Does the 2021 Audi Q3 have a particulate filter?

2 Answers
LeCali
07/29/25 1:09am
Audi Q3 some models have particulate filters. The particulate filter can reduce the particles in the engine exhaust emissions, recycle them, reduce vehicle exhaust emissions, increase the environmental protection of the vehicle, and reduce pollution to the atmosphere. To check whether the vehicle is equipped with a particulate filter, you can use the following 3 methods: Check the "Owner's Maintenance Manual" and "Owner's User Manual" to see if there is a particulate filter function. In addition, you can carefully check the fault codes in the manual to see if there is a "particulate filter" fault light indicator. Check the label above the oil filler cap. If the oil cap clearly indicates 0W-20 grade oil, it means that a particulate filter is installed. Check whether there is a cylindrical section behind the three-way catalytic converter on the exhaust pipe. If there is, that is the particulate filter. Location of the particulate filter: The particulate filter is located behind the three-way catalytic converter, in front of the muffler, and is surrounded by front and rear oxygen sensors.
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LeStella
08/12/25 10:52am
After checking the information, I found that the 2021 Audi Q3 models meeting China's National VI emission standards are indeed equipped with particulate filters. Nowadays, many automakers have to install these to pass environmental tests. It works like a small filter screen placed in the middle of the exhaust system, specifically designed to capture those tiny black soot particles in the exhaust. However, this device can be quite finicky - if you only drive short distances at low speeds daily, it tends to get clogged. Last month, my friend's Q3 had its warning light come on, and it took half an hour of high-speed driving at elevated RPMs to clear the blockage. I'd recommend occasionally taking the vehicle on ring roads or national highways instead of always crawling through city traffic. During maintenance, remember to ask the technician to check its condition. If it gets completely blocked, you might need to spend over a thousand yuan to replace the component.
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