The 2008 Audi TT Quattro is a moderately difficult vehicle to maintain with many unique but tough repairs. You will have to completely remove the headlight housing for access to the headlight bulb. This will require many tools to complete many steps and is difficult to complete. Changing the front wiper blade is difficult, as you will have to follow many unique steps in order to raise the blade. You will have to remove a large panel from under the vehicle for access to the oil drain plug. This will require you to contend with gravity as you complete.
Some things are easier on the 2008 Audi TT Quattro. The engine coolant reservoir is easily visible in the engine bay. This will allow you to check and replenish the fluid level on a regular basis. While you will have to make a tough reach, the cabin air filter is easy to replace with reliability. You only have to peel back one lining, which is no problem to do. Checking the oil level is easy to do, as the oil dipstick is easily accessible in the engine bay.
Hans Angermeier has produced over 100,000 videos showing drivers how to fix things on their cars. He has broad expertise on basic repair procedures covering the majority of cars on the road.