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  3. DENSO 15ZBQJT21

DENSO 15ZBQJT21 Upstream Air Fuel Level Sensor

fits model: Ilx. make: Acura. year: 2013–2015.

15zbqjt21 Denso Upstream Air Fuel Ratio Sensor For Acura Ilx 2013 2014 2015

( Brand: Denso ), ( Manufacturer Part Number: 15ZBQJT21 ), ( Type: Air Fuel Ratio Sensor ), ( Placement On Vehicle: Upstream ), ( Fits 1: 2013-2015 Acura Ilx ), ( 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 ILX 2013–2015

The DENSO 15ZBQJT21 Upstream Air Fuel Ratio Sensor is an essential component of the air fuel ratio feedback system in Acura ILX models from 2013 to 2015. This sensor plays a crucial role in maintaining optimal fuel-air mixture within the engine combustion chamber for improved engine performance and fuel efficiency.

This sensor is specifically designed for upstream application and is located near the intake manifold. It continuously monitors the air-fuel ratio and sends real-time data to the engine control module (ECM), which then adjusts the fuel injection and ignition timing accordingly to maintain the ideal air-fuel ratio. This ensures the most efficient and cleanest combustion possible, ensuring the vehicle runs smoothly and meets emissions regulations.

The DENSO 15ZBQJT21 sensor features a heated ceramic sensor element, which allows for more precise and stable readings in colder temperatures. The sensor also includes a built-in heater that ensures the sensor is at the correct operating temperature, even in cold starting conditions.

The sensor housing is made of high-quality materials that provide excellent durability and resistance to corrosion, ensuring long-lasting performance. The electrical connections are securely sealed to prevent moisture intrusion and protect against electrical interference.

Installing the DENSO 15ZBQJT21 sensor is a straightforward process for experienced DIY mechanics or automotive professionals. However, it is recommended to consult the vehicle's service manual for specific installation instructions and safety precautions.

In summary, the DENSO 15ZBQJT21 Upstream Air Fuel Ratio Sensor is a vital component of the air fuel ratio feedback system in Acura ILX models from 2013 to 2015. It ensures optimal fuel-air mixture for improved engine performance, fuel efficiency, and emissions compliance. Its heated ceramic sensor element provides stable readings in cold temperatures, and its durable housing ensures long-lasting performance.

Denso 15ZBQJT21 Upstream Air Fuel Level Sensor for Acura ILX (2013-2015): Pros, Cons, and Recommendation

The Denso 15ZBQJT21 Upstream Air Fuel Level Sensor is a crucial component of the fuel delivery system in Acura ILX vehicles (2013-2015). This sensor monitors the air-fuel mixture entering the engine, ensuring optimal fuel economy and reduced emissions. In this analysis, we will discuss the advantages and disadvantages of purchasing this specific sensor.

Pros:

1. OEM (Original Equipment Manufacturer) Part: The Denso 15ZBQJT21 is a genuine OEM part, meaning it is manufactured by the same company that originally supplied the part for the vehicle. This guarantees a perfect fit and reliable performance.

2. Improved Fuel Efficiency: By ensuring the correct air-fuel ratio enters the engine, this sensor contributes to improved fuel efficiency. This not only saves money on gas but also reduces harmful emissions.

3. Enhanced Engine Performance: A faulty air fuel level sensor can lead to poor engine performance, such as stalling, misfiring, or rough idling. Replacing the sensor with a new one, like the Denso 15ZBQJT21, restores the engine's optimal performance.

4. Long-Lasting: Denso is known for manufacturing high-quality and durable parts. The Denso 15ZBQJT21 Upstream Air Fuel Level Sensor is no exception, offering a long service life.

Cons:

1. Cost: Replacing a sensor like the Denso 15ZBQJT21 can be an expensive repair. However, considering the importance of this sensor and the potential issues caused by a faulty one, the investment is justified.

2. Installation Complexity: Installing the sensor requires some technical expertise. If you are not confident in your abilities, it is recommended to have a professional mechanic perform the installation.

3. Potential for Additional Repairs: A faulty air fuel level sensor might indicate other underlying issues within the vehicle's fuel system. These issues could require additional repairs, adding to the overall cost.

Conclusion:

The Denso 15ZBQJT21 Upstream Air Fuel Level Sensor is an essential investment for Acura ILX (2013-2015) owners. While the cost may be a concern, the benefits of improved fuel efficiency, engine performance, and long-term reliability make it a worthwhile investment. However, it is crucial to remember that the installation process can be complex and might require professional assistance.

Recommendation:

If you decide to purchase the Denso 15ZBQJT21 Upstream Air Fuel Level Sensor, ensure you buy it from a trusted and reputable auto parts supplier to guarantee authenticity and quality. Additionally, consider having a professional mechanic install the sensor to ensure a perfect fit and optimal performance.

Details:

Sensor Type: Wide-Band. Detailed Applications Vehicle Engine, 2013 - 2015 Acura ILX2.4L 4 Cl. Dual-layer protection shields the ceramic element, ensuring proper conditions for fast and reliable response times. Manufacturer / Direct Fit Air Fuel Ratio Sensor; OE Features: Laser welded stainless housing resist corrosion and PTFE filter blocks contaminants under harsh engine conditions.

Upstream Air Fuel Ratio Sensor Denso 15ZBQJT21 for Acura ILX 2013 2014 2015: Position: Brand: condition: New, Notes / - OE DENSO is.E.

specifications acrasensor:

  • for models: Ilx
  • for makes: Acura
  • for years: 2013-2015
  • brand: Denso
  • mpn: 15zbqjt21
  • type: Air Fuel Ratio Sensor
  • placement on vehicle: Upstream
  • fits 1: 2013-2015 Acura Ilx
  • 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:

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

shipping acrasensor:

  • type: Fixed
  • class: Standard
  • service: Standard
  • transit: 3-7 Days
  • cost: $0.00

offer acrasensor:

  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • started: May 6, 2026

returns acrasensor:

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

general acrasensor:

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

seller acrasensor:

  • rating: 97.1%
  • # reviews: 57805
  • city: Phoenix, Arizona
for models: ilx, for makes: acura, for years: 2013-2015, type: air fuel ratio sensor, placement on vehicle: upstream, fits 1: 2013-2015 acura ilx, 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: 6333056711111871,
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