A good engine air filter make sure only clean air enters the car engine. It purifies air from dirt, debris and other harmful particles before entering the engine. While air filter dirty symptoms prevent clean air to enter the engine.

A clean air filter enhances efficiency of engine and its lifespan. It traps harmful contaminants from atmospheric air and enters it to the engine. It improves fuel economy and saves engine from heavy repair costs.

Spark plugs require fuel and air mixture in recommended ratio for proper firing. Dirty air filter decrease the necessary air flow. It leads to misfires as the fuel remains unburnt.

Air Filter Dirty Symptoms

A good driver detects each and every activilty of the vehicle. There are many performance lacks which tell about air filter dirty symptoms. These are given below one by one.

1. Strange Engine Noises

A dirty or clogged filter creates vaccum in the inner side of engine. Engine has to do more work to extract required oxygen for ignition. This is the reason engine make strange noises.

2. Reduced Horsepower

Engine can’t draw reuquired amount of oxygen. Air and fuel ratio will not properly balance. This decreases overal engine power. You may expect a 25% reduction in horsepower (hp) due to clogged filter.

3. Check Engine Light

A clogged air filter sends check engine code to information cluster. It is due to, vehicle sensing reduced supply of oxygen in the engine.

4. Bad Fuel Economy

Engine air filter is made up of paper and synthetic fibres. It is clogged due to different contaminants, debris and dirt. After that engine has to do more work for intake of oxygen. Now engine requires more power to work. This leads to poor fuel economy.

Must Read: Bad Fuel Economy: What You Need to Know

5. Air Filter Dirty Symptoms: Visually

You must keep an eye on regular maintenance items of vehicle. Engine air filter visually can be inspected frequently.

6. Black Smoke from Exhaust Pipe

Clogged air filter leads to less amount of air intake in the engine. It results in more fuel burning which causes black smoke emmission from the exhaust. You can even notice flames in worst scenario.

7. Strong Fuel Smell

Bad air filter disturbs air to fuel mixture ratio. It results in incomplete combustion. You may notice black or grey smoke from silencer pipe and strong fuel smell.

8. Misfires / Hesitate to Accelerate

A choked engine air filter creates misfires in the engine due to less intake of air. It leads to very slow response of gass padel. Your vehicle actually hesitate to accelerate.

Must Know: How To Maintain Your Oil Pump For Longevity

9. Overheating: Air Filter Dirty Symptoms

A contaminated engine air filter pushes engine to work hard. This continuous effort to obtain requisite air, overheats the engine. For long runs, this may leads to heavy expenses on engine repairs.

10. Damage to Turbocharger System

A severely clogged engine air filter in a vehicle having turbocharged may ruin turbocharger system unfortunately. This failure may be due to extreme heat or deterioration of some objects.

U.S Air Filter Market Size Share and Forecast, 2023-2030

https://www.fortunebusinessinsights.com/u-s-air-filter-market-108083

Have a look at the above given data chart and its projected growth. It includes air filter share from many industries such as automobiles, chemicals, pharmaceuticals and many more.