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The engine air filter in your 2002 Audi A4 Quattro cleans the air that enters your engine. You should change the filter on your A4 Quattro at least once a year or every 20,000 miles, whichever comes first. If you drive in dusty or sandy conditions, you should change your filter more frequently. A dirty air filter will cause your A4 Quattro to lose 1 - 3 mpg, depending on your driving, you can save 70 - 100 gallons of gas per year simply by changing your filter regularly. The video above, shows you where the engine air filter is located in your A4 Quattro and how to change it!
In addition to improving the fuel economy of your A4 Quattro, regularly replacing your air filter will put less strain on your engine. These filters are fairly inexpensive, so check out our parts page for great deals and coupons on a new one (tip: buy several, when you go to check the filter on your A4 Quattro, you can easily swap it for a new one if it is dirty).
If your battery has green or white cruddy deposits, it is probably not getting enough juice from and will likely wear out sooner2002 Audi A4 Quattro 1.8L 4 Cyl. Turbo
Leaking coolant is usually a sign that your water pump needs to be replaced. This video shows you how to quickly plug it2002 Audi A4 Quattro 1.8L 4 Cyl. Turbo
Coolant hoses wear out over time and need to be replaced - check 'em early and often2002 Audi A4 Quattro 1.8L 4 Cyl. Turbo
A few key tips will make jacking up your car much safer2002 Audi A4 Quattro 1.8L 4 Cyl. Turbo
Animals love the sweet smell of antifreeze, too bad it's toxic! Fix your minor leaks2002 Audi A4 Quattro 1.8L 4 Cyl. Turbo
If you are leaking oil and parking on your oil spots each night, the oil is breaking down your tires' rubber2002 Audi A4 Quattro 1.8L 4 Cyl. Turbo