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Why does my blinker only work when my headlights are off?
This is a classic bad ground problem. The reason the turn signals quit working when the lights are on, is that a 12-volt signal is now being sent down the opposite wire, which was acting as a ground before. Once the lights are turned off, everything will work fine again.
What does it mean when your turn signals stop working?
The usual cause of inoperative turn signals is a defective bulb or flasher unit. Prior to performing extensive diagnosis, check the vehicles fuses to ensure they are not blown. Some vehicles utilize two fuse boxes, one in the passenger compartment and another under the hood.
Why do my turn signals stop working when the lights are on?
The reason the turn signals quit working when the lights are on, is that a 12-volt signal is now being sent down the opposite wire, which was acting as a ground before. Once the lights are turned off, everything will work fine again. Solution: Be sure that whenever your lamp is grounded, you have a good known chassis ground.
How do I know if my turn signal Flasher is bad?
The most common symptom of a bad or failing turn signal / hazard flasher is hazards or turn signal lights that do not function. If the flasher breaks or has any internal issues it can cause the lights to malfunction, or not respond at all when the turn signal lever or hazard light button are pressed.
Why is one side of my blinker not working on my Turn?
The most common problem is that one of the blinkers simply stops working while the other one remains fine. Another common problem is one side of the turn signal doesn’t operate. It’s important to remember that your turn signal system also controls your hazard lights. Sometimes your turn signal may work fine, but your hazard lights don’t operate.
Can you replace a dead bulb in a turn signal?
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. Turn signal lights usually last a few years, but they can die quicker if you use them often.