DENSO JQ71V6 Upstream Air Fuel Level Sensor

( Brand: Denso ), ( Manufacturer Part Number: JQ71V6 ), ( Part Type: Fuel Sensor ), ( Placement On Vehicle: Upstream ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Air / Fuel Ratio Sensor Oe Style Denso Is The O.e. Manufa. ), ( Years: 2004 2008 2007 2006 2005 04 08 07 06 05 ), ( Mfr Label: Air / Fuel Ratio Sensor Oe Style ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

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

The DENSO JQ71V6 Upstream Air Fuel Ratio Sensor is an essential component of the fuel delivery system in select Acura TSX models from the years 2004 to 2008. This sensor plays a critical role in maintaining optimal engine performance and emissions compliance by accurately measuring the amount of air entering the engine and the corresponding amount of fuel being delivered.

The JQ71V6 sensor is a heated oxygen ( ) type sensor, which means it operates by measuring the amount of oxygen in the exhaust gases to determine the air-fuel ratio within the engine. The sensor is designed with a zirconia element, which is heated to a specific temperature to ensure precise and stable readings.

The sensor housing is made of high-quality materials, designed for durability and resistance to the harsh conditions of the engine bay. It features a compact design, which allows for easy installation and replacement. The sensor comes with a wiring harness that connects directly to the engine control unit (ECU), ensuring a secure and reliable connection.

This DENSO Upstream Air Fuel Ratio Sensor is OEM certified, which means it meets or exceeds the original equipment specifications. It is also manufactured to strict quality standards, ensuring consistent performance and reliability. The sensor is backed by DENSO's industry-leading warranty, providing peace of mind to customers.

Installing the JQ71V6 sensor is a straightforward process, and it is recommended to be done by a professional technician to ensure proper installation and calibration. The sensor should be replaced if it fails to provide accurate readings or if it shows signs of physical damage, such as cracks or leaks. Proper maintenance and regular replacement of sensors like the JQ71V6 can help extend the life of the engine and improve overall performance.

Denso JQ71V6 Upstream Air Fuel Sensor for 04-08 Acura TSX: A Detailed Analysis

The Denso JQ71V6 Upstream Air Fuel Sensor is a crucial component of the fuel delivery system in 04-08 Acura TSX vehicles. This sensor measures the amount of air and fuel being introduced into the engine, ensuring optimal combustion and efficient operation. In this analysis, we will discuss the key advantages and disadvantages of purchasing this sensor.

1. OEM Quality: The Denso JQ71V6 sensor is an original equipment manufacturer (OEM) part, meaning it is designed and manufactured by the same company that originally equipped the vehicle. This guarantees a perfect fit and reliable performance.

2. Enhanced Engine Performance: By ensuring accurate air-fuel ratio measurement, the Denso sensor contributes to improved engine performance, increased fuel efficiency, and reduced emissions.

3. Durability: Denso is a renowned brand in the automotive industry, known for its high-quality parts. The JQ71V6 sensor is no exception, boasting a robust construction that can withstand the rigors of daily driving.

4. Cost-Effective: While an aftermarket sensor may save you money initially, its performance may not meet OEM standards, potentially leading to long-term issues and higher repair costs.

1. Price: Original equipment manufacturer parts, like the Denso JQ71V6 sensor, tend to be more expensive than aftermarket alternatives. However, the reliability and performance benefits often outweigh the additional cost.

2. Availability: Depending on your location and the specific availability of the sensor, it may take some time to source and receive the part. This could result in extended downtime for your vehicle.

The Denso JQ71V6 Upstream Air Fuel Sensor for 04-08 Acura TSX offers several advantages, such as OEM quality, enhanced engine performance, durability, and cost-effectiveness in the long run. While the initial investment may be higher than an aftermarket sensor, the reliability and performance benefits often make it a worthwhile investment for Acura TSX owners seeking optimal engine operation and long-term savings.

If you are an Acura TSX owner and you're experiencing issues with your air fuel sensor or simply wish to ensure your vehicle's ongoing performance, we recommend considering the Denso JQ71V6 Upstream Air Fuel Sensor as a trustworthy and reliable solution. Investing in an OEM part like this not only guarantees a perfect fit but also ensures optimal engine performance and long-term savings.

Details:

Air / Fuel Ratio Sensor - OE DENSO is.E. Acura TSX 2004 - 2008. Manufacturer / Direct Fit Air Fuel Ratio Sensor; OE. Sensor Type:Wide-Band.

part #: jq71v6 price

• $275.37

specifications acrasensor:

• for models: Tsx
• for makes: Acura
• for years: 2004-2008
• brand: Denso
• mpn: Jq71v6
• part type: Fuel Sensor
• placement on vehicle: Upstream
• product warranty: 12 Month Warranty
• part info: Air / Fuel Ratio Sensor Oe Style Denso Is The O.e. Manufa.
• years: 2004 2008 2007 2006 2005 04 08 07 06 05
• mfr label: Air / Fuel Ratio Sensor Oe Style
• important: Please Read All Notes Before Making This Purchase
• cs-sku: 400

offer acrasensor:

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

returns acrasensor:

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

payments acrasensor:

• wallet: Google-pay
• other
• credit card: Mastercard

general acrasensor:

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

shipping acrasensor:

• carrier: FedEx
• transit: 4-10 Days
• type: Fixed
• service: FedEx Ground or FedEx Home Delivery
• cost: $0.00
• class: Standard

seller acrasensor:

• city: Mattapoisett, Massachusetts
• # reviews: 50231
• rating: 95.3%

Denso JQ71V6 Is Similar To:

• 065500-2820 Denso Acura Integra Oem Secondary Oxygen Sensor Ratio (32.8% similar) Get business information that counts. Shipping carrier domestic USPS first-class...(April 17th, 2018)
• 079800-5410-079800-5410-0798005410 Denso Acura Rsx Wire Plug Connector Sensor Vacuum Actuator Harness (32.9% similar) You are looking at one good used wire plug connector harness end clip off the valve sensor, as shown in photos. MRW488 stock MW559 Hollander it is pulled out ready to ship. It is out of a 2002 acura Tsx base 2 door hatchback with. Thanks good luck. Exterior color code was: NH-623 NH-623M interior ...(May 15th, 2018)
• 90-91 0943853 Acura Integra Oem Idle Air Control Valve Iacv Denso (20.3% similar) 90 91 acura integral oem idle air control valve ICC Denso this is a idle air control valve removed from a 91 acura integral ls. Shipping carrier domestic USPS first class...(February 24th, 2016)
• 136200-1530 1997 Acura Tl 2.5l Vacuum Valve Vsv Denso Oem (21.7% similar) 1997 Acura Tl 5l vacuum valve vs Denso sensor used. All electrical items are not covered by warranty. Sale is final...(July 23rd, 2016)
• 136200-2050 1999 Acura Integra Gsr Blk2 Oem Purge Control Solenoid Denso (17.8% similar) If you would like to hear the car running go to the video section of my Facebook page on the video 1999 GSR black car 2 test video. This listing is for a purge control solenoid that came from a 1999 integral GSR two door. For example they may need cleaning, seals, bearings, oil, or other ...(June 26th, 2016)
• 136800-1013 01-03 Acura Cl Oem Idle Air Control Valve Iacv Denso Part (21.2% similar) 01 03 acura cl oem idle air control valve ICC Denso part inventory bin C13...(May 25th, 2016)
• 192000-5010 Denso 02-03 Tl Acura (31.6% similar) Part: 192000-5010 prices...(June 15th, 2017)
• 234-1017 Denso New Sensor For Acura Integra Legend Honda Accord Prelude (37.3% similar) Upstream RIGHT1989HONDAPRELUDE2. This part may also be known as: o2 sensor, air fuel ratio 02 fits the following: year make model DETAILS1986ACURAINTEGRA1. 7l - upstream RIGHT1989ACURALEGEND2. Upstream RIGHT1991HONDAPRELUDE2. 7l - upstream RIGHT1986HONDAACCORD2. 6l - UPSTREAM1991ACURAINTEGRA1. Built...(June 22nd, 2018)
• 234-4543 Denso O2 Oxygen Sensor Downstream (34.3% similar) All expedited orders must be received before 12 pm pst noon pacific standard time to leave same day. Shipping price for this item is to the continental 48 states only. You can call FedEx too at FedEx why so long. Return shipping is absolutely free. FedEx tells you where it is. Box, APOS, fops, or ...(February 10th, 2017)
• 234-4979 Denso New Sensor For Acura Ilx Honda Civic (45.6% similar) Built for trouble-free ownership and 100 visually inspected quality tested, this o2 sensor is backed by our satisfaction guarantee. This sensor is manufactured and tested to the strictest oe standards for unparalleled performance. 8l - gas DOWNSTREAM2016HONDAHR-V1. This part may also be known as: o2...(June 21st, 2018)
• 234-5018 Denso O2 Oxygen Sensor Upstream (29.1% similar) Why so long. Shipping price for this item is to the continental 48 states only. Sometimes packages have to go by another delivery service. Usually this is due to the delivery location or size, weight, and dimensions of package. Return shipping is absolutely free. Box, APOS, fops, or military mail ...(February 10th, 2017)