Under the dash...driver side. It will be to the right of the steering column. Should be held in with a clip.
The "flasher fuse" Is located in the fuse panel.It is a round relay fuse
the turn signal/hazard flasher is located under the dash between the brake pedal and the fuse block.
In my 94 it is on the right hand side of the steering column by the column support bracket. It is tucked in behind and you need to feel for the round device. It can pretty hard to find.
The horn relay is located behind the center of the dash above the turn signal flasher. It will be located above a metal dash support bracket. C187 if you search the Ford Service Manual. Note: The hazard flasher is the flasher located in the fuse panel, not the turn signal flasher.
Look in the fuse box. It is usually a round looking or square block. On the fuse box panel when you pull it off it should tell you where the signal flasher is located in the box.
behind and below the radio per manual
In your fuse panel - under dash - drivers side
Turn signal flasher?
Remove the panel directly under the steering column. It is located just back in there.
You can find the 1993 Infinity turn signal flasher relay unit beneath the drivers side dashboard. The turn signal flasher relay unit will be above the accelerator pedal.
Under the dash in front of the drivers' left knee.