Fiat 500 ABARTH 2015 Owner's Manual page 354

352 MAINTAINING YOUR VEHICLE
The A/C air filter is located in the fresh air inlet on the
lower right of center console. Perform the following
procedure to replace the filter:
1. Remove the Torx® screw that secures the passenger
side console closeout cover.
Torx® Screw Location
2. Pull the console closeout cover rearward to disengage
the front retaining tab and remove the cover.
Console Closeout Panel
3. Remove the two 5.5 mm screws (1 and 2) that secure
the particulate air filter cover to the HVAC housing.