Subaru 2005 Legacy Owner's Manual page 459

In case of emergency
1) Tread wear indicator bar
2) Indicator location mark
" When the wear indicator appears on the tread, re-
place the tire.
9-4
NOTE
If your vehicle is an AWD type with an automatic
transmission but is neither a Turbo model nor a
3.0-liter model, deactivate its all-wheel-drive capa-
bility as follows: Before driving your vehicle with
the temporary spare tire, put a spare fuse inside
the FWD connector located in the engine compart-
ment and confirm that the "
comes on. The all wheel drive capability of the ve-
hicle has now been deactivated. After re-installing
the conventional tire, remove the spare fuse from
the FWD connector in order to reactivate all wheel
drive.
" warning light