Hazard Warning Lights Come On By Themselves

If your hazard lights are malfunctioning especially after a jump start then it may be possible that there is an issue with one of the electrical components.

Hazard warning lights come on by themselves.

Started doing this suddenly. The hazard lights on my car are randomly coming on. Hazard lights come on by. The flashers are controlled by electrical relays that switch power to them on and off.

The actual connection of the two wires from your hazard switch can usually be made to your existing circuit where the cable comes out of the steering column under the dash. Went on off the first time. They came on once whilst i was out there about 30 seconds or so after i d locked it double locked with the imobiliser. Thought the indicators were working fine though.

The switch can be tested disconnecting it from wires and using an ohmmeter on its contact to ensure it is opening and closing fine. The switch may not work or like in your case it may short and drain the battery you can find the procedure to remove the switch summarily described on this forum. The hazard and turn signal lights found on the vast majority of road going vehicles are controlled by a flasher which is commonly referred to as a relay. I ll just try the hazard switch.

2003 4runner 6 cly 2wd sr5. So i pulled the fuse again. Hazard lights come on by themselves when engine is off. Push hazard switch in and out no effect.

Replace the hazard lights switch. Series 3 hazard light switch malfunctions are quite common. If the electrical relays malfunction internally they can cause the hazard lights to act up. I ve been out and it was all locked up couldn t see any sign of somebody tampering with it but the remote central locking is working intermittently.

Then started by itself again then went fast slow. Stop when vehicle is started running.