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  2. sku: 5368975251374771
  3. DENSO 25DBGJ94

DENSO 25DBGJ94 Upstream Air Fuel Level Sensor

fits model: Rsx. make: Acura. year: 2002–2004.

25dbgj94 Denso Upstream Air Fuel Ratio Sensor For Acura Rsx 2003 2002 2004

( Brand: Denso ), ( Manufacturer Part Number: 25DBGJ94 ), ( Type: Air Fuel Ratio Sensor ), ( Placement On Vehicle: Upstream ), ( Fits 1: 2002-2004 Acura Rsx ), ( Fit Note: Air / Fuel Ratio Sensor Oe Style Denso Is The O.e. Manufa. ), ( 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 RSX 2002–2004

The DENSO 25DBGJ94 Upstream Air Fuel Ratio Sensor is a crucial component of the fuel delivery system in select Acura RSX models from the years 2002, 2003, and 2004. This sensor plays a significant role in ensuring optimal engine performance and emissions control by continuously measuring the air-fuel mixture entering the engine's combustion chamber.

The DENSO 25DBGJ94 sensor is designed with a heated zirconia sensor element that ensures accurate air-fuel ratio measurement, even in cold starting conditions. It features a wide operating temperature range of -40 F to 212 F (-40 C to 100 C), making it suitable for various driving conditions.

The sensor's upstream location in the intake manifold allows it to measure the air-fuel mixture before it enters the engine, allowing the engine control unit (ECU) to make precise adjustments to the fuel delivery system for efficient combustion and reduced emissions.

This DENSO sensor is engineered to meet or exceed original equipment manufacturer (OEM) specifications for superior performance and durability. It features a robust, corrosion-resistant housing that protects the sensitive internal components from the harsh engine environment.

Installing the DENSO 25DBGJ94 Upstream Air Fuel Ratio Sensor is a straightforward process for experienced DIY mechanics or professional technicians. It is essential to follow the recommended installation procedures and use the appropriate tools to ensure proper sensor calibration and accurate readings.

In summary, the DENSO 25DBGJ94 Upstream Air Fuel Ratio Sensor is an essential component of the fuel delivery system in select Acura RSX models from 2002, 2003, and 2004. It ensures optimal engine performance and emissions control by accurately measuring the air-fuel mixture entering the engine and providing real-time information to the ECU for precise fuel delivery adjustments. This sensor features a heated zirconia sensor element, a wide operating temperature range, and a robust, corrosion-resistant housing for superior performance and durability.

Denso 25DBGJ94 Upstream Air Fuel Sensor for Acura RSX (2003, 2002, 2004): A Comprehensive Analysis

Introduction:

The Denso 25DBGJ94 is an upstream air fuel sensor designed for various Acura RSX models, including those from the years 2003, 2002, and 2004. This sensor plays a crucial role in maintaining the correct air-fuel mixture for optimal engine performance and emissions compliance. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this sensor for your Acura RSX.

Pros:

1. OEM (Original Equipment Manufacturer) part: The Denso 25DBGJ94 is an original equipment part manufactured by one of the leading automotive suppliers, ensuring a perfect fit and high-quality performance.

2. Improved engine performance: A faulty air fuel sensor can cause poor fuel economy, rough idling, stalling, and other drivability issues. Replacing this sensor with a new one, such as the Denso 25DBGJ94, can help restore the engine to its original performance levels.

3. Enhanced emissions compliance: Proper air-fuel mixture is essential for ensuring your vehicle meets emissions standards. Installing a new air fuel sensor, like the Denso 25DBGJ94, can help maintain the required emission levels and avoid potential fines or penalties.

4. Long-term durability: Denso is known for manufacturing robust and reliable parts. The 25DBGJ94 sensor is designed to last, reducing the frequency of replacements and saving you money in the long run.

Cons:

1. Cost: The Denso 25DBGJ94 is a premium part, and its cost might be higher compared to aftermarket alternatives. However, the advantages of using an OEM part often outweigh the additional cost.

Conclusion:

The Denso 25DBGJ94 upstream air fuel sensor is a high-quality, OEM replacement part that offers numerous advantages for Acura RSX owners. Its benefits include improved engine performance, enhanced emissions compliance, and long-term durability. While the cost might be higher compared to aftermarket alternatives, the advantages often justify the investment. If you are looking for a reliable and effective solution to replace your faulty air fuel sensor, the Denso 25DBGJ94 is an excellent choice.

Recommendation:

If you own an Acura RSX from the years 2003, 2002, or 2004 and are experiencing issues related to a faulty air fuel sensor, consider investing in the Denso 25DBGJ94 upstream air fuel sensor. This OEM part will restore your engine to its original performance levels, ensure emissions compliance, and provide long-term durability. While the cost might be higher compared to aftermarket alternatives, the advantages of using a high-quality OEM part often outweigh the additional cost.

Details:

Constructed from durable material. Highly accurate. Detailed Applications , 2002 - 2004 Acura RSXK20A3Automatic. Manufacturer / Direct Fit Air Fuel Ratio Sensor; OE Features: Manufactured to detect the amount of exhaust gas air fuel ratio.

Features zircon solid electrolyte. Easy installation. Upstream Air Fuel Ratio Sensor Denso 25DBGJ94 for Acura RSX 2003 2002 2004: Position: Brand: condition: New, Notes / - OE DENSO is.E.

part #: 25dbgj94 price

  • $300.10

specifications acrasensor:

  • for models: Rsx
  • for makes: Acura
  • for years: 2002-2004
  • brand: Denso
  • mpn: 25dbgj94
  • type: Air Fuel Ratio Sensor
  • placement on vehicle: Upstream
  • fits 1: 2002-2004 Acura Rsx
  • fit note: Air / Fuel Ratio Sensor Oe Style Denso Is The O.e. Manufa.
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

payments acrasensor:

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

general acrasensor:

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

seller acrasensor:

  • city: Fresno, California
  • rating: 90.9%
  • # reviews: 52745

shipping acrasensor:

  • type: Fixed
  • transit: 3-8 Days
  • cost: $0.00
  • service: Standard
  • class: Standard

offer acrasensor:

  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • started: October 8, 2025

returns acrasensor:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days
for models: rsx, for makes: acura, for years: 2002-2004, type: air fuel ratio sensor, placement on vehicle: upstream, fits 1: 2002-2004 acura rsx, fit note: air / fuel ratio sensor oe style denso is the o.e. manufa., 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: 5368975251374771,
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1 offer $300.10 USD
  • New. Offer #1 priced at $300.10 + $0.00 shipping estimate = $300.10* total. Manufactured to detect the amount of exhaust gas air fuel ratio. 2002-2004 Acura RSX K20A3 Automatic.FREE SHIPPING

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