Table of Contents
What is the flasher unit?
Flasher units are designed to control the flash rate of vehicle directional indicators; this is achieved by providing regular interruption of the electric current in the indicator circuit. There are 3 common styles of flasher units; electro-mechanical and electronic and thermal.
What do you do when your blinker stops working?
A dead bulb is one of the more common problems that occur with blinkers. Like any lightbulb, a turn signal will eventually burn out. If the bulb in your signal dies, then it’s a pretty straightforward fix — simply replace it with a new one.
Where do I put the flasher unit in my car?
If the car flasher unit is located in an inconvenient place, such as inside the instrument panel, tow-bar centres can supply an additional remote flasher unit instead of a heavy-duty unit. A remote unit can be placed anywhere convenient, such as in the boot.
How can I tell if my Flasher is working?
To test the conventional type of flasher unit, use a circuit tester between the terminal marked B on the unit and the earth. Turn on the ignition. If the supply side of the unit is working, the bulb should light. If it does not, look for a break in the wiring between the unit and the fuse box. If the tester lights,…
How do you fix a flasher in a fuse box?
The flasher may be fixed with means of screws. Or it may fit into a spring clip. Label the leads when changing this type of unit, to avoid confusing them. The flasher unit may be fixed by a small bracket held by one or two self-tapping screws, or a push fit in a spring clip, or plugged into the fuse box.
How does the hazard warning switch work on a flasher?
Operation of the hazard warning switch bypasses the normal switch, using the flasher unit to send signals to all the indicator lamps simultaneously. A heavy-duty flasher: bend back the fourth terminal.