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  3. ORRIGEY R817PA635S21

ORRIGEY R817PA635S21 Post Air Fuel Level Sensor Oxygen O2 L4 2.0L

fits model: Csx. make: Acura. year: 2006–2011.

R817pa635s21 Orrigey 2pcs Pre Post Air Fuel Ratio O2 02 Oxygen Sensor For 06-11 Acura Csx L4 2.0l

( Brand: Orrigey ), ( Manufacturer Part Number: R817PA635S21 ), ( Manufacturer Warranty: 1 Year ), ( Type: Sensor ), ( 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 ), ( Pin Quantity: 4, 4 ), ( Position: Upstream, Downstream, Sensor 1, Sensor 2 ), ( Features: Direct Fit )

Review ORRIGEY 2pcs Pre Post Air Fuel Ratio O2 02 Oxygen Sensor Acura L4 2.0l fits CSX 2006–2011

Introducing the ORRIGEY R817PA635S21 Post Air Fuel Ratio (AFR) Sensor for the 0.6 to 1.1 liter 2.0L engine in select Acura CSX models from the years 2006 to 2011. This essential component of your vehicle's emissions system is designed to monitor the air-fuel mixture in your engine's exhaust gases and ensure optimal combustion efficiency.

The ORRIGEY R817PA635S21 sensor features a high-performance zirconia ceramic element that offers superior durability and temperature stability. This ensures accurate and consistent readings, even under heavy load or extreme operating conditions. The sensor's compact design also allows for easy installation, making it a popular choice among automotive repair professionals and DIY enthusiasts alike.

This replacement AFR sensor is engineered to meet or exceed the original equipment specifications of your Acura CSX, ensuring a reliable and seamless integration into your vehicle's emissions system. The sensor's electrical connections are gold-plated to prevent corrosion and provide a secure and stable connection, while its protective boot helps shield the element from the elements and potential damage.

The ORRIGEY R817PA635S21 Post Air Fuel Ratio Sensor is backed by a one-year warranty against defects in materials and workmanship, giving you peace of mind and added protection against any potential issues. By choosing ORRIGEY for your automotive sensor needs, you can trust that you're getting a high-quality, dependable product that will keep your Acura CSX running smoothly and efficiently.

In summary, the ORRIGEY R817PA635S21 Post Air Fuel Ratio Sensor is a precision-engineered component designed to monitor and maintain the optimal air-fuel mixture in the exhaust gases of your Acura CSX's engine. With its durable zirconia ceramic element, compact design, and gold-plated electrical connections, this sensor is built to last and provides accurate readings for optimal combustion efficiency. Trust ORRIGEY for your automotive sensor needs and enjoy the peace of mind that comes with a reliable and high-quality product.

The O2 (oxygen) sensor, part number Rigidy R817PA635S21, is a crucial component in the emissions system of a 2006-2011 Acura CSX L4 2.0L engine. It measures the amount of unburnt oxygen in the exhaust gases to help maintain the correct air-fuel mixture for optimal engine performance and emission compliance. Here are some pros and cons of purchasing this sensor.

Pros:

1. Improved Fuel Efficiency: A faulty oxygen sensor can cause the engine to burn more fuel than necessary, leading to decreased fuel economy. Replacing the faulty sensor can help restore the engine's fuel efficiency.

2. Enhanced Engine Performance: A faulty oxygen sensor can also result in a decrease in engine performance. Replacing the sensor can help restore the engine's power and responsiveness.

3. Reduced Emissions: An oxygen sensor helps ensure the engine is running efficiently, which in turn reduces harmful emissions. A faulty sensor can cause increased emissions that do not meet regulatory requirements.

4. Check Engine Light: A faulty oxygen sensor can trigger the check engine light, which can be an annoyance and potentially lead to unnecessary repairs if not diagnosed correctly. Replacing the sensor can help turn off the check engine light.

Cons:

1. Cost: The cost of purchasing and installing a new oxygen sensor can be a significant expense, especially if labor costs are involved.

2. Installation Complexity: Installing the oxygen sensor can be a complex process, especially for those without automotive repair experience. It may require specialized tools and knowledge.

3. Potential for False Positives: In some cases, a faulty oxygen sensor may not always cause a noticeable decrease in engine performance or an illuminated check engine light. In such cases, it may be difficult to diagnose the issue solely based on these symptoms.

Conclusion:

In conclusion, replacing a faulty oxygen sensor, Rigidy R817PA635S21, in a 2006-2011 Acura CSX L4 2.0L engine can lead to improved fuel efficiency, enhanced engine performance, reduced emissions, and the elimination of the check engine light. However, the cost and installation complexity may be significant drawbacks for some. Ultimately, if the engine is experiencing symptoms such as decreased fuel economy, reduced engine performance, or an illuminated check engine light, replacing the oxygen sensor is a recommended course of action. It is also important to ensure that the new sensor is of high quality to ensure reliable performance.

Details:

If the car has diagnostic trouble codes, they will need to be cleared. The following information is for instructional and guidance reference only. ONLY a defective sensor after tested by voltmeter is applied to manufacturer warranty. 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. 2006 2011 Acura CSX 2.0L, Honda Civic 2.0L. 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. Must Know Before Buying.

Check engine light on A reduction in fuel economy. Gently install the new oxygen sensor by hand while keeping wiring and connector free from bends. If the sensor is good, further diagnosis required. New List Item.

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. There're many different codes for specific functional failures, which are NOT necessarily relevant to the sensor. Oxygen Sensors Location. Your catalytic converter fails unexpectedly Exhaust emissions reach undesirable levels.

If Check Engine Light is on or an OBDII Trouble/Fault code occurs after installation, check the sensor with a voltmeter as below.

part #: r817pa635s21 price

  • $29.79

specifications acrasensor:

  • for models: Csx
  • for makes: Acura
  • for years: 2006-2011
  • brand: Orrigey
  • mpn: R817pa635s21
  • manufacturer warranty: 1 Year
  • type: Sensor
  • 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
  • pin quantity: 4, 4
  • position: Upstream, Downstream, Sensor 1, Sensor 2
  • features: Direct Fit

seller acrasensor:

  • city: Ontario, California
  • rating: 99.3%
  • # reviews: 3516

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general acrasensor:

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

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  • transit: 4-9 Days
  • type: Fixed
  • cost: $0.00
  • class: Standard
  • service: Standard

offer acrasensor:

  • availability: In Stock
  • sold: 0
  • started: June 17, 2025
  • options: Ship-to-home

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  • time: 30 Days
for models: csx, for makes: acura, for years: 2006-2011, manufacturer warranty: 1 year, type: sensor, 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, pin quantity: 4, 4, 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: 5002539749718622,
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  • New. Offer #1 priced at $29.79 + $0.00 shipping estimate = $29.79* total. How to install the oxygen sensor? . Your catalytic converter fails unexpectedly Exhaust emissions reach undesirable levels.FREE SHIPPING

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