A car has various lights in the tail light construction with many and it is operated with the help of the circuit board.
Tail light circuit board operationThe circuit board is a crucial component because it controls the power to all of the tail lights and brake lights. The board can be found installed in the tail light cover and it comes equipped with a wiring harness and bulb sockets. The circuit board can transmit an electrical signal to some bulbs that perform multiple functions. Nowadays vehicles might have different ways to set up the tail light and brake light.
Common problems with a defective tail light circuit boardA faulty tail light circuit board can be caused by socket failure, worn wire, or a poor tail light bulb.