Where is the cabin air filter located in a BMW 320i?

[Griffin]

The cabin air filter in a BMW 320i is located inside the glove compartment on the passenger side. Below are the steps for replacing the cabin air filter: 1. Open the glove compartment and remove the fuse box cover. 2. Detach the spring cord buckle, then forcefully pull upward to remove the plastic crossbeam above the glove compartment. 3. Squeeze both sides toward the center to completely remove the glove compartment, exposing the cabin air filter housing. 4. Unclip the buckles on both sides to open the housing cover, then remove the old filter and install the new one before reassembling in reverse order. Below are the functions of the cabin air filter: It minimizes the entry of unfiltered air into the vehicle cabin. It filters out solid impurities such as dust, pollen, and abrasive particles from the air, while also absorbing harmful substances and moisture. Additionally, it ensures clean air in the passenger compartment and prevents bacterial growth.