Why do my hazard lights work but not my turn signals?

Hazard lights and turn signals use the same bulb, so it is not the bulb, the lamp, or the cables to them. Turn signals only work when the ignition is on; hazard lights work whether the ignition is on or not. The two systems have separate power supplies, so they have separate fuses. You may have a blown fuse.

What can cause turn signals to not work?

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.

How do you diagnose a turn signal?

Check for a blown circuit fuse.

1. Verify that circuit connections are not loose, corroded or unplugged.
2. Inspect the wiring harness or terminals for the rear section of the circuit.
3. Check for a bad connection between the turn signal switch and the flasher or between the flasher and the ignition switch.

What are the symptoms of a bad turn signal Flasher?

1. Turn signals or hazards do not function. 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.

Is the emergency flasher and turn signal relay the same?

In many cars, the relays are the same type therefore they can be interchanged and you can put your turn signal relay where your emergency flasher relay is and your emergency flasher relay where your turn signal relay is and see if your emergency flashers stop and your turn signals start working.

What does it mean when your turn signals dont work?

The turn signals do not flash or they may flash in only one position or one side may remain on constantly with the switch in the off position. The turn signals use a flasher unit that acts as a repetitive circuit breaker. This unit makes then breaks the electrical circuit that turns on the turn signal bulbs.

When do hazard lights work and when do turn signals work?

Turn signals only work when the ignition is on; hazard lights work whether the ignition is on or not. The two systems have separate power supplies, so they have separate fuses.