The headlight switch works in a very simple manner but somewhat complex in some design. The simpler design of headlight switch actually has fewer contacts compared to the more complex design. The simple headlight switch uses a glove box door that turns the light inside. While, the complex design is essential for styling means. A perfect example of complex design switch is the turn signal switch. The turn signal switch is being turned on while the brake light is interrupted. Both of these types of switches actually have a circuit breaker. With headlight switch, the circuit is being controlled by opening or closing it. Switch can also be used to control the circuit with higher flow where it activates the relay that handles the circuit’s current flow. Once the headlight switch does not work, test on the entire circuit assembly should be done. Failure to such can actually be encountered after being used. Replacement should also be done when the damaged found is in the headlight switch itself. There are actually several types of headlight switch that can work best for your vehicle. The Mexico headlight switch is among those. This headlight switch actually features a customized design for Volkswagen Golf vehicles. And this product will surely look great on your 1985 Volkswagen Golf model. Purchasing this P3031-28269 Mexico headlight switch is so easy with us. We have an easy to navigate catalog and a 24/7 line that will provide answers to your replacement needs.