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  3. AUTO ENGINEPARTS AE129NG438P

AUTO ENGINEPARTS AE129NG438P Upstream Oxygen Sensor Zdx O2

fits model: Mdx, Rdx, Rl, Accord, Odyssey, Pilot. make: Honda, Acura.

Ae129ng438p Auto Engineparts Upstream O2 Oxygen Sensor For Honda Accord Odyssey Pilot Acura Mdx Rdx Zdx Rl

( Brand: Auto Engineparts ), ( Manufacturer Part Number: AE129NG438P ), ( Part Type: Sensor ), ( Manufacturer Warranty: 1 Year ), ( Sensor Type: Oxygen Sensor ), ( Fitment Type: Direct Replacement )

Review AUTO ENGINEPARTS Upstream O2 Oxygen Sensor Honda Acura Zdx fits ACCORD ODYSSEY PILOT MDX RDX RL

Introducing the AE129NG438P Upstream O2 Sensor, an essential auto part that plays a significant role in maintaining optimal engine performance for various vehicles, including the Honda Accord, Odyssey, Pilot, Acura MDX, RDX, ZDX, and RL.

This upstream oxygen sensor, also known as the front oxygen sensor, is located between the engine and the catalytic converter in the exhaust system. Its primary function is to measure the amount of unburnt oxygen present in the exhaust gases and transmit this data to the engine control unit (ECU), allowing it to adjust the fuel-air mixture for more efficient combustion and reduced emissions.

The AE129NG438P is a high-performance sensor that offers improved accuracy and reliability compared to standard sensors. It comes with a heated element, which ensures optimal sensor performance in cold weather conditions, enabling the vehicle to warm up faster and reducing emissions.

This O2 sensor features a robust and durable design, with a ceramic sensor element protected by a stainless steel housing. Its advanced construction ensures excellent temperature stability, ensuring consistent performance over time, even under heavy driving conditions.

The AE129NG438P is a direct replacement for the original equipment sensor and comes with all necessary hardware for a straightforward installation process. It is engineered to meet or exceed OEM specifications, ensuring a perfect fit and reliable operation for your vehicle.

By upgrading to the AE129NG438P Upstream O2 Sensor, you can enjoy improved fuel efficiency, reduced emissions, and a smoother engine performance. This sensor is an essential investment for vehicle owners looking to maintain the longevity and performance of their vehicles.

In conclusion, the AE129NG438P Upstream O2 Sensor is a high-quality, durable, and reliable auto part designed for vehicles like the Honda Accord, Odyssey, Pilot, Acura MDX, RDX, ZDX, and RL. Its advanced design and functionality ensure optimal engine performance, improved fuel efficiency, and reduced emissions. By choosing this sensor, you are making a smart investment in the longevity and performance of your vehicle.

Upgrading Your Honda, Acura, or Odyssey Vehicle with an AE129NG438P Upstream O2 Sensor: A Comprehensive Analysis

The AE129NG438P Upstream O2 Oxygen Sensor is a crucial component in maintaining the optimal fuel-air mixture in your Honda Accord, Odyssey, Pilot, Acura MDX, RDX, Zdx, or RL. This sensor measures the amount of unburnt oxygen in your vehicle's exhaust system and sends this data to the engine control unit (ECU). Based on this information, the ECU adjusts the fuel-air mixture for more efficient combustion.

Pros of Installing an AE129NG438P Upstream O2 Sensor:

1. Improved Fuel Efficiency: A faulty oxygen sensor can cause your vehicle to consume more fuel than necessary, leading to increased fuel costs. Replacing the sensor with a new one, like the AE129NG438P, can help restore optimal fuel efficiency.

2. Better Engine Performance: A malfunctioning oxygen sensor can lead to poor engine performance, including rough idling, engine misfires, and hesitation. Installing a new sensor can help improve engine performance and ensure smoother operation.

3. Reduced Emissions: A faulty oxygen sensor can cause your vehicle to emit higher levels of harmful pollutants. Replacing the sensor with a new one can help you comply with emissions regulations and reduce your carbon footprint.

4. Longer Engine Life: Proper fuel-air mixture ensures that your engine operates under ideal conditions, reducing the wear and tear on engine components and extending the overall life of your engine.

Cons of Installing an AE129NG438P Upstream O2 Sensor:

1. Cost: Although the replacement cost of an upstream oxygen sensor is generally affordable, ranging from $50 to $200, depending on the make and model, some drivers might find the expense unnecessary if their vehicle is running well without any noticeable symptoms.

2. Installation Complexity: Installing the sensor requires some mechanical knowledge and access to the engine bay. For those who lack the experience or tools, it might be more cost-effective to have a professional mechanic perform the installation.

Conclusion:

The AE129NG438P Upstream O2 Oxygen Sensor is an essential component in maintaining the optimal fuel-air mixture and overall engine performance of your Honda, Acura, or Odyssey vehicle. While the cost and complexity of installation might discourage some drivers, the benefits of improved fuel efficiency, better engine performance, reduced emissions, and longer engine life make the investment worthwhile. If you suspect that your vehicle's oxygen sensor is faulty or if you want to proactively maintain your engine, consider installing a new AE129NG438P Upstream O2 Sensor.

Recommendation:

If you are considering purchasing and installing an AE129NG438P Upstream O2 Oxygen Sensor for your Honda, Acura, or Odyssey vehicle, we recommend consulting your vehicle's service manual for installation instructions or seeking the assistance of a professional mechanic to ensure proper installation and optimal performance. Additionally, consider purchasing the sensor from a trusted automotive parts supplier to ensure quality and compatibility with your specific make and model.

Details:

If the sensor is good, further diagnosis required. Step 3 - Then, locate and disconnect the wiring connector, this step should be done before removing sensor if is still attached. How to install the oxygen sensor. ONLY a defective sensor after tested by voltmeter is applied to manufacturer warranty.

If Check Engine Light is on or an OBDII Trouble/Fault code occurs after installation, check the sensor with a voltmeter as below. Fast shipping:All our packages use USPS Package Service. Your catalytic converter fails unexpectedly. 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.

Step 5 - Use a small wire brush to help clean the threaded port ensure proper seal of new sensor. Gently install the new oxygen sensor by hand while keeping wiring and connector free from bends. The images shown are not the actual item and for your reference only. Check engine light on.

Oxygen Sensors Location. New List Item. 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.

If the car has diagnostic trouble codes, they will need to be cleared. There're many different codes for specific functional failures, which are NOT necessarily relevant to the sensor. Note: some replacement sensors have a universal electrical connector that must be configured to the wiring of old sensor. A reduction in fuel economy.

Exhaust emissions reach undesirable levels. Must Know Before Buying.

part #: ae129ng438p price

  • $38.35

specifications acrasensor:

  • for models: Mdx, Rdx, Rl, Accord, Odyssey, Pilot
  • for makes: Honda, Acura
  • brand: Auto Engineparts
  • mpn: Ae129ng438p
  • part type: Sensor
  • manufacturer warranty: 1 Year
  • sensor type: Oxygen Sensor
  • fitment type: Direct Replacement

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  • Car Truck Parts Accessories > Air Fuel Delivery > Air Intake Fuel Sensors

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  • started: May 2, 2026

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for models: mdx, rdx, rl, accord, odyssey, pilot, for makes: honda, acura, part type: sensor, manufacturer warranty: 1 year, sensor type: oxygen sensor, fitment type: direct replacement,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 6319911313423722,
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