number: 31QWVQM97 ), ( Type: Air Fuel Ratio Sensor ), ( Placement On Vehicle: Upstream ), ( Fits 1: 2004-2008 Acura Tsx ), ( Fit Note: First Time Fit ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review DENSO Upstream Air Fuel Ratio Sensor Acura fits TSX 2004–2008

The Denso 31QWVQM97 Upstream Air Fuel Ratio Sensor is an essential component of the fuel delivery system in various models of Acura Tsx, including those from the years 2004, 2005, 2006, 2007, and 2008. This sensor plays a crucial role in maintaining the optimal air-fuel mixture for efficient combustion in the engine.

This advanced sensor utilizes a heated zirconia element to monitor the oxygen content in the exhaust gases. By measuring the amount of oxygen in the exhaust, the sensor can determine the air-fuel ratio and provide real-time feedback to the engine management system. This allows for continuous adjustments to the fuel delivery system, ensuring that the engine operates at peak efficiency while also reducing emissions.

The Denso 31QWVQM97 sensor is designed with high precision and durability in mind. It features a robust construction with a protective ceramic coating on the sensor element, which helps to prevent corrosion and extend the sensor's lifespan. Additionally, the sensor is designed to operate within a wide temperature range, ensuring reliable performance in various driving conditions.

Installation of the Denso 31QWVQM97 sensor is straightforward and can typically be accomplished by following the steps outlined in your vehicle's service manual. If you are not confident in performing the installation yourself, it is recommended that you seek the assistance of a professional technician to ensure proper installation and function of the sensor.

In summary, the Denso 31QWVQM97 Upstream Air Fuel Ratio Sensor is a precision-engineered component that plays a critical role in the fuel delivery system of various Acura Tsx models. Its advanced design, durable construction, and precision measurements make it an essential upgrade for maintaining optimal engine performance and efficiency.

Denso 31QWVQM97 Upstream Air Fuel Sensor for Acura Tsx (2004-2008): A Comprehensive Analysis

Introduction:

The Denso 31QWVQM97 is an upstream oxygen (O2) sensor designed for various Acura Tsx models from 2004 to 2008. This sensor plays a crucial role in the vehicle's engine management system by monitoring the air-fuel mixture and ensuring optimal combustion. In this analysis, we will discuss the advantages and disadvantages of purchasing this Denso sensor for your Acura Tsx.

Advantages:

1. OEM Replacement: The Denso 31QWVQM97 is an original equipment manufacturer (OEM) part, meaning it is designed, manufactured, and tested to meet the exact specifications of your Acura Tsx. This guarantees a proper fit and optimal performance.

2. Improved Fuel Economy: By monitoring the air-fuel mixture, the oxygen sensor ensures the engine runs efficiently, leading to potential improvements in fuel economy. This can save you money on gas over time.

3. Enhanced Emissions Compliance: The Denso sensor helps your vehicle adhere to emissions standards by ensuring the engine is running at its most efficient level. This can lead to a cleaner exhaust system and reduced environmental impact.

4. Reliability: Denso is a well-known and reputable brand in the automotive industry. The 31QWVQM97 sensor is built to last and is less prone to failure compared to aftermarket alternatives.

5. Reduced Check Engine Light: If your check engine light is on due to a faulty oxygen sensor, installing the new Denso sensor can help eliminate the warning light, providing peace of mind and a smooth driving experience.

Disadvantages:

1. Cost: Original equipment manufacturer parts, like the Denso 31QWVQM97, can be more expensive than aftermarket alternatives. However, the potential benefits, such as improved performance and reliability, may offset the initial cost.

2. Availability: Depending on your location, it may be more challenging to find a local auto parts store that carries the specific Denso sensor you require. Online retailers offer a broader selection, but shipping times may vary.

Conclusion:

The Denso 31QWVQM97 upstream oxygen sensor is a high-quality, OEM replacement part designed specifically for Acura Tsx models from 2004 to 2008. By investing in this sensor, you can enjoy numerous benefits, including improved fuel economy, enhanced emissions compliance, reliability, and reduced check engine lights. Despite the potential higher cost and limited availability compared to aftermarket alternatives, the advantages often outweigh the disadvantages.

Recommendation:

If you are an Acura Tsx owner looking for a dependable, long-lasting oxygen sensor, the Denso 31QWVQM97 is an excellent choice. Although it may cost more than aftermarket alternatives, the peace of mind and performance benefits often make it a worthwhile investment. To secure the best possible price and availability, consider purchasing from reputable online retailers or contacting your local Acura dealership.

Details:

Upstream Air Fuel Ratio Sensor 31QWVQM97 for Acura TSX 2007 2006 2004 2008 2005: Position: Brand: Denso condition: New, Notes First Time Fit, OEM Detailed Applications Vehicle, 2004 - 2008. 12 Month Warranty.

part #: 31qwvqm97 price

  • $350.11

specifications acrasensor:

  • for models: Tsx
  • for makes: Acura
  • for years: 2004-2008
  • brand: Denso
  • mpn: 31qwvqm97
  • type: Air Fuel Ratio Sensor
  • placement on vehicle: Upstream
  • fits 1: 2004-2008 Acura Tsx
  • fit note: First Time Fit
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

general acrasensor:

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

returns acrasensor:

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

seller acrasensor:

  • rating: 97.1%
  • city: Orlando, Florida
  • # reviews: 57837

shipping acrasensor:

  • type: Fixed
  • transit: 4-7 Days
  • class: Standard
  • cost: $0.00
  • service: Standard

offer acrasensor:

  • quantity: 1
  • availability: In Stock
  • started: May 7, 2026
  • sold: 0
  • options: Ship-to-home

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for models: tsx, for makes: acura, for years: 2004-2008, type: air fuel ratio sensor, placement on vehicle: upstream, fits 1: 2004-2008 acura tsx, fit note: first time fit, manufacturer warranty: 12 month warranty, attention: please read all notes to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 6348431626952602,
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  • New. Offer #1 priced at $350.11 + $0.00 shipping estimate = $350.11* total. 12 Month Warranty 2004-2008 Acura TSX.FREE SHIPPING

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