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  3. API MQ481CJ

API MQ481CJ Knock Sensor

fits model: Nsx. make: Acura. year: 1991–2005.

Mq481cj Api Knock Sensor For 1991-2005 Acura Nsx 1992 1993 1994 1995 1996 1997 1998

( Brand: Api ), ( Manufacturer Part Number: MQ481CJ ), ( Part Type: Sensor ), ( Manufacturer Warranty: 12 Month Warranty ), ( Info: Service Tech ), ( Years: 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 ), ( Fitment: Acura Nsx Knock Sensor ), ( Cs-sku: 400 )

Review API Knock Sensor Acura fits NSX 1991–2005

Introducing the API MQ481CJ Knock Sensor, a high-performance replacement part specifically designed for the 1991-2005 Acura NSX models (1992-1998). This knock sensor is an essential component of your engine's ignition system, responsible for monitoring the engine for any abnormal knocking or pinging noises caused by detonation.

The API MQ481CJ Knock Sensor is engineered using advanced technology and meticulously crafted to meet or exceed original equipment manufacturer (OEM) specifications. It features a compact design, making it an excellent fit for your Acura NSX engine compartment.

This knock sensor is characterized by its robust construction, ensuring reliable operation under various driving conditions. It also boasts an advanced signal processing capability, which helps it accurately detect even the slightest irregularities in engine combustion. The sensor's high sensitivity ensures that it can identify any potential issues before they become major problems, helping to prolong your engine's life and maintain optimal performance.

When it comes to installation, the API MQ481CJ Knock Sensor is designed with user-friendly features in mind. It includes a plug-and-play connector, allowing for a straightforward and hassle-free installation process. No additional modifications or tuning are required.

In summary, the API MQ481CJ Knock Sensor is an exceptional upgrade for your 1991-2005 Acura NSX. It offers superior performance, durability, and ease of installation, ensuring that your engine remains in top shape. By choosing this knock sensor, you're not only investing in your vehicle's longevity but also enhancing its overall driving experience.

Buying an API MQ481CJ knock sensor for your 1991-2005 Acura NSX (model years 1992-1998) can be a consideration for those experiencing engine knocking or fault codes related to the knock sensor. Here are some potential pros and cons of this purchase:

Pros:

1. Improved Engine Performance: A faulty or failing knock sensor can result in engine misfires, reduced performance, and even damage to the engine. Replacing the sensor with a new one like the API MQ481CJ can help restore optimal engine performance.

2. Diagnostic Capability: Installing a new knock sensor can help diagnose and resolve other engine issues. For instance, if the engine knocks only at certain RPMs or under heavy load, it could indicate issues with the fuel system, ignition system, or camshaft position sensor.

3. Peace of Mind: Knowing that your engine's critical components are functioning correctly can provide peace of mind and help prevent potential costly repairs down the line.

4. OEM Compatibility: The API MQ481CJ is an original equipment manufacturer (OEM) knock sensor, meaning it is designed specifically for your Acura NSX and should fit and function seamlessly.

Cons:

1. Cost: Replacing a single sensor can be an expensive repair, especially when considering labor costs. However, the long-term benefits of improved engine performance and reduced risk of costlier repairs can outweigh the initial investment.

2. Installation Complexity: Installing the knock sensor may require specialized tools and knowledge, especially if the engine is in a hard-to-reach location. It is recommended to have a professional mechanic perform the installation to ensure proper fitment and function.

3. Potential for False Positives: New knock sensors can sometimes generate false positives, resulting in unnecessary engine codes and potential frustration. However, this is relatively rare and can often be resolved by recalibrating the engine control module (ECM) or resetting the engine codes.

In conclusion, replacing a faulty or failing knock sensor with an OEM API MQ481CJ sensor for your 1991-2005 Acura NSX can improve engine performance, help diagnose other issues, and provide peace of mind. While the cost and installation complexity may be considerations, the long-term benefits can outweigh the initial investment. Ultimately, it is recommended to have the sensor replaced by a professional mechanic to ensure proper installation and function.

Details:

12 Month Warranty. Connector Gender: Female. Vehicle Fitment Information, Vehicle, 1991 2005 Acura NSX.

part #: mq481cj prices

  • $53.11-$61.62

specifications acrasensor:

  • for models: Nsx
  • for makes: Acura
  • for years: 1991-2005
  • brand: Api
  • mpn: Mq481cj
  • part type: Sensor
  • manufacturer warranty: 12 Month Warranty
  • info: Service Tech
  • years: 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003
  • fitment: Acura Nsx Knock Sensor
  • cs-sku: 400

general acrasensor:

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

offer acrasensor:

  • quantity: 1
  • sold: 0
  • started: May 25, 2025
  • options: Ship-to-home
  • availability: In Stock

returns acrasensor:

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

payments acrasensor:

  • credit card: Discover
  • wallet: Google-pay
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seller acrasensor:

  • city: Atlanta, Georgia
  • rating: 95.1%
  • # reviews: 90709

shipping acrasensor:

  • type: Fixed
  • service: FedEx Ground or FedEx Home Delivery
  • carrier: FedEx
  • class: Standard
  • cost: $0.00
  • transit: 5-9 Days
for models: nsx, for makes: acura, for years: 1991-2005, part type: sensor, manufacturer warranty: 12 month warranty, info: service tech, years: 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003, fitment: acura nsx knock sensor, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 4808157514121771,
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