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ACURA 91XSNS Knock Sensor

fits model: Mdx. make: Acura. year: 2001–2006.

91xsns Genuine Knock Sensor Fits Acura Mdx 2001-2006

( Manufacturer Part Number: 91XSNS ), ( Part Type: Sensor ), ( Compatible Make/model: Acura Mdx ), ( Compatible Years: 2005 2002 2001 2003 2004 2006 05 02 01 03 04 06 ), ( Fitment Info: Ignition Knock ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review ACURA Genuine Knock Sensor fits MDX 2001–2006

Introducing the 91xsns Knock Sensor, an essential component for maintaining the optimal performance and longevity of your Acura MDX from the model years 2001 to 2006. This knock sensor, manufactured by a trusted automotive parts supplier, is designed to provide precise and reliable engine protection.

The 91xsns Knock Sensor is a vital part of your vehicle's engine management system. Its primary function is to monitor engine vibrations and detect any abnormalities, such as engine knocking or pinging. When it detects these irregularities, it sends a signal to the engine control module to adjust the fuel-air mixture or ignition timing to prevent damage and keep your engine running smoothly.

This knock sensor is meticulously engineered to meet or exceed OEM specifications. It is made from high-quality materials that ensure robustness and durability, allowing it to withstand the rigors of daily driving. Its advanced design enables it to accurately detect even the slightest engine disturbances, providing your MDX with unmatched protection against potential engine damage.

When it comes to installation, the 91xsns Knock Sensor is designed to be a direct replacement for the original part. This means that you can install it yourself with ease, saving you time and money on labor costs. The sensor comes with clear and concise installation instructions, ensuring a hassle-free experience.

Investing in a reliable and high-performing knock sensor like the 91xsns is an essential step in maintaining the overall health and longevity of your Acura MDX. By ensuring that your engine is running smoothly and efficiently, you can enjoy a more enjoyable driving experience and peace of mind knowing that your vehicle is protected against potential engine damage.

In summary, the 91xsns Knock Sensor is an essential upgrade for your Acura MDX from the model years 2001 to 2006. Its precision engineering, durable construction, and direct replacement design make it an invaluable addition to your vehicle's engine management system. By providing your MDX with unmatched engine protection, you can ensure a more enjoyable driving experience and extended engine life.

Buying a new knock sensor for your Acura MDX 2001-2006 model with a 3.5L V6 engine (91XS part number) comes with both advantages and disadvantages. Here's a breakdown of each:

Advantages:

1. Improved engine performance: A faulty knock sensor can cause engine misfires, resulting in poor performance and decreased fuel efficiency. A new sensor can help correct these issues and restore optimal engine performance.

2. Enhanced safety: A malfunctioning knock sensor can also lead to engine damage, potentially causing more severe problems and even safety hazards. Installing a new sensor can help prevent these issues.

3. Potential cost savings: In the long run, replacing a faulty knock sensor with a new one may save you money by avoiding costlier engine repairs or replacements.

Disadvantages:

1. Cost: Replacing a knock sensor can be an expense, with parts and labor costs varying depending on your location and the mechanic's rates.

2. Installation complexity: Installing the new sensor yourself may require some mechanical knowledge and tools, potentially leading to additional time and effort.

3. Availability: Finding the correct sensor for your specific Acura MDX model and engine configuration may take some time, as you need to ensure you order the right part number.

Ending Conclusion:

The decision to buy and install a new knock sensor for your Acura MDX 2001-2006 model depends on various factors, including the severity of your engine performance issues, your mechanical expertise, and your budget. If you're experiencing noticeable engine performance problems or safety concerns, it may be worth the investment to replace the knock sensor. However, if your vehicle is running relatively well and you're comfortable with the potential costs and installation process, you may choose to hold off on the replacement. Ultimately, it's essential to weigh the advantages and disadvantages and make an informed decision based on your specific situation.

Recommendation:

If you're experiencing persistent engine performance issues or safety concerns, consider consulting a professional mechanic to diagnose and address the problem. They can provide an accurate assessment of the situation and recommend the best course of action, whether it's a knock sensor replacement or another repair. If you're comfortable with the installation process and want to save on labor costs, you can purchase the knock sensor from a reputable auto parts supplier and install it yourself. Just be sure to double-check the part number and compatibility with your vehicle before making the purchase.

Details:

Genuine Knock Sensor fits Acura MDX 2001 - 2006 91XSNS: Brand: condition: New Detailed Applications Years: Vehicle: 2001 - 2006 Acura. 12 Month Warranty.

part #: 91xsns price

  • $106.81

specifications acrasensor:

  • for models: Mdx
  • for makes: Acura
  • for years: 2001-2006
  • mpn: 91xsns
  • part type: Sensor
  • compatible make/model: Acura Mdx
  • compatible years: 2005 2002 2001 2003 2004 2006 05 02 01 03 04 06
  • fitment info: Ignition Knock
  • manufacturer warranty: 12 Month Warranty
  • attention: Read Full Description To Confirm Fitment
  • cs-sku: 400

payments acrasensor:

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

general acrasensor:

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

returns acrasensor:

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

shipping acrasensor:

  • cost: $0.00
  • class: Economy
  • type: Fixed
  • transit: 4-8 Days
  • service: Economy

seller acrasensor:

  • # reviews: 23736
  • city: Miami, Florida
  • rating: 99.1%

offer acrasensor:

  • availability: In Stock
  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • started: April 3, 2026
for models: mdx, for makes: acura, for years: 2001-2006, part type: sensor, compatible make/model: acura mdx, compatible years: 2005 2002 2001 2003 2004 2006 05 02 01 03 04 06, fitment info: ignition knock, manufacturer warranty: 12 month warranty, attention: read full description to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 5980772513491731,
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