Notes When Replacing and Maintaining Car Air Filters

Car air filter
Latest update date: February 15, 02

Air filter The air filter plays an important role in the operation of the car, it acts as a "lung" to help clean the air before entering the combustion chamber. However, after long-term use, the air filter can become dirty and clogged, affecting engine performance and increasing fuel consumption. Therefore, periodic replacement and maintenance of the air filter is necessary to maintain the vehicle's operating efficiency and save costs.

This article will share important points to note when performing air filter maintenance for your car. Let's learn the necessary steps and notes to ensure the air filter is always in the best condition, contributing to improving the life and performance of the car.

Car air filter
Note to replace and maintain car air filter properly

The importance of air filters in engine systems

Car air filters play a vital role in protecting your engine, similar to the function of your lungs in the human body. According to the Society of Automotive Engineers (SAE), a properly functioning air filter can remove up to 99.9% of airborne particles and contaminants before they enter your engine.

The impact of dirty air filters on vehicle performance

  • Reduced engine power: A dirty air filter can reduce engine power by 10-15%.
  • Increased fuel consumption: According to the EPA, a clogged air filter can increase fuel consumption by up to 7%.
  • Increased emissions: Ineffective air filtration leads to increased CO2 emissions of up to 5-10%.

Signs that you need to replace your air filter urgently

The three main warning signs include:

  • Check engine light is on
  • Unusual engine noise
  • Black smoke from exhaust pipe
  • Sudden drop in vehicle performance
  • Sudden increase in fuel consumption
Benefits of car air filter maintenance
Warning signs that the air filter needs maintenance

Optimal air filter maintenance and replacement schedule

Range of vehicle Maintenance interval Time to replace
New car 5,000 km 20,000 - 30,000 km
Old car 3,000 - 4,000 km 15,000 - 20,000 km

Note: In harsh environmental conditions (high dust, high pollution), it is necessary to shorten the maintenance and replacement cycle.

Notes when replacing and maintaining car air filters

1. Follow the maintenance schedule and replace the car's air filter according to the manufacturer's regulations.

According to the maintenance schedule of the car manufacturer, the new car air filter needs to be maintained after the distance of 5.000 km and replaced when the car runs about 20.000 km. For old cars, the time to change this air filter may be earlier and depending on the operating conditions of the vehicle.

If the vehicle is operating in harsh conditions with a lot of dust, you should proactively change the air filter early. In addition, when filtering your car's air, there are abnormal signs such as moisture, dust and dust, which requires you to replace.

2. Follow the steps to replace and maintain car air filters

Prepare:

  • Park on a flat, safe surface
  • Turn off engine and let cool for at least 15 minutes
  • Prepare tools: screwdriver, wrench, air compressor (if available)

Air filter access:

  • Open the hood
  • Locate the air filter box (usually located near the engine area)

Remove air filter:

  • Open the air filter box (with the pin or screw)
  • Remember the installation direction of the old air filter

Check and clean:

  • Check air filter condition (color, dirt, damage)
  • Clean by tapping or using compressed air (low pressure)

Replace air filter (if necessary):

  • Choose the right air filter for your vehicle model
  • Install new air filter in correct direction

Complete:

  • Close the air filter box, ensuring a tight seal.
  • Check the entire area again

Check operation:

  • Start the engine
  • Listen for unusual sounds
  • Check air flow at intake manifold

3. Find a reputable garage

In case you have not had experience in replacing car air filters, you should immediately visit the prestigious garage when they show abnormal signs. Here, there will be a technician consulting the type of air filter suitable for your vehicle and conduct replacement and maintenance of them in the fastest time.

In addition, for the case of air filter maintenance, staff will conduct cleanliness. Make sure to remove any dirt inside the air filter to help the car engine work more smoothly and smoothly.

Benefits of Proper Air Filter Maintenance

The 4 main benefits include:

  • Increased engine performance: Up to 10% power improvement
  • Fuel Saving: Reduces fuel consumption by 2-6%
  • Extend engine life: Reduce wear on internal components
  • Reduce emissions: Contribute to environmental protection
Car air filter maintenance
Proper air filter maintenance helps your car operate at its best

Proper maintenance and replacement of air filters is an important factor in maintaining optimal performance of your car. By following a maintenance schedule and applying professional techniques, car owners can ensure efficient engine operation, fuel economy and long vehicle life.

Remember, a well-maintained car not only provides a great driving experience but also contributes to protecting the environment by reducing harmful emissions.

FAQ – Frequently Asked Questions

1. Can car air filters be cleaned and reused?

Regular paper filters should not be cleaned and reused. However, high-efficiency filters (like K&N) can be cleaned and reused up to 50 times, saving up to 75% of the cost compared to frequent replacement.

2. How to distinguish high quality air filters from poor quality air filters?

High quality air filters usually have:

  • Thick, even-colored filter material
  • Sturdy frame, no deformation
  • Tight rubber gasket
  • Filtration efficiency over 99% (for particles 0.3-10 microns)
  • Certifications from reputable organizations such as SAE, ISO

3. How does a dirty air filter affect fuel consumption?

According to research by the EPA (US Environmental Protection Agency), a dirty air filter can increase fuel consumption by up to:

  • 2-3% for cars using carburetors
  • 6-10% for electronic fuel injection (EFI) vehicles This is equivalent to wasting 0.2-0.7 liters of fuel per 100km of travel.

4. Should I use a high-performance air filter for my daily car?

High performance air filters (like K&N, AEM) can increase engine power by 3-5 horsepower and 2-3 Nm of torque. However, they are usually 200-300% more expensive than regular air filters and require regular maintenance (every 50,000km). Consider using them if you want to improve your vehicle's performance and are willing to invest time in maintenance.

5. Can a household vacuum cleaner be used to clean the air filter?

Do not use a household vacuum cleaner to clean the air filter. The strong suction pressure can damage the filter material, reducing the filter efficiency by up to 50%. Instead, use a low-pressure air compressor (below 30 PSI) or a specialized cleaning kit to ensure the safety of the air filter.

6. Where to replace/maintain air filters with good reputation and price in HCM?

Thanh Phong Auto proud to be the leading professional center in the field of maintenance and replacement of car air filters in Ho Chi Minh City. With over 15 years of experience, we are committed to bringing customers high quality and reliable service.

Our team of technicians are well trained and regularly updated on the latest technology in the automotive industry. We use modern equipment and advanced methods to ensure that air filter maintenance and replacement are performed accurately and efficiently. Read the article now: 9+ Car Parts That Need Regular Maintenance/Replacement to ensure the safest for your car.

- Notes When Replacing and Maintaining Car Air Filters
Professional car repair/care service in HCM

At Thanh Phong Auto, we provide:

  • Free air filter check service
  • Expert advice on air filters suitable for each vehicle model
  • Air filter maintenance and replacement at competitive prices
  • Long term warranty for products and services

We are committed to using genuine components from reputable manufacturers, ensuring optimal performance for your engine. With Thanh Phong Auto, your car will be cared for like at the factory, but at a more reasonable cost and with more flexible service.

Watch the video tutorial on how to change car air filter in HCM:

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