How do you install fog lights on a car that doesnt have them?

If youre adding fog lights to a vehicle not originally equipped with them, youll need to start by running the wiring for an on-off switch from under the hood to the inside of the vehicle. The easiest and most direct way to do so is to run the wire through the vehicles firewall.

Can I install my own fog lights?

Installing fog lights on a vehicle that doesnt have them already is trickier than replacing old fog lights. Youll have to add some wiring yourself, and you may have to drill a hole for the lights. Luckily, most vehicles today already have fog lights. Most vehicles already have a hole you can run these wires through.

Do you need a relay to install fog lights?

Relays are an important component in wiring fog or driving lights with a 30-60A draw. Basically, the relay protects the switch from getting hot and creating unwanted resistance. The low current through the switch triggers the relay to make a higher current connection to the heavy load of the fog lights.

What size fuse do I need for fog lights?

Using a Separate Light Switch You can also wire the fog lights to a separate switch in the cabin. Purchase a standard 4-post fog light relay, a 30-amp inline fuse, a remote switch that lights up to show when it is activated, 2 rolls of wire--one 10-gauge and one 16-gauge roll, and a pack of assorted wire connectors.

When should you not use fog lights?

According to the Highway Code, you should only use your fog lights when your visibility is reduced to 100 metres (328 feet) or less – the equivalent of a football pitch. If you use it when you can see further than the recommended distance, you could put other drivers at risk.