Fog/Driving Lamp: Description and Operation

Power is supplied at all times to front fog lamp relay terminal (3) through:
^ 15 A fuse (No. (21) ,located in the fuse block).
With the lighting switch in the 2ND position and LOW ("B") position, power is supplied
^ through 15 A fuse (No. (36), located in the fusible link and fuse box)
^ to lighting switch terminal (5)
^ through terminal (7) of the lighting switch
^ to front fog lamp relay terminal (1).

Fog lamp operation
The front fog lamp switch is built into the combination switch. The lighting switch must be in the 2ND position and LOW ("B") position for fog lamp operation.
With the front fog lamp switch in the ON position:
^ ground is supplied to front fog lamp relay terminal (2) through the front fog lamp switch and body grounds (E12) and (E37).
The front fog lamp relay is energized and power is supplied
^ from front fog lamp relay terminal (5)
^ to terminal (1) of each front fog lamp.
Ground is supplied to terminal (2) of each front fog lamp through body grounds (E12) and (E37).
With power and ground supplied, the front fog lamps illuminate.