Sylvania H13 are headlights that contain two filaments. One is for high beams, and the other is for low beams. When one or both of these filaments burns out, it can cause the headlight to stop working. These headlights are used in many different makes and models of cars. However, they are known to have problems with filaments burning out. If you have a Sylvania H13 headlight that is not working, there are several things that you can do to troubleshoot and fix the problem.
Fixing Sylvania H13 Not Working:
- Fix The Bulb
First, make sure that the bulb is properly seated in the headlight housing. If it is not, try removing and reinstalling the bulb. If this does not work, you may need to replace the bulb.
- Clean The Connections
If the bulb is properly seated, check the connections to the headlight. Make sure that the wires are not frayed or damaged in any way. If they are, you will need to replace them. This is how you clean connections by using a wire brush.
- Check The Fuse
Next, check the fuse. The headlight fuse is usually located in the fuse box under the hood. If blown, replace it with a new one of the same amperage. To identify a blown fuse, look for a melted wire inside it. If you cannot see a blown fuse, check for power at the socket using a test light or multimeter.
If there is power at the socket, the problem is likely with the bulb itself. If there is no power at the socket, the problem is likely a wiring issue or a bad relay.
- Check The Wiring
If the fuse is intact and working fine, but there is still no power at the socket, check the wiring to ensure no loose connections or broken wires.
If everything looks okay, test for power at the connector using a test light or multimeter.
If there is power at the connector, the problem is likely with the bulb. If there is no power at the connector, the problem is likely with a bad relay.
- Check The Relay
If the fuse and wiring are both good but still have no power at the socket, the problem is likely with a bad relay. The headlight relay is usually located in the fuse box under the hood. If it is bad, replace it with a new one. A bad relay will usually have a burned or melted socket. If the socket looks okay, test for power at the connector using a test light or multimeter.
If there is power at the connector, the problem is likely with the bulb.
- Turn On The Headlights
Next, turn on the headlights to see if they work. If they do not, there may be a problem with the headlight itself. You will need to take it to a mechanic or replace it. If you have checked all these things and the headlight still does not work, take it to a mechanic for further diagnosis. They will be able to test the electrical system to find the cause of the problem.
- To Sum it Up:
First, check to see if there is power getting to the headlight. If there is no power, then the issue is most likely with a fuse or relay. Check the fuses and relays and replace any that are blown or damaged.
Next, check the bulbs themselves. If one of the filaments is burned, you will need to replace the bulb. Make sure to get the correct replacement bulb for your headlight.
If power gets to the headlight and the bulbs are good, the issue may be with the headlight socket. Check the socket for corrosion or damage. If the socket is damaged, then it requires an immediate replacement.
Finally, if you have checked all of the above and the headlight doesn’t seem to work as it should, there may be an issue with the headlight wiring. Check the wiring for any damage or corrosion. If the wiring is damaged, you will have to replace it.
If you follow these steps, as explained above, you should be able to troubleshoot and fix the issue with your Sylvania H13 headlight.