ACURA 644-H1 Oxygen Sensor O2

( Manufacturer Part Number: 644-H1 ), ( Part Type: Sensor ), ( Fitment Type: Direct Replacement )

Review ACURA Oxygen O2 Sensor fits RDX 2007–2008

The 644-H1 Oxygen Sensor for the 2007 and 2008 Acura RDX is a crucial component of your vehicle's emissions control system. This oxygen sensor is specifically designed for Acura vehicles to ensure optimal engine performance and fuel efficiency.

This oxygen sensor is a heated, zirconia-based, wide-band device. It monitors the amount of unburned oxygen in your vehicle's exhaust system, providing real-time data to the engine control unit (ECU). The ECU uses this data to adjust the air-fuel ratio, ensuring that your engine is running at its most efficient and cleanest.

The 644-H1 Oxygen Sensor is a high-quality replacement part, manufactured to meet or exceed original equipment manufacturer (OEM) specifications. It features a robust design, with a ceramic substrate and a protective shield to withstand the harsh conditions of the exhaust system. The sensor also has a built-in heater to ensure accurate readings in cold weather.

Installing the 644-H1 Oxygen Sensor is a straightforward task for DIY enthusiasts. However, if you're not comfortable working on your vehicle, we recommend taking it to a professional mechanic. The process involves removing the old sensor, cleaning the sensor socket, and installing the new sensor, followed by a reset of the ECU.

In conclusion, the 644-H1 Oxygen Sensor is an essential part of your Acura RDX's emissions control system. By monitoring the oxygen content in your vehicle's exhaust, it helps maintain fuel efficiency and engine performance, and ensures that your vehicle meets emission standards. With its high-quality construction and easy installation, this oxygen sensor is a great choice for anyone looking to keep their Acura RDX running at its best.

1. Improved fuel efficiency: A faulty oxygen sensor can cause the engine to run rich or lean, which can lead to poor fuel efficiency. Replacing the oxygen sensor with a new one can help improve fuel economy.

2. Better engine performance: A malfunctioning oxygen sensor can also affect engine performance, causing the engine to run rough or misfire. Replacing the sensor can help improve engine performance and reduce the risk of engine damage.

3. Reduced emissions: The oxygen sensor plays a critical role in controlling emissions from the engine. Replacing a faulty sensor can help reduce emissions and improve the overall performance of the vehicle.

1. Cost: Replacing the oxygen sensor is not a cheap repair, especially if you choose to have a professional install it. The cost of the sensor itself can range from $30 to $100, while labor costs can add another $100 to $200.

2. Time: Replacing the oxygen sensor can also take some time, especially if you choose to do the repair yourself. It can take up to two hours to complete the repair, depending on your level of experience and the tools you have available.

3. Potential for other issues: Replacing the oxygen sensor can uncover other issues with the vehicle that require additional repairs. For example, if the sensor was causing the engine to run rich, it may reveal that the catalytic converter is also damaged and needs replacement.

Replacing the 644-H1 oxygen sensor in a 2007-2008 Acura RDX can improve fuel efficiency, engine performance, and reduce emissions. However, the cost and time involved in the repair can be high, and there is a potential for other issues to be uncovered during the repair process. If you are experiencing symptoms of a faulty oxygen sensor, such as poor fuel efficiency, reduced engine performance, or check engine light, it is recommended to have the sensor checked by a professional to ensure that it is the root cause of the problem.

If you are experiencing symptoms of a faulty oxygen sensor, it is recommended to have the sensor checked by a professional to ensure that it is the root cause of the problem. If the sensor is found to be faulty, you can choose to replace it yourself or have a professional do the repair. If you choose to do the repair yourself, make sure to follow the manufacturer's instructions carefully to avoid damaging other components of the vehicle. If you are not comfortable doing the repair yourself, it is recommended to have a professional do the repair to ensure that it is done correctly and to avoid any potential complications.

Details:

Some electronics and or modules might have to be reprogrammed initialized after installation, contact nearest dealer manufacturer.

This item is used and may show signs of imperfections such as light surface scratches, slight fading, dirt stains, scuffs, dents dings normal wear tear. Please match part number.

part #: 644h1 prices

• $21.84-$64.99

specifications acrasensor:

• for models: Rdx
• for makes: Acura
• for years: 2007-2008
• mpn: 644-h1
• part type: Sensor
• fitment type: Direct Replacement

Shipping acrasensor:

• handling: 1 days
• type: Calculated

Returns acrasensor:

• policy: returns accepted
• paid by: Buyer
• time: 30 Days

Offer acrasensor:

• best offer: true
• quantity: 1
• Sold: 0
• Started: December 29, 2019, 11:02 am
• bids: 0

General acrasensor:

• in stock: Yes
• Air Intake Fuel Delivery > Sensors
• condition: Used

Payments acrasensor:

• PayPal

Seller acrasensor:

• city: Kearny, New Jersey
• zipcode: 07032
• rating 12-30-19: 97.7%
• # feedbacks 12-30-19: 540

Ratings:

1. Quick shipping, thank you! October 1, 2019, 1:00 am
2. A pleasure to do business with. October 1, 2019, 1:00 am
3. Item as described, quick shipment October 1, 2019, 1:00 am
4. Fits but seller sold item with broken button the release on knob doesn work!! October 1, 2019, 1:00 am
5. Wonderful thanks! October 1, 2019, 1:00 am

Acura 644-H1 Is Similar To:

• 003102875zeg Cciyu For Acura Tsx Front Knock Sensor Direct Replacement (40.4% similar) 12 months manufacturers warranty for defective items excluding damaged and or misused after receipt. The images shown are not actual item and for your reference only...(May 10th, 2019)
• 003102879zeg Cciyu Piece Front Premium Knock Detonation Sensor Fits Acura Rl (20% similar) The images shown are not actual item and for your reference only. Accessories come with a 3-MONTH warranty. 12 months manufacturers warranty for defective items excluding damaged and or misused after receipt...(May 10th, 2019)
• 003102884zeg Cciyu Front Knock Detonation Sensor Assembly Fits Acura Csx Honda (23.2% similar) Accessories come with a 3-MONTH warranty. 12 months manufacturers warranty for defective items excluding damaged and or misused after receipt. The images shown are not actual item and for your reference only...(May 10th, 2019)
• 003102888zeg Cciyu Front Performance Knock Detonation Sensor Fits Acura Rsx (20.2% similar) Fast shipping:all our packages use USPS first class package service accessories come with a 3-MONTH warranty...(May 10th, 2019)
• 06250-pw7-a00 Acura Oem 92 93 (38.1% similar) All out of USA shipping require contact with us for a quote. Marketing, listing apps, application. Please see pictures for details. On Sep at 12:49:07 PDT,: every buyer gets a invitation for cash back. Free last minute buying via your cell phone. Communication by phone is preferred to insure ...(June 18th, 2017)
• 065500-2820 Denso Acura Integra Oem Secondary Oxygen Sensor Ratio (50.5% similar) Get business information that counts. Shipping carrier domestic USPS first-class...(April 17th, 2018)
• 065500-8220 0655008220 Acura 1991-1995 Legend O2 Oxygen (38.2% similar) This is an original part oem, not aftermarket. For sale is: acura legend o2 oxygen sensor part number, fits: 1991 all trims engines 1992 1993 1994 1995 this in good working condition. Please review all the pictures and read carefully. May be a little dusty from storage use and have few ...(February 24th, 2017)
• 079800-5410-079800-5410-0798005410 Denso Acura Rsx Wire Plug Connector Sensor Vacuum Actuator Harness (34.1% similar) You are looking at one good used wire plug connector harness end clip off the valve sensor, as shown in photos. MRW488 stock MW559 Hollander it is pulled out ready to ship. It is out of a 2002 acura Rdx base 2 door hatchback with. Thanks good luck. Exterior color code was: NH-623 NH-623M interior ...(May 15th, 2018)
• 37830rnaa01 Acura Honda 08-2014 Map Sensor Free Kwik Ship Apps (37.5% similar) Part 37830RNAA01. Please for costs to other areas. Acura Honda ' map sensor in excellent condition...(February 27th, 2016)
• 90-91 0943853 Acura Integra Oem Idle Air Control Valve Iacv Denso (32.3% similar) 90 91 acura integral oem idle air control valve ICC dens this is a idle air control valve removed from a 91 acura integral ls. Shipping carrier domestic USPS first class...(February 24th, 2016)
• 0i58308746vt1mu Kwiksen For Acura Csx Air Fuel Ratio Oxygen Sensor (48% similar) Brand new air fuel ratio sensor direct plug-in replacement wire: 4 length : 330MM 13 inch warranty: one year unlimited miles. Package includes: 2PC x air fuel ratio oxygen sensor upstream downstream must know before buying: the following information is for instructional and guidance reference only...(March 14th, 2018)