B4000 SE Cab Plus 4WD V6-4.0L OHV (1997)
Hazard Warning Lamps: Description and Operation
Hazard Flasher/Switch
Voltage is applied, at all times to the hazard flasher, hazard switch (in multi-function switch), turn indicators and turn lights when the hazard switch is
closed. The hazard switch sends current to the left and right lights at the same time.