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air filters

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Common Signs of a Dirty Air Filter
A car air filter cleans the air entering the engine. Signs of a dirty air filter include a misfiring engine, unusual noises, and reduced fuel economy.
What Does the Dirty Air Filter Warning Light Mean?
The dirty air filter warning light turns on when their is reduced airflow to the engine, which affects your car's gas mileage and performance.

Related questions

Question
Rats eating air filter and particles falling into the carbureator?Have dogs & cats-avoid poison if possible!
Believe it or not, this is not the first time I've dealt with this. Mice and rats can do a lot of damage to a car, especially if it is parked for an extended period of time. It may be...
Question
Mpg going down
Hello. If the gas mileage has gotten worse since you replaced the air filter you will want to look into that first. It may be installed upside down or improperly. If the air filter is not the issue, then you...
Question
When I switch on the vents the cabin starts smelling
This is a common issue when the cabin filter needs to be replaced. Your vehicle has an air filter that filters the outside air as it is circulated into the vehicle when using the heater or air conditioning system. As...
Question
Weird sound from air filter
Hello. You are going to want to inspect the vehicle for a vacuum leak. These can occur in several places. Secondly check all of the hoses involved with the PCV. These may be cracked or damaged. Gasses can build up...
Question
Can the air filters be blown out instead of replaced?
Hi There, In absolute desperate situations this can be done, however the caution is that when you do this, you are creating very small holes and weakening the paper element that makes up the filter. When the motor is running...
Question
Drove through a puddle and stalled the engine.
Hi there. If you still cannot remove the spark plugs, then remove the air filter in the air box to the engine and replace it as it is probably full of water. If the filter is full of water, the...
Question
Radiator or hose leak is leaking, the air filter box is not screwed on right, and there may be a wiring problem.
Hi there. For the radiator, the rubber hose may be cracked or loose. Check the hose for any cracks and if the clamp is tight and it leaks, then the clamp may be worn. Replace the clamp for a better...
Question
Will not attempt to start. Engine has spark. Also noticed oil was in the intake tube.
Hi there. Check to see if the fuel injectors are working. You can back probe them with a digital meter and see if the voltage is being metered. If the injectors are working, then check the crankshaft position sensor and...
Question
Vehicle check engine light is on - cannot pass smog test and stalls out - even when u press on gas pedal.
Sent to CS for billing question on how much it would cost for a tune up for the BMW to pass emissions test. A tune up comes with cleaning out the fuel system and performing a fuel injection flush, replacing...
Question
When I have my foot on the gas the truck shakes.
Hi there. Check the air filter and make sure that its not plugged up. A plugged air filter will cause the engine to not breathe correctly and make the engine shake on acceleration. Also check the mass air flow sensor...
Question
Regarding air filter
The air filter is there to keep out the dirt and debris from getting into the motor. Depending on how long the filter was not sealed will not be good for the engine and may have caused some extra wear...
Question
Where will I locate the cabin air filter
The cabin air filter is located under the passenger side or right side of car windshield wiper cowl panel.
Question
Cabin air filter fell apart.
Depending on the vehicle and the a/c blower case the piece that broke off may not cause a problem. In some cases a broke off piece may get into the blower or block one of the blend doors. You may...
Question
How much does Honda CRV 2008 B145 Service will cost?
Hello. The code b145 is a maintenance code for the service maintenance reminder system used by Honda. The first digit B is the main code, while the following digits 145 are sub codes. B is a reminder to replace the...
Question
Engine Light On - System Too Lean.
Hi there. Check the mass air flow sensor (MAF) and see if it got unplugged. When the oil change was done, most likely the air filter was checked and the MAF sensor was disturbed. Also, check all of the vacuum...
Question
Would a cold-air intake benefit my car?
Hi there. You might be better served to contact a Mazda shop locally to seek their advice after they inspect your car. The problem with cold air intakes and aftermarket intake systems and that they often negatively impact the sensors,...
Question
Can you help? My car stopped starting.
Hi there. Check the spark plugs and wires to see if the engine is getting any spark to the cylinders. If there is no spark and the spark plugs are white in color, then I recommend replacing the spark plugs...
Question
There's a whining noise coming from the engine at idle and it goes away when you pull the oil dipstick out
If you are getting too high of suction in the crankcase what is happening is the engine is sucking in air through the crankcase ventilation hose in the air filter housing most likely due to an air filter that is...
Question
Truck won't start.
Since the fuel pump was replaced, check to see if there is fuel pressure to the fuel injectors. If there is good fuel pressure, then check for spark on the spark plugs. You will have to put on a spark...
Question
I took off the throttle body filter and when I put it back on the truck keeps choking and has trouble going
In the course of changing the air filter you could have disturbed the throttle position sensor (TPS) on the throttle body and it is possible that the wiring to the TPS has been dislodged and now the sensor has no...

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