While you're waiting for response; it would appear that f9 20amp matches the description, identified as PCM in the fuse tabulation. This fuse is feed to contact of PCM relay which in turn feeds vital engine functions (eg fuel injectors)

98 Mystique LS v6 atx 110,000km
97 Contour LX v6 atx 125,000km
stock CD on LS, cass on LX
spoiler, tinted windows on LS only
4 wheel discs on LX only
All other available options on both