How do I replace the cabin air filter in my Audi A4?

I've noticed musty odors coming from my car's ventilation system and I suspect it's time to replace the cabin air filter. How can I do it on my own without having to take my car to the dealership?

You can easily replace the cabin air filter in an Audi A4 by following these steps: 1) Locate the filter housing near the rear of the engine compartment on the passenger side. 2) Unscrew the housing cover and remove the old filter. 3) Clean the housing and replace the filter with a new one. 4) Reattach the housing cover and you're done!

As a long-time Audi owner, I can assure you that replacing the cabin air filter is a simple task if you have some basic mechanical knowledge. Just make sure you purchase a high-quality filter and refer to your owner's manual for specific instructions.

Don't overlook the importance of maintaining your cabin air filter - it not only ensures better air quality inside your car but also helps your A4's heating and cooling systems run more efficiently. You can find instructional videos online for visual guidance.