Mode $04 (Clear/Reset Emission-Related Diagnostic Information)
WARNING: This page is about a different car, the 2015 Subaru XV Crosstrek. However, it is still accessible from the selected car via links, so may be relevant.
Refer to the mode used to clear or reset emission-related diagnostic information.
NOTE:
Refer to general scan tool manufacturer's instruction manual to clear the emission-related diagnostic information (MODE $04).