Turn Signal Switch: The turn signal switch is located on the steering column. If the turn signal switch is faulty, it will need to be replaced.
Hazard Switch: The hazard switch is located on the dashboard. If the hazard switch is faulty, it will need to be replaced.
Wiring: Check the wiring for any loose connections or breaks. If there is a loose connection, reconnect it. If there is a broken wire, it will need to be repaired or replaced.
Relay: The relay is located in the engine compartment. If the relay is faulty, it will need to be replaced.