How do electronic flasher relays work?

When either a left or right turn signal is selected, the flasher electrically connects to the signal bulbs on the car, completing the circuit. The current flows through the resistance wire, causing it to heat the spring steel around which it is wrapped.

What is the function of a flasher unit?

The electronic Universal Flasher Unit is used for turn signal and hazard warning light applications. The flasher unit can be used in various vehicle types. Versions with indicator LED (additional function indication) or start/stop feature are available.

How does a 5 pin flasher relay work?

5 Pin Relay 5 pin relays provide 2 pins (85 & 86) to control the coil and 3 pins (30, 87 & 87A) which switch power between two circuits. They have both normally open and normally closed connection pins. When the coil is activated, power will be switched from the normally closed pin to the normally open pin.

How does the turn signal work?

How Car Turn Signals Work. Turn signals require electrical power in order to illuminate the turn signal light bulbs. When the turn signal lever is activated in either direction, a circuit is completed that allows power to flow to the front and rear turn signal lights on the selected side.

What is a flasher module?

The flasher is an electrical component that serves as the switch that allows the lights to flash on and off. They come in a variety of shapes, sizes, and designs, which will vary according to the specific needs of the vehicle.

What is a LED flasher circuit?

LED flashers are semiconductor integrated circuits used to turn on and off groups of light emitting diodes either sequentially or according to a programmed pattern. They are found in circuits used as indicators and controllers, as well as in home-built projects.

What LED blinking?

The blinking LED circuit is like the electronics version of the “Hello World”-program. It’s a simple electronic circuit that gives you a visual cue if it works. The goal is to make a Light Emitting Diode (LED) blink.

What is 85 and 86 on a relay?

85 will be used to ground your relay, while 86 will be connected to the switchable power. 87 and 87a will be connected to your controlled accessories that you wish to turn on and off with your relay.