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How to Deal with Odor in the 2018 Octavia?

4 Answers
VonMadelyn
07/29/25 12:59am
The solutions for odor in the 2018 Octavia are as follows: 1. During summer and winter when using the car's air conditioning, setting the mode to "external circulation" is the most convenient and feasible way to reduce interior pollution, as it helps expel stale air and bring in fresh air. Avoid prolonged exposure to sunlight when parked. 2. For those sensitive to air quality, regularly clean the vehicle interior. Wash removable interior parts like seat covers as needed, and periodically remove and clean the air vent grilles with a brush. Non-removable interior parts should be cleaned by professional companies regularly. 3. The main source of interior air pollution comes from volatile organic compounds emitted by vehicle interiors. Minimize additional interior decorations beyond the factory-installed ones. 4. The most effective way to control interior pollution is to urge manufacturers to use eco-friendly interior materials, strictly control the development, design, and production stages of vehicles to minimize the release of volatile organic compounds.
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BethanyLee
08/12/25 10:39am
I used to drive a 2018 Octavia, and that weird smell in the car was really annoying—it felt like mildew. First, I tried rolling down the windows for ventilation, opening them wide for half an hour every day. After keeping it up for a week, the smell lightened quite a bit. Another time, I noticed stains on the carpet, so I bought an interior cleaning spray and gave it a thorough scrub, treating both the seats and floor mats. Later, I replaced the cabin air filter, which only cost a few dozen yuan online. After installing it, the air became much fresher. I’d recommend avoiding eating in the car or leaving damp items inside, and getting the AC system serviced regularly to clean out the ventilation ducts. If the smell persists, it might be due to aging interior materials—then you’d need a professional detailing shop for a deep clean to avoid health risks. Paying attention to these small things can make driving much more comfortable.
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BennettMarie
10/01/25 8:25am
That smell most likely comes from the air conditioning system. The Octavia's evaporator tends to accumulate dust and mold. I've taken it apart and cleaned it myself - just using clean water and a brush does the trick, saving money while being effective. Also remember to check the air filter; replace it if it's too old, otherwise the air blowing out will be dirty. Don't neglect the car mats and seats either - vacuum them and use disinfectant to prevent dust buildup. If the ventilation system gets clogged, the odor will intensify, so regularly switch to external air circulation mode. Don't forget to inspect the underbody drain holes - blocked ones can let moisture in and cause bad odors. These simple DIY methods can usually solve the problem, saving you a trip to the shop. Only seek professional help if these measures don't work.
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McLola
11/15/25 3:24am
Unpleasant odors in the car are not just uncomfortable but also harmful to health, especially with materials like those in the 2018 Octavia, which may release harmful gases over time. I recommend first checking if it's an issue with the air conditioning or if something has leaked onto the carpet, and try cleaning it yourself with a cleaner. If that doesn't work, head to a professional shop for a thorough interior cleaning to avoid inhaling bacteria and allergens. Try to park in shaded areas as high temperatures can intensify the smell. Basic measures like opening windows for ventilation and replacing the air filter are essential to prevent this issue. Don't delay; getting rid of the odors will also help you drive more focused.
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