Hazard Warning Lamps: Description and Operation

Hazard Lamp Operation

Power is supplied at all times
^ through 10 A fuse [No. (11) , located in the fuse block (J/B)]
^ to hazard switch terminal (3).
With the hazard switch in the ON position, power is supplied
^ through terminal (1) of the hazard switch
^ to combination flasher unit terminal (B)
^ through terminal (L) of the combination flasher unit
^ to hazard switch terminal (4).
Ground is supplied to the combination flasher unit terminal (E) through body grounds (M13), (M73) and (M111).
Power is supplied through terminal (5) of the hazard switch to
^ front turn signal lamp LH terminal (1) [through fuse block (J/B) terminals (2J) and (6S)]
^ rear combination lamp LH terminal (2) [through fuse block (J/B) terminals (2J) and (4Q)] and
^ combination meter terminal (23) [through fuse block (J/B) terminals (2J) and (12J)].
Power is also supplied through terminal (6) of the hazard switch to
^ front turn signal lamp RH terminal (1) (through fuse block (J/B) terminals (11J) and (10S)
^ rear combination lamp RH terminal (1) (through fuse block (J/B) terminals (11J) and (13Q) and
^ combination meter terminal (22) [through fuse block (J/B) terminals (11J) and (5H)].
Ground is supplied to terminal (2) of the front turn signal lamps through body grounds (E5) and (E30)
Ground is supplied to terminal (4) of the rear combination lamps through body grounds (T6) and (T9)
Ground is supplied to combination meter terminal (7) through body grounds (M13), (M73) and (M111).
With power and ground supplied, the combination flasher unit controls the flashing interval of the hazard warning lamps.