How Often to Change Engine Air Filter
How often to change engine air filterHow often to change engine air filter

Engine Air Filter Maintenance Guide

Just like the oil filter, regular engine air filter replacements are necessary to maintain the health and longevity of your engine. But do you know how long an engine air filter lasts and what factors can accelerate its wear? We are here to provide clear guidance on engine air filter maintenance and how often you should replace the filter.

The Importance of Changing the Engine Air Filter

The engine air filter is the first line of defense for your engine. It works to block dirt, dust, debris, and other contaminants that can damage the engine's internal components if they were to enter the combustion chamber. A clean filter allows for the smooth flow of air into the engine, which is essential for combustion and the efficient operation of the engine's ignition system.

Typically, a standard engine air filter lasts about a year or 12,000 miles. However, over time, the filter can collect dirt that can clog it and shorten its lifespan. Factors like driving on dusty roads can also accelerate the wear of the filter.

If the engine air filter is not in good condition, it can restrict the amount of air that reaches the engine, which can lead to various engine issues. That's why regular filter changes are an essential part of vehicle maintenance.

How Often to Change Engine Air Filter?

It's recommended to change your engine air filter every 12,000 to 15,000 miles (20,000-24,000 kilometers) or once a year, whichever comes first. However, if you often drive in dusty areas or live near a beach with a lot of sand in the air, you'll need to change your air filter more often. Always consult your owner's manual and manufacturer's recommendation for the engine air filter replacement interval for your vehicle, regardless of what you read on the internet.

Signs You Need a New Engine Air Filter

While the mileage and time intervals provide a general guideline, there are certain signs that can indicate your engine air filter is clogged:

  • Your check engine light is on.
  • You notice a decrease in miles per gallon.
  • You notice a slight decline in your engine performance.

Additionally, if a filter is inspected near the regular service interval, it should not be disturbed unless you're going to replace it. There's a danger of introducing contaminants on the clean side of the filter, which defeats the purpose of the filter.

What Happens If You Don't Replace Your Engine Air Filter?

Several issues can occur when you don't replace your engine air filter on time. A clogged air filter can make it difficult for the engine to draw in outside air for combustion. To compensate for the restricted airflow, the engine has to work harder and burn more fuel. This can result in reduced acceleration and fuel economy and increased emissions. A bad engine air filter can also cause carbon deposits on the spark plugs and accelerate engine wear over time.

Choose FRAM Engine Air Filters

At FRAM, we deliver a range of engine air filters that match all driving habits. For instance, FRAM Titanium® provides a premium option for consumers looking to get more out of their air filter. It provides extended durability and eliminates 99% of dirt particles and road dust, maintaining long-term performance for your engine.

Learn how to change your car’s engine air filter

Questions? We're here to help. Reach out the FRAM specialists for product and maintenance support.


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