Subaru 2004 Baja Owner's Manual page 415

Maintenance and service
3. Remove the rear combination light mounting bolts.
Then, slide the rear combination light assembly to the
rear and remove it from the vehicle.
11-70
1) Back up light bulb
2) Brake/turn/tail/light bulb
4. Remove the bulb socket from the rear combination
light assembly by turning it counterclockwise.
5. Remove the bulb from the socket by pulling it.
6. Install a new bulb into the socket by pushing it.
7. Set the bulb socket into the rear combination light
assembly and turn it clockwise until it stops.
8. Mount the rear combination light assembly into the
vehicle body with two mounting bolts.
9. Install the cover by inserting the knobs into the
places.