Faulty turn signal switch: The turn signal switch is responsible for sending the electrical signal to the turn signal lights. If the turn signal switch is faulty, it may not be able to send the signal properly, causing the turn signals not to work.
Bad flasher relay: The flasher relay is responsible for controlling the blinking of the turn signals. If the flasher relay is bad, it may not be able to control the blinking properly, causing the turn signals not to work.
Loose or corroded wiring: Check the wiring connections for the turn signals. Make sure that the connections are tight and free of corrosion. Clean any corroded connections with a wire brush and reconnect them.
Bad turn signal bulbs: Check the turn signal bulbs to make sure that they are not burned out. Replace any burned out bulbs with new bulbs.
