How To Solder Automotive Electrical Wires

If youre using electrical tape instead.

How to solder automotive electrical wires. Hold the two tinned wires on top of each other and touch the soldering iron to both wires. The most reliable way of joining two wires together is by soldering. A few tips and tricks to use when soldering is to first always make sure you do not have a cold solder joint make sure you are using the right solder for the job and always make sure you seal your solder joint from all types of weather.

The solder wire is then applied to the front side of the terminal but is not brought into contact with the iron See figure 1. Twist the broken wire around the new wire and wrap it toward the new wire insulation. The best solution to cover soldered wires is heat shrink tubing and it must be installed BEFORE the soldering is done.

The center contains flux that cleans the surface of the wire to be soldered. Try sourcing some alli solder it may work for your particular wire. Here is a quick lesson on soldering wires and using shrink tube.

This process should melt the solder and coat both wires evenly. You might be better off introducing them to croc clips and just leave it with them that some wires are difficult to solder. Can anyone give me any tips.

The only wires I solder are the ones related to the computer and its sensors. I have tried folding the lights very thin wire over itself then crimping a ferrule connector on top and then crimping a butt connector on top of that. Once the connection evenly turns the correct silver color of solder remove the soldering iron and allow the joint to cool.

Use nothing but 60-40 rosin-core solder intended for electrical wiring. Repeat this process on the other wire. Diameter of copper core.