1. Acura Sensors For Sale
  2. sku: 5293009560153772
  3. TOPOWER TO99187AS775P

TOPOWER TO99187AS775P Upstream Downstream Oxygen Sensor O2 3.5L

fits model: Mdx. make: Acura. year: 2001–2002.

To99187as775p Topower 2pcs Upstream And Downstream 02 O2 Oxygen Sensor For 2001-2002 Acura Mdx 3.5l

( Brand: Topower ), ( Manufacturer Part Number: TO99187AS775P ), ( Type: Sensor ), ( Manufacturer Warranty: 1 Year ), ( Custom Bundle: Yes ), ( Modified Item: No ), ( Fitment Type: Direct Replacement ), ( Thread Size: M18 ), ( Terminal Type: Blade ), ( Universal Or Specific Fit: Specific ), ( Attachment Method: Screw-on ), ( Output Signal Range: 0.2v To 0.8v ), ( Mounting Type: Threaded ), ( Position: Upstream, Downstream, Sensor 1, Sensor 2 ), ( Features: Direct Fit )

Review TOPOWER 2pcs Upstream And Downstream O2 Oxygen Sensor Acura 3.5l fits MDX 2001–2002

Introducing the top-of-the-line TO44187AS775P Upstream O2 Sensor for 2001-2002 Acura MDX 3.5L vehicles. This sensor is a crucial component of your vehicle's exhaust system, responsible for monitoring the air-fuel mixture in the engine's combustion process.

The TO44187AS775P O2 sensor is a zirconia oxygen sensor, which offers several advantages over other types. Its ceramic sensing element can detect the presence of oxygen in exhaust gases with high precision. This sensor measures the amount of unburnt oxygen in the exhaust stream and sends this data to the vehicle's engine control module. Based on this information, the engine control module adjusts the air-fuel mixture to ensure optimal combustion efficiency and reduce emissions.

This O2 sensor is specifically designed for use in the upstream position of the exhaust system. This means it is located closer to the engine, where it can detect the air-fuel mixture before it enters the catalytic converter. By monitoring the air-fuel ratio in this location, the TO44187AS775P sensor helps ensure that the catalytic converter functions efficiently and effectively.

This sensor is a direct replacement for the original equipment sensor. It features a compact, hexagonally shaped design that fits securely into the existing sensor socket. The sensor comes with a heat shield to protect it from excessive heat and ensure accurate readings. Additionally, it is coated with a protective layer to prevent corrosion and ensure longevity.

Installing the TO44187AS775P Upstream O2 sensor is a straightforward process. Simply remove the old sensor from the socket, clean the area around the sensor, and install the new sensor, securing it with the provided gasket and hardware.

In conclusion, the TO44187AS775P Upstream O2 Sensor for 2001-2002 Acura MDX 3.5L is a high-performance replacement part that ensures optimal engine performance and reduces emissions. Its precise oxygen sensing capabilities and durable design make it an excellent choice for vehicle owners looking to maintain the health and efficiency of their exhaust system.

Pros and Cons of Buying a TOWER PowerFloor O2 Sensor (Part Number: TO99187AS775P) for 2001-2002 Acura MDX 3.5L

1. Overview:

The TOWER PowerFloor O2 Sensor (TO99187AS775P) is a replacement part for the oxygen sensor in the exhaust system of a 2001-2002 Acura MDX with a 3.5L engine. This component is responsible for monitoring the fuel-air mixture in the exhaust stream and adjusting the engine's fuel injection accordingly.

2. Pros:

- Improved engine performance: A faulty oxygen sensor can lead to reduced engine efficiency and power. Replacing it with a new one can help restore optimal engine performance.

- Enhanced fuel economy: A more efficient engine consumes less fuel, which translates to better fuel economy.

- Reduced emissions: A well-functioning oxygen sensor helps the vehicle comply with emissions regulations by ensuring proper engine operation.

- Potential cost savings: Buying an aftermarket sensor like the TOWER PowerFloor O2 Sensor could save you money compared to purchasing an original equipment manufacturer (OEM) sensor from a dealership.

3. Cons:

- Installation complexity: Installing an oxygen sensor involves accessing the exhaust system, which might require specialized tools and mechanic skills.

- Risk of damage: Handling the exhaust system components can be dangerous due to exposure to high temperatures and potentially corrosive substances.

- Uncertainty of quality: Aftermarket parts, including sensors, may not meet the same quality standards as OEM parts. However, reputable manufacturers like TOWER provide warranties and guarantees for their products.

4. Conclusion:

While there are pros and cons to consider when buying a TOWER PowerFloor O2 Sensor (TO99187AS775P) for your 2001-2002 Acura MDX 3.5L, the benefits generally outweigh the drawbacks. Improved engine performance, enhanced fuel economy, and reduced emissions make this an essential upgrade for maintaining the health and longevity of your vehicle. To ensure the best possible experience, choose a reputable aftermarket parts supplier, like TOWER, and consider seeking professional installation if you lack the necessary skills or experience.

5. Recommendation:

If you're in the market for a new oxygen sensor for your 2001-2002 Acura MDX 3.5L, the TOWER PowerFloor O2 Sensor (TO99187AS775P) is a great option to consider. Its affordability, combined with the potential performance and efficiency improvements, makes it a worthwhile investment for your vehicle. Just remember that installation might require some expertise and caution.

Details:

If the sensor is good, further diagnosis required. If the car has diagnostic trouble codes, they will need to be cleared. Gently install the new oxygen sensor by hand while keeping wiring and connector free from bends. If Check Engine Light is on or an OBDII Trouble/Fault code occurs after installation, check the sensor with a voltmeter as below.

Check engine light on A reduction in fuel economy. How to install the oxygen sensor. Note: some replacement sensors have a universal electrical connector that must be configured to the wiring of old sensor. Oxygen Sensors Location.

ONLY a defective sensor after tested by voltmeter is applied to manufacturer warranty. There're many different codes for specific functional failures, which are NOT necessarily relevant to the sensor. Step 3 - Then, locate and disconnect the wiring connector, this step should be done before removing sensor if is still attached. Step 5 - Use a small wire brush to help clean the threaded port ensure proper seal of new sensor.

Step 1 - Some sensors are equipped with a heat shield that must be removed before the sensor removal, this is performed by removing any mounting bolts. The following information is for instructional and guidance reference only. Your catalytic converter fails unexpectedly Exhaust emissions reach undesirable levels. Must Know Before Buying.

Step 2 - By using a regular socket it minimizes potential damage to the sensor body and threads, this technique helps avoid stripping old upon removal. New List Item.

specifications acrasensor:

  • for models: Mdx
  • for makes: Acura
  • for years: 2001-2002
  • brand: Topower
  • mpn: To99187as775p
  • type: Sensor
  • manufacturer warranty: 1 Year
  • custom bundle: Yes
  • modified item: No
  • fitment type: Direct Replacement
  • thread size: M18
  • terminal type: Blade
  • universal or specific fit: Specific
  • attachment method: Screw-on
  • output signal range: 0.2v To 0.8v
  • mounting type: Threaded
  • position: Upstream, Downstream, Sensor 1, Sensor 2
  • features: Direct Fit

seller acrasensor:

  • rating: 99.8%
  • # reviews: 44786
  • city: Ontario, California

shipping acrasensor:

  • class: Economy
  • carrier: FedEx
  • type: Fixed
  • service: FedEx Ground Economy
  • transit: 5-10 Days
  • cost: $0.00

payments acrasensor:

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

returns acrasensor:

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

general acrasensor:

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

offer acrasensor:

  • availability: In Stock
  • started: August 29, 2025
  • quantity: 10
  • options: Ship-to-home
  • sold: 0
for models: mdx, for makes: acura, for years: 2001-2002, type: sensor, manufacturer warranty: 1 year, custom bundle: yes, modified item: no, fitment type: direct replacement, thread size: m18, terminal type: blade, universal or specific fit: specific, attachment method: screw-on, output signal range: 0.2v to 0.8v, mounting type: threaded, position: upstream, downstream, sensor 1, sensor 2, features: direct fit,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 5293009560153772,
Topower TO99187AS775P Is Similar To:

Copyright © acrasensor.com